Vulnerability-Lookup

CVE-2021-3911 (GCVE-0-2021-3911)

Vulnerability from cvelistv5 – Published: 2021-11-11 21:45 – Updated: 2024-09-16 22:31

Title

Misconfigured IP address field in ROA leads to OctoRPKI crash

Summary

If the ROA that a repository returns contains too many bits for the IP address then OctoRPKI will crash.

Severity

4.2 (Medium)


                        
                          CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:U/C:N/I:N/A:H

CWE

CWE-20 - Improper Input Validation

Assigner

cloudflare mitre root Scorecard

References

2 references

URL	Tags
https://github.com/cloudflare/cfrpki/security/adv…	x_refsource_MISC
https://www.debian.org/security/2022/dsa-5041	vendor-advisoryx_refsource_DEBIAN

Impacted products

1 product

Vendor	Product	Version	CPE status
Cloudflare	octorpki	Affected: unspecified , < 1.4.0 (custom)	guessed

Date Public

2021-11-01 00:00

Credits

Koen van Hove

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-03T17:09:09.604Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://github.com/cloudflare/cfrpki/security/advisories/GHSA-w6ww-fmfx-2x22"
          },
          {
            "name": "DSA-5041",
            "tags": [
              "vendor-advisory",
              "x_refsource_DEBIAN",
              "x_transferred"
            ],
            "url": "https://www.debian.org/security/2022/dsa-5041"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "octorpki",
          "vendor": "Cloudflare",
          "versions": [
            {
              "lessThan": "1.4.0",
              "status": "affected",
              "version": "unspecified",
              "versionType": "custom"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "value": "Koen van Hove"
        }
      ],
      "datePublic": "2021-11-01T00:00:00.000Z",
      "descriptions": [
        {
          "lang": "en",
          "value": "If the ROA that a repository returns contains too many bits for the IP address then OctoRPKI will crash."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "HIGH",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 4.2,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "privilegesRequired": "HIGH",
            "scope": "UNCHANGED",
            "userInteraction": "REQUIRED",
            "vectorString": "CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:U/C:N/I:N/A:H",
            "version": "3.1"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-20",
              "description": "CWE-20 Improper Input Validation",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2022-01-12T10:06:22.000Z",
        "orgId": "a22f1246-ba21-4bb4-a601-ad51614c1513",
        "shortName": "cloudflare"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://github.com/cloudflare/cfrpki/security/advisories/GHSA-w6ww-fmfx-2x22"
        },
        {
          "name": "DSA-5041",
          "tags": [
            "vendor-advisory",
            "x_refsource_DEBIAN"
          ],
          "url": "https://www.debian.org/security/2022/dsa-5041"
        }
      ],
      "solutions": [
        {
          "lang": "en",
          "value": "Upgrade to 1.4"
        }
      ],
      "source": {
        "discovery": "EXTERNAL"
      },
      "title": "Misconfigured IP address field in ROA leads to OctoRPKI crash",
      "x_generator": {
        "engine": "Vulnogram 0.0.9"
      },
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "cna@cloudflare.com",
          "DATE_PUBLIC": "2021-11-01T22:52:00.000Z",
          "ID": "CVE-2021-3911",
          "STATE": "PUBLIC",
          "TITLE": "Misconfigured IP address field in ROA leads to OctoRPKI crash"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "octorpki",
                      "version": {
                        "version_data": [
                          {
                            "version_affected": "\u003c",
                            "version_value": "1.4.0"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "Cloudflare"
              }
            ]
          }
        },
        "credit": [
          {
            "lang": "eng",
            "value": "Koen van Hove"
          }
        ],
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "If the ROA that a repository returns contains too many bits for the IP address then OctoRPKI will crash."
            }
          ]
        },
        "generator": {
          "engine": "Vulnogram 0.0.9"
        },
        "impact": {
          "cvss": {
            "attackComplexity": "HIGH",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 4.2,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "privilegesRequired": "HIGH",
            "scope": "UNCHANGED",
            "userInteraction": "REQUIRED",
            "vectorString": "CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:U/C:N/I:N/A:H",
            "version": "3.1"
          }
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "CWE-20 Improper Input Validation"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://github.com/cloudflare/cfrpki/security/advisories/GHSA-w6ww-fmfx-2x22",
              "refsource": "MISC",
              "url": "https://github.com/cloudflare/cfrpki/security/advisories/GHSA-w6ww-fmfx-2x22"
            },
            {
              "name": "DSA-5041",
              "refsource": "DEBIAN",
              "url": "https://www.debian.org/security/2022/dsa-5041"
            }
          ]
        },
        "solution": [
          {
            "lang": "en",
            "value": "Upgrade to 1.4"
          }
        ],
        "source": {
          "discovery": "EXTERNAL"
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "a22f1246-ba21-4bb4-a601-ad51614c1513",
    "assignerShortName": "cloudflare",
    "cveId": "CVE-2021-3911",
    "datePublished": "2021-11-11T21:45:22.690Z",
    "dateReserved": "2021-10-26T00:00:00.000Z",
    "dateUpdated": "2024-09-16T22:31:10.731Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "vulnerability-lookup:meta": {
    "epss": {
      "cve": "CVE-2021-3911",
      "date": "2026-10-03",
      "epss": "0.00907",
      "percentile": "0.58508"
    },
    "fkie_nvd": {
      "configurations": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:a:cloudflare:octorpki:*:*:*:*:*:*:*:*",
                  "matchCriteriaId": "A39C112F-E066-40D1-9CAC-9D9F89B467EE",
                  "versionEndExcluding": "1.3.0",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        },
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:*",
                  "matchCriteriaId": "FA6FEEC2-9F11-4643-8827-749718254FED",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "If the ROA that a repository returns contains too many bits for the IP address then OctoRPKI will crash."
        },
        {
          "lang": "es",
          "value": "Si el ROA que devuelve un repositorio contiene demasiados bits para la direcci\u00f3n IP, OctoRPKI ser\u00e1 bloqueado"
        }
      ],
      "id": "CVE-2021-3911",
      "lastModified": "2024-11-21T06:22:45.577",
      "metrics": {
        "cvssMetricV2": [
          {
            "acInsufInfo": false,
            "baseSeverity": "MEDIUM",
            "cvssData": {
              "accessComplexity": "MEDIUM",
              "accessVector": "NETWORK",
              "authentication": "NONE",
              "availabilityImpact": "PARTIAL",
              "baseScore": 4.3,
              "confidentialityImpact": "NONE",
              "integrityImpact": "NONE",
              "vectorString": "AV:N/AC:M/Au:N/C:N/I:N/A:P",
              "version": "2.0"
            },
            "exploitabilityScore": 8.6,
            "impactScore": 2.9,
            "obtainAllPrivilege": false,
            "obtainOtherPrivilege": false,
            "obtainUserPrivilege": false,
            "source": "nvd@nist.gov",
            "type": "Primary",
            "userInteractionRequired": true
          }
        ],
        "cvssMetricV31": [
          {
            "cvssData": {
              "attackComplexity": "HIGH",
              "attackVector": "NETWORK",
              "availabilityImpact": "HIGH",
              "baseScore": 4.2,
              "baseSeverity": "MEDIUM",
              "confidentialityImpact": "NONE",
              "integrityImpact": "NONE",
              "privilegesRequired": "HIGH",
              "scope": "UNCHANGED",
              "userInteraction": "REQUIRED",
              "vectorString": "CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:U/C:N/I:N/A:H",
              "version": "3.1"
            },
            "exploitabilityScore": 0.5,
            "impactScore": 3.6,
            "source": "cna@cloudflare.com",
            "type": "Secondary"
          },
          {
            "cvssData": {
              "attackComplexity": "LOW",
              "attackVector": "NETWORK",
              "availabilityImpact": "HIGH",
              "baseScore": 6.5,
              "baseSeverity": "MEDIUM",
              "confidentialityImpact": "NONE",
              "integrityImpact": "NONE",
              "privilegesRequired": "NONE",
              "scope": "UNCHANGED",
              "userInteraction": "REQUIRED",
              "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H",
              "version": "3.1"
            },
            "exploitabilityScore": 2.8,
            "impactScore": 3.6,
            "source": "nvd@nist.gov",
            "type": "Primary"
          }
        ]
      },
      "published": "2021-11-11T22:15:08.023",
      "references": [
        {
          "source": "cna@cloudflare.com",
          "tags": [
            "Third Party Advisory"
          ],
          "url": "https://github.com/cloudflare/cfrpki/security/advisories/GHSA-w6ww-fmfx-2x22"
        },
        {
          "source": "cna@cloudflare.com",
          "tags": [
            "Third Party Advisory"
          ],
          "url": "https://www.debian.org/security/2022/dsa-5041"
        },
        {
          "source": "af854a3a-2127-422b-91ae-364da2661108",
          "tags": [
            "Third Party Advisory"
          ],
          "url": "https://github.com/cloudflare/cfrpki/security/advisories/GHSA-w6ww-fmfx-2x22"
        },
        {
          "source": "af854a3a-2127-422b-91ae-364da2661108",
          "tags": [
            "Third Party Advisory"
          ],
          "url": "https://www.debian.org/security/2022/dsa-5041"
        }
      ],
      "sourceIdentifier": "cna@cloudflare.com",
      "vulnStatus": "Modified",
      "weaknesses": [
        {
          "description": [
            {
              "lang": "en",
              "value": "CWE-20"
            }
          ],
          "source": "cna@cloudflare.com",
          "type": "Secondary"
        },
        {
          "description": [
            {
              "lang": "en",
              "value": "CWE-252"
            }
          ],
          "source": "nvd@nist.gov",
          "type": "Primary"
        }
      ]
    },
    "nvd": {
      "cve": {
        "affected": [
          {
            "affectedData": [
              {
                "product": "octorpki",
                "vendor": "Cloudflare",
                "versions": [
                  {
                    "lessThan": "1.4.0",
                    "status": "affected",
                    "version": "unspecified",
                    "versionType": "custom"
                  }
                ]
              }
            ],
            "source": "cna@cloudflare.com"
          }
        ],
        "configurations": [
          {
            "nodes": [
              {
                "cpeMatch": [
                  {
                    "criteria": "cpe:2.3:a:cloudflare:octorpki:*:*:*:*:*:*:*:*",
                    "matchCriteriaId": "A39C112F-E066-40D1-9CAC-9D9F89B467EE",
                    "versionEndExcluding": "1.3.0",
                    "vulnerable": true
                  }
                ],
                "negate": false,
                "operator": "OR"
              }
            ]
          },
          {
            "nodes": [
              {
                "cpeMatch": [
                  {
                    "criteria": "cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:*",
                    "matchCriteriaId": "FA6FEEC2-9F11-4643-8827-749718254FED",
                    "vulnerable": true
                  }
                ],
                "negate": false,
                "operator": "OR"
              }
            ]
          }
        ],
        "cveTags": [],
        "descriptions": [
          {
            "lang": "en",
            "value": "If the ROA that a repository returns contains too many bits for the IP address then OctoRPKI will crash."
          },
          {
            "lang": "es",
            "value": "Si el ROA que devuelve un repositorio contiene demasiados bits para la direcci\u00f3n IP, OctoRPKI ser\u00e1 bloqueado"
          }
        ],
        "id": "CVE-2021-3911",
        "lastModified": "2026-06-17T04:05:58.600",
        "metrics": {
          "cvssMetricV2": [
            {
              "acInsufInfo": false,
              "baseSeverity": "MEDIUM",
              "cvssData": {
                "accessComplexity": "MEDIUM",
                "accessVector": "NETWORK",
                "authentication": "NONE",
                "availabilityImpact": "PARTIAL",
                "baseScore": 4.3,
                "confidentialityImpact": "NONE",
                "integrityImpact": "NONE",
                "vectorString": "AV:N/AC:M/Au:N/C:N/I:N/A:P",
                "version": "2.0"
              },
              "exploitabilityScore": 8.6,
              "impactScore": 2.9,
              "obtainAllPrivilege": false,
              "obtainOtherPrivilege": false,
              "obtainUserPrivilege": false,
              "source": "nvd@nist.gov",
              "type": "Primary",
              "userInteractionRequired": true
            }
          ],
          "cvssMetricV31": [
            {
              "cvssData": {
                "attackComplexity": "HIGH",
                "attackVector": "NETWORK",
                "availabilityImpact": "HIGH",
                "baseScore": 4.2,
                "baseSeverity": "MEDIUM",
                "confidentialityImpact": "NONE",
                "integrityImpact": "NONE",
                "privilegesRequired": "HIGH",
                "scope": "UNCHANGED",
                "userInteraction": "REQUIRED",
                "vectorString": "CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:U/C:N/I:N/A:H",
                "version": "3.1"
              },
              "exploitabilityScore": 0.5,
              "impactScore": 3.6,
              "source": "cna@cloudflare.com",
              "type": "Secondary"
            },
            {
              "cvssData": {
                "attackComplexity": "LOW",
                "attackVector": "NETWORK",
                "availabilityImpact": "HIGH",
                "baseScore": 6.5,
                "baseSeverity": "MEDIUM",
                "confidentialityImpact": "NONE",
                "integrityImpact": "NONE",
                "privilegesRequired": "NONE",
                "scope": "UNCHANGED",
                "userInteraction": "REQUIRED",
                "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H",
                "version": "3.1"
              },
              "exploitabilityScore": 2.8,
              "impactScore": 3.6,
              "source": "nvd@nist.gov",
              "type": "Primary"
            }
          ]
        },
        "published": "2021-11-11T22:15:08.023",
        "references": [
          {
            "source": "cna@cloudflare.com",
            "tags": [
              "Third Party Advisory"
            ],
            "url": "https://github.com/cloudflare/cfrpki/security/advisories/GHSA-w6ww-fmfx-2x22"
          },
          {
            "source": "cna@cloudflare.com",
            "tags": [
              "Third Party Advisory"
            ],
            "url": "https://www.debian.org/security/2022/dsa-5041"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Third Party Advisory"
            ],
            "url": "https://github.com/cloudflare/cfrpki/security/advisories/GHSA-w6ww-fmfx-2x22"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Third Party Advisory"
            ],
            "url": "https://www.debian.org/security/2022/dsa-5041"
          }
        ],
        "sourceIdentifier": "cna@cloudflare.com",
        "vulnStatus": "Modified",
        "weaknesses": [
          {
            "description": [
              {
                "lang": "en",
                "value": "CWE-20"
              }
            ],
            "source": "cna@cloudflare.com",
            "type": "Secondary"
          },
          {
            "description": [
              {
                "lang": "en",
                "value": "CWE-252"
              }
            ],
            "source": "nvd@nist.gov",
            "type": "Primary"
          }
        ]
      }
    },
    "redhat_vex": {
      "current_release_date": "2026-03-27T13:40:07+00:00",
      "cve": "CVE-2021-3911",
      "id": "CVE-2021-3911",
      "initial_release_date": "2021-11-01T00:00:00+00:00",
      "product_status:known_not_affected": "1",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "Misconfigured IP address field in ROA leads to OctoRPKI crash",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2021/cve-2021-3911.json",
      "version": "3"
    }
  }
}

BDU:2022-05571 (CVE-2021-3911)

Vulnerability from fstec – Published: 2022-09-07 – Updated: 2022-09-07 – View on bdu.fstec.ru Fixed

Title

Уязвимость RPKI-валидатора OctoRPKI, связанная с отсутствием проверки возвращаемых данных, позволяющая нарушителю вызвать отказ в обслуживании

Summary

Уязвимость RPKI-валидатора OctoRPKI связана с отсутствием проверки возвращаемых данных при генерации объектов ROA (Route Origin Authorisation). Эксплуатация уязвимости может позволить нарушителю, действующему удалённо, вызвать отказ в обслуживании

Severity

5.4 (Medium) CVSS 2.0


                      
                        AV:N/AC:H/Au:N/C:N/I:N/A:C

4.2 (Medium) CVSS 3.0


                      
                        CVSS:3.0/AV:N/AC:H/PR:H/UI:R/S:U/C:N/I:N/A:H

Class

Code vulnerability

Status

Confirmed by the vendor

Exploitation

Resource manipulation

Incidents

Being clarified

Remediation

Software update

CWE

CWE-20 - Недостаточная проверка вводимых данных
CWE-252 - Непроверенное возвращаемое значение

Aliases

CVE-2021-3911

References

5 references

URL
https://github.com/cloudflare/cfrpki/security/advisories/GHSA-w6ww-fmfx-2x22
https://www.debian.org/security/2022/dsa-5041
https://nvd.nist.gov/vuln/detail/CVE-2021-3911
https://github.com/cloudflare/cfrpki/releases
https://security-tracker.debian.org/tracker/DSA-5041-1

Impacted products

2 products from 3 vendors

Vendors

Сообщество свободного программного обеспечения, Cloudflare, Inc

Products

Debian GNU/Linux, OctoRPKI

Versions

11 (Debian GNU/Linux), до 1.3.0 (OctoRPKI)

Product types

Operating system, Network device, Network software

Platforms

Сообщество свободного программного обеспечения Debian GNU/Linux 11

Mitigations

Использование рекомендаций: Для OctoRPKI: https://github.com/cloudflare/cfrpki/security/advisories/GHSA-w6ww-fmfx-2x22 https://github.com/cloudflare/cfrpki/releases Для Debian: https://security-tracker.debian.org/tracker/DSA-5041-1

JSON

To clipboard

{
  "CVSS 2.0": "AV:N/AC:H/Au:N/C:N/I:N/A:C",
  "CVSS 3.0": "AV:N/AC:H/PR:H/UI:R/S:U/C:N/I:N/A:H",
  "CVSS 4.0": null,
  "remediation_\u0418\u0434\u0435\u043d\u0442\u0438\u0444\u0438\u043a\u0430\u0442\u043e\u0440": null,
  "remediation_\u041d\u0430\u0438\u043c\u0435\u043d\u043e\u0432\u0430\u043d\u0438\u0435": null,
  "\u0412\u0435\u043d\u0434\u043e\u0440 \u041f\u041e": "\u0421\u043e\u043e\u0431\u0449\u0435\u0441\u0442\u0432\u043e \u0441\u0432\u043e\u0431\u043e\u0434\u043d\u043e\u0433\u043e \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c\u043d\u043e\u0433\u043e \u043e\u0431\u0435\u0441\u043f\u0435\u0447\u0435\u043d\u0438\u044f, Cloudflare, Inc",
  "\u0412\u0435\u0440\u0441\u0438\u044f \u041f\u041e": "11 (Debian GNU/Linux), \u0434\u043e 1.3.0 (OctoRPKI)",
  "\u0412\u043e\u0437\u043c\u043e\u0436\u043d\u044b\u0435 \u043c\u0435\u0440\u044b \u043f\u043e \u0443\u0441\u0442\u0440\u0430\u043d\u0435\u043d\u0438\u044e": "\u0418\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043d\u0438\u0435 \u0440\u0435\u043a\u043e\u043c\u0435\u043d\u0434\u0430\u0446\u0438\u0439:\n\u0414\u043b\u044f OctoRPKI:\nhttps://github.com/cloudflare/cfrpki/security/advisories/GHSA-w6ww-fmfx-2x22 \nhttps://github.com/cloudflare/cfrpki/releases\n\n\u0414\u043b\u044f Debian:\nhttps://security-tracker.debian.org/tracker/DSA-5041-1",
  "\u0414\u0430\u0442\u0430 \u0432\u044b\u044f\u0432\u043b\u0435\u043d\u0438\u044f": "10.11.2021",
  "\u0414\u0430\u0442\u0430 \u043f\u043e\u0441\u043b\u0435\u0434\u043d\u0435\u0433\u043e \u043e\u0431\u043d\u043e\u0432\u043b\u0435\u043d\u0438\u044f": "07.09.2022",
  "\u0414\u0430\u0442\u0430 \u043f\u0443\u0431\u043b\u0438\u043a\u0430\u0446\u0438\u0438": "07.09.2022",
  "\u0418\u0434\u0435\u043d\u0442\u0438\u0444\u0438\u043a\u0430\u0442\u043e\u0440": "BDU:2022-05571",
  "\u0418\u0434\u0435\u043d\u0442\u0438\u0444\u0438\u043a\u0430\u0442\u043e\u0440\u044b \u0434\u0440\u0443\u0433\u0438\u0445 \u0441\u0438\u0441\u0442\u0435\u043c \u043e\u043f\u0438\u0441\u0430\u043d\u0438\u0439 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438": "CVE-2021-3911",
  "\u0418\u043d\u0444\u043e\u0440\u043c\u0430\u0446\u0438\u044f \u043e\u0431 \u0443\u0441\u0442\u0440\u0430\u043d\u0435\u043d\u0438\u0438": "\u0423\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u044c \u0443\u0441\u0442\u0440\u0430\u043d\u0435\u043d\u0430",
  "\u041a\u043b\u0430\u0441\u0441 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438": "\u0423\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u044c \u043a\u043e\u0434\u0430",
  "\u041d\u0430\u0437\u0432\u0430\u043d\u0438\u0435 \u041f\u041e": "Debian GNU/Linux, OctoRPKI",
  "\u041d\u0430\u0438\u043c\u0435\u043d\u043e\u0432\u0430\u043d\u0438\u0435 \u041e\u0421 \u0438 \u0442\u0438\u043f \u0430\u043f\u043f\u0430\u0440\u0430\u0442\u043d\u043e\u0439 \u043f\u043b\u0430\u0442\u0444\u043e\u0440\u043c\u044b": "\u0421\u043e\u043e\u0431\u0449\u0435\u0441\u0442\u0432\u043e \u0441\u0432\u043e\u0431\u043e\u0434\u043d\u043e\u0433\u043e \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c\u043d\u043e\u0433\u043e \u043e\u0431\u0435\u0441\u043f\u0435\u0447\u0435\u043d\u0438\u044f Debian GNU/Linux 11 ",
  "\u041d\u0430\u0438\u043c\u0435\u043d\u043e\u0432\u0430\u043d\u0438\u0435 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438": "\u0423\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u044c RPKI-\u0432\u0430\u043b\u0438\u0434\u0430\u0442\u043e\u0440\u0430 OctoRPKI, \u0441\u0432\u044f\u0437\u0430\u043d\u043d\u0430\u044f \u0441 \u043e\u0442\u0441\u0443\u0442\u0441\u0442\u0432\u0438\u0435\u043c \u043f\u0440\u043e\u0432\u0435\u0440\u043a\u0438 \u0432\u043e\u0437\u0432\u0440\u0430\u0449\u0430\u0435\u043c\u044b\u0445 \u0434\u0430\u043d\u043d\u044b\u0445, \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u044e\u0449\u0430\u044f \u043d\u0430\u0440\u0443\u0448\u0438\u0442\u0435\u043b\u044e \u0432\u044b\u0437\u0432\u0430\u0442\u044c \u043e\u0442\u043a\u0430\u0437 \u0432 \u043e\u0431\u0441\u043b\u0443\u0436\u0438\u0432\u0430\u043d\u0438\u0438",
  "\u041d\u0430\u043b\u0438\u0447\u0438\u0435 \u044d\u043a\u0441\u043f\u043b\u043e\u0439\u0442\u0430": "\u0414\u0430\u043d\u043d\u044b\u0435 \u0443\u0442\u043e\u0447\u043d\u044f\u044e\u0442\u0441\u044f",
  "\u041e\u043f\u0438\u0441\u0430\u043d\u0438\u0435 \u043e\u0448\u0438\u0431\u043a\u0438 CWE": "\u041d\u0435\u0434\u043e\u0441\u0442\u0430\u0442\u043e\u0447\u043d\u0430\u044f \u043f\u0440\u043e\u0432\u0435\u0440\u043a\u0430 \u0432\u0432\u043e\u0434\u0438\u043c\u044b\u0445 \u0434\u0430\u043d\u043d\u044b\u0445 (CWE-20), \u041d\u0435\u043f\u0440\u043e\u0432\u0435\u0440\u0435\u043d\u043d\u043e\u0435 \u0432\u043e\u0437\u0432\u0440\u0430\u0449\u0430\u0435\u043c\u043e\u0435 \u0437\u043d\u0430\u0447\u0435\u043d\u0438\u0435 (CWE-252)",
  "\u041e\u043f\u0438\u0441\u0430\u043d\u0438\u0435 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438": "\u0423\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u044c RPKI-\u0432\u0430\u043b\u0438\u0434\u0430\u0442\u043e\u0440\u0430 OctoRPKI \u0441\u0432\u044f\u0437\u0430\u043d\u0430 \u0441 \u043e\u0442\u0441\u0443\u0442\u0441\u0442\u0432\u0438\u0435\u043c \u043f\u0440\u043e\u0432\u0435\u0440\u043a\u0438 \u0432\u043e\u0437\u0432\u0440\u0430\u0449\u0430\u0435\u043c\u044b\u0445 \u0434\u0430\u043d\u043d\u044b\u0445 \u043f\u0440\u0438 \u0433\u0435\u043d\u0435\u0440\u0430\u0446\u0438\u0438 \u043e\u0431\u044a\u0435\u043a\u0442\u043e\u0432 ROA (Route Origin Authorisation). \u042d\u043a\u0441\u043f\u043b\u0443\u0430\u0442\u0430\u0446\u0438\u044f \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438 \u043c\u043e\u0436\u0435\u0442 \u043f\u043e\u0437\u0432\u043e\u043b\u0438\u0442\u044c \u043d\u0430\u0440\u0443\u0448\u0438\u0442\u0435\u043b\u044e, \u0434\u0435\u0439\u0441\u0442\u0432\u0443\u044e\u0449\u0435\u043c\u0443 \u0443\u0434\u0430\u043b\u0451\u043d\u043d\u043e, \u0432\u044b\u0437\u0432\u0430\u0442\u044c \u043e\u0442\u043a\u0430\u0437 \u0432 \u043e\u0431\u0441\u043b\u0443\u0436\u0438\u0432\u0430\u043d\u0438\u0438",
  "\u041f\u043e\u0441\u043b\u0435\u0434\u0441\u0442\u0432\u0438\u044f \u044d\u043a\u0441\u043f\u043b\u0443\u0430\u0442\u0430\u0446\u0438\u0438 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438": null,
  "\u041f\u0440\u043e\u0447\u0430\u044f \u0438\u043d\u0444\u043e\u0440\u043c\u0430\u0446\u0438\u044f": null,
  "\u0421\u0432\u044f\u0437\u044c \u0441 \u0438\u043d\u0446\u0438\u0434\u0435\u043d\u0442\u0430\u043c\u0438 \u0418\u0411": "\u0414\u0430\u043d\u043d\u044b\u0435 \u0443\u0442\u043e\u0447\u043d\u044f\u044e\u0442\u0441\u044f",
  "\u0421\u043e\u0441\u0442\u043e\u044f\u043d\u0438\u0435 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438": "\u041e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043d\u0430",
  "\u0421\u043f\u043e\u0441\u043e\u0431 \u0443\u0441\u0442\u0440\u0430\u043d\u0435\u043d\u0438\u044f": "\u041e\u0431\u043d\u043e\u0432\u043b\u0435\u043d\u0438\u0435 \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c\u043d\u043e\u0433\u043e \u043e\u0431\u0435\u0441\u043f\u0435\u0447\u0435\u043d\u0438\u044f",
  "\u0421\u043f\u043e\u0441\u043e\u0431 \u044d\u043a\u0441\u043f\u043b\u0443\u0430\u0442\u0430\u0446\u0438\u0438": "\u041c\u0430\u043d\u0438\u043f\u0443\u043b\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u0435 \u0440\u0435\u0441\u0443\u0440\u0441\u0430\u043c\u0438",
  "\u0421\u0441\u044b\u043b\u043a\u0438 \u043d\u0430 \u0438\u0441\u0442\u043e\u0447\u043d\u0438\u043a\u0438": "https://github.com/cloudflare/cfrpki/security/advisories/GHSA-w6ww-fmfx-2x22 \nhttps://www.debian.org/security/2022/dsa-5041\nhttps://nvd.nist.gov/vuln/detail/CVE-2021-3911\nhttps://github.com/cloudflare/cfrpki/releases\nhttps://security-tracker.debian.org/tracker/DSA-5041-1",
  "\u0421\u0442\u0430\u0442\u0443\u0441 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438": "\u041f\u043e\u0434\u0442\u0432\u0435\u0440\u0436\u0434\u0435\u043d\u0430 \u043f\u0440\u043e\u0438\u0437\u0432\u043e\u0434\u0438\u0442\u0435\u043b\u0435\u043c",
  "\u0422\u0438\u043f \u041f\u041e": "\u041e\u043f\u0435\u0440\u0430\u0446\u0438\u043e\u043d\u043d\u0430\u044f \u0441\u0438\u0441\u0442\u0435\u043c\u0430, \u0421\u0435\u0442\u0435\u0432\u043e\u0435 \u0441\u0440\u0435\u0434\u0441\u0442\u0432\u043e, \u0421\u0435\u0442\u0435\u0432\u043e\u0435 \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c\u043d\u043e\u0435 \u0441\u0440\u0435\u0434\u0441\u0442\u0432\u043e",
  "\u0422\u0438\u043f \u043e\u0448\u0438\u0431\u043a\u0438 CWE": "CWE-20, CWE-252",
  "\u0423\u0440\u043e\u0432\u0435\u043d\u044c \u043e\u043f\u0430\u0441\u043d\u043e\u0441\u0442\u0438 \u0443\u044f\u0437\u0432\u0438\u043c\u043e\u0441\u0442\u0438": "\u0421\u0440\u0435\u0434\u043d\u0438\u0439 \u0443\u0440\u043e\u0432\u0435\u043d\u044c \u043e\u043f\u0430\u0441\u043d\u043e\u0441\u0442\u0438 (\u0431\u0430\u0437\u043e\u0432\u0430\u044f \u043e\u0446\u0435\u043d\u043a\u0430 CVSS 2.0 \u0441\u043e\u0441\u0442\u0430\u0432\u043b\u044f\u0435\u0442 5,4)\n\u0421\u0440\u0435\u0434\u043d\u0438\u0439 \u0443\u0440\u043e\u0432\u0435\u043d\u044c \u043e\u043f\u0430\u0441\u043d\u043e\u0441\u0442\u0438 (\u0431\u0430\u0437\u043e\u0432\u0430\u044f \u043e\u0446\u0435\u043d\u043a\u0430 CVSS 3.0 \u0441\u043e\u0441\u0442\u0430\u0432\u043b\u044f\u0435\u0442 4,2)"
}

FKIE_CVE-2021-3911

Vulnerability from fkie_nvd - Published: 2021-11-11 22:15 - Updated: 2026-06-17 04:05

Severity

4.2 (Medium) - CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:U/C:N/I:N/A:H
6.5 (Medium) - CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Summary

If the ROA that a repository returns contains too many bits for the IP address then OctoRPKI will crash.

References

URL	Tags
cna@cloudflare.com	https://github.com/cloudflare/cfrpki/security/advisories/GHSA-w6ww-fmfx-2x22	Third Party Advisory
cna@cloudflare.com	https://www.debian.org/security/2022/dsa-5041	Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108	https://github.com/cloudflare/cfrpki/security/advisories/GHSA-w6ww-fmfx-2x22	Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108	https://www.debian.org/security/2022/dsa-5041	Third Party Advisory

Impacted products

	Vendor	Product	Version
	cloudflare	octorpki	*
	debian	debian_linux	11.0

JSON

To clipboard

{
  "affected": [
    {
      "affectedData": [
        {
          "product": "octorpki",
          "vendor": "Cloudflare",
          "versions": [
            {
              "lessThan": "1.4.0",
              "status": "affected",
              "version": "unspecified",
              "versionType": "custom"
            }
          ]
        }
      ],
      "source": "cna@cloudflare.com"
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:cloudflare:octorpki:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "A39C112F-E066-40D1-9CAC-9D9F89B467EE",
              "versionEndExcluding": "1.3.0",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    },
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:*",
              "matchCriteriaId": "FA6FEEC2-9F11-4643-8827-749718254FED",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "If the ROA that a repository returns contains too many bits for the IP address then OctoRPKI will crash."
    },
    {
      "lang": "es",
      "value": "Si el ROA que devuelve un repositorio contiene demasiados bits para la direcci\u00f3n IP, OctoRPKI ser\u00e1 bloqueado"
    }
  ],
  "id": "CVE-2021-3911",
  "lastModified": "2026-06-17T04:05:58.600",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "MEDIUM",
        "cvssData": {
          "accessComplexity": "MEDIUM",
          "accessVector": "NETWORK",
          "authentication": "NONE",
          "availabilityImpact": "PARTIAL",
          "baseScore": 4.3,
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "vectorString": "AV:N/AC:M/Au:N/C:N/I:N/A:P",
          "version": "2.0"
        },
        "exploitabilityScore": 8.6,
        "impactScore": 2.9,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": true
      }
    ],
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "HIGH",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 4.2,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "privilegesRequired": "HIGH",
          "scope": "UNCHANGED",
          "userInteraction": "REQUIRED",
          "vectorString": "CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:U/C:N/I:N/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 0.5,
        "impactScore": 3.6,
        "source": "cna@cloudflare.com",
        "type": "Secondary"
      },
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 6.5,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "REQUIRED",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 2.8,
        "impactScore": 3.6,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2021-11-11T22:15:08.023",
  "references": [
    {
      "source": "cna@cloudflare.com",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "https://github.com/cloudflare/cfrpki/security/advisories/GHSA-w6ww-fmfx-2x22"
    },
    {
      "source": "cna@cloudflare.com",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "https://www.debian.org/security/2022/dsa-5041"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "https://github.com/cloudflare/cfrpki/security/advisories/GHSA-w6ww-fmfx-2x22"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "https://www.debian.org/security/2022/dsa-5041"
    }
  ],
  "sourceIdentifier": "cna@cloudflare.com",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-20"
        }
      ],
      "source": "cna@cloudflare.com",
      "type": "Secondary"
    },
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-252"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}

GHSA-W6WW-FMFX-2X22

Vulnerability from github – Published: 2021-11-10 19:56 – Updated: 2021-11-10 18:14

Summary

Misconfigured IP address field in ROA leads to OctoRPKI crash

Details

If the ROA that a repository returns contains too many bits for the IP address then OctoRPKI will crash.

Patches

For more information

If you have any questions or comments about this advisory email us at security@cloudflare.com

Severity

4.2 (Medium)


                  
                    CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:U/C:N/I:N/A:H

Show details on source website

JSON

To clipboard

{
  "affected": [
    {
      "package": {
        "ecosystem": "Go",
        "name": "github.com/cloudflare/cfrpki"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "1.4.0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2021-3911"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-20",
      "CWE-252"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2021-11-10T18:14:59Z",
    "nvd_published_at": "2021-11-11T22:15:00Z",
    "severity": "MODERATE"
  },
  "details": "If the ROA that a repository returns contains too many bits for the IP address then OctoRPKI will crash.\n\n## Patches\n\n## For more information\nIf you have any questions or comments about this advisory email us at security@cloudflare.com\n",
  "id": "GHSA-w6ww-fmfx-2x22",
  "modified": "2021-11-10T18:14:59Z",
  "published": "2021-11-10T19:56:04Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://github.com/cloudflare/cfrpki/security/advisories/GHSA-w6ww-fmfx-2x22"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-3911"
    },
    {
      "type": "WEB",
      "url": "https://github.com/cloudflare/cfrpki/commit/2882307febd66801de97b2a2ce4d93fe58132005"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/cloudflare/cfrpki"
    },
    {
      "type": "WEB",
      "url": "https://pkg.go.dev/vuln/GO-2022-0252"
    },
    {
      "type": "WEB",
      "url": "https://www.debian.org/security/2022/dsa-5041"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:U/C:N/I:N/A:H",
      "type": "CVSS_V3"
    }
  ],
  "summary": "Misconfigured IP address field in ROA leads to OctoRPKI crash"
}

GSD-2021-3911

Vulnerability from gsd - Updated: 2023-12-13 01:23

Details

If the ROA that a repository returns contains too many bits for the IP address then OctoRPKI will crash.

Aliases

CVE-2021-3911

Aliases

CVE-2021-3911

JSON

To clipboard

{
  "GSD": {
    "alias": "CVE-2021-3911",
    "description": "If the ROA that a repository returns contains too many bits for the IP address then OctoRPKI will crash.",
    "id": "GSD-2021-3911",
    "references": [
      "https://www.debian.org/security/2022/dsa-5041"
    ]
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2021-3911"
      ],
      "details": "If the ROA that a repository returns contains too many bits for the IP address then OctoRPKI will crash.",
      "id": "GSD-2021-3911",
      "modified": "2023-12-13T01:23:34.223859Z",
      "schema_version": "1.4.0"
    }
  },
  "namespaces": {
    "cve.org": {
      "CVE_data_meta": {
        "ASSIGNER": "cna@cloudflare.com",
        "DATE_PUBLIC": "2021-11-01T22:52:00.000Z",
        "ID": "CVE-2021-3911",
        "STATE": "PUBLIC",
        "TITLE": "Misconfigured IP address field in ROA leads to OctoRPKI crash"
      },
      "affects": {
        "vendor": {
          "vendor_data": [
            {
              "product": {
                "product_data": [
                  {
                    "product_name": "octorpki",
                    "version": {
                      "version_data": [
                        {
                          "version_affected": "\u003c",
                          "version_value": "1.4.0"
                        }
                      ]
                    }
                  }
                ]
              },
              "vendor_name": "Cloudflare"
            }
          ]
        }
      },
      "credit": [
        {
          "lang": "eng",
          "value": "Koen van Hove"
        }
      ],
      "data_format": "MITRE",
      "data_type": "CVE",
      "data_version": "4.0",
      "description": {
        "description_data": [
          {
            "lang": "eng",
            "value": "If the ROA that a repository returns contains too many bits for the IP address then OctoRPKI will crash."
          }
        ]
      },
      "generator": {
        "engine": "Vulnogram 0.0.9"
      },
      "impact": {
        "cvss": {
          "attackComplexity": "HIGH",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 4.2,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "privilegesRequired": "HIGH",
          "scope": "UNCHANGED",
          "userInteraction": "REQUIRED",
          "vectorString": "CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:U/C:N/I:N/A:H",
          "version": "3.1"
        }
      },
      "problemtype": {
        "problemtype_data": [
          {
            "description": [
              {
                "lang": "eng",
                "value": "CWE-20 Improper Input Validation"
              }
            ]
          }
        ]
      },
      "references": {
        "reference_data": [
          {
            "name": "https://github.com/cloudflare/cfrpki/security/advisories/GHSA-w6ww-fmfx-2x22",
            "refsource": "MISC",
            "url": "https://github.com/cloudflare/cfrpki/security/advisories/GHSA-w6ww-fmfx-2x22"
          },
          {
            "name": "DSA-5041",
            "refsource": "DEBIAN",
            "url": "https://www.debian.org/security/2022/dsa-5041"
          }
        ]
      },
      "solution": [
        {
          "lang": "eng",
          "value": "Upgrade to 1.4"
        }
      ],
      "source": {
        "discovery": "EXTERNAL"
      }
    },
    "gitlab.com": {
      "advisories": [
        {
          "affected_range": "\u003cv1.3.0",
          "affected_versions": "All versions before 1.3.0",
          "cvss_v2": "AV:N/AC:M/Au:N/C:N/I:N/A:P",
          "cvss_v3": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H",
          "cwe_ids": [
            "CWE-1035",
            "CWE-252",
            "CWE-937"
          ],
          "date": "2022-04-04",
          "description": "If the ROA that a repository returns contains too many bits for the IP address then OctoRPKI will crash.",
          "fixed_versions": [
            "v1.3.0"
          ],
          "identifier": "CVE-2021-3911",
          "identifiers": [
            "CVE-2021-3911",
            "GHSA-w6ww-fmfx-2x22"
          ],
          "not_impacted": "",
          "package_slug": "go/github.com/cloudflare/cfrpki",
          "pubdate": "2021-11-11",
          "solution": "Upgrade to version 1.3.0 or above.",
          "title": "Unchecked Return Value",
          "urls": [
            "https://nvd.nist.gov/vuln/detail/CVE-2021-3911",
            "https://github.com/cloudflare/cfrpki/security/advisories/GHSA-w6ww-fmfx-2x22"
          ],
          "uuid": "fbf1b24c-830b-48c6-b1cc-9538d566faa4",
          "versions": [
            {
              "commit": {
                "sha": "a8db4e009ef217484598ba1fd1c595b54e0f6422",
                "tags": [
                  "v1.3.0"
                ],
                "timestamp": "20210819152514"
              },
              "number": "v1.3.0"
            }
          ]
        },
        {
          "affected_range": "\u003cv1.4.0",
          "affected_versions": "All versions before 1.4.0",
          "cvss_v2": "AV:N/AC:M/Au:N/C:N/I:N/A:P",
          "cvss_v3": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H",
          "cwe_ids": [
            "CWE-1035",
            "CWE-252",
            "CWE-937"
          ],
          "date": "2023-02-07",
          "description": "If the ROA that a repository returns contains too many bits for the IP address then OctoRPKI will crash.",
          "fixed_versions": [
            "v1.4.0"
          ],
          "identifier": "CVE-2021-3911",
          "identifiers": [
            "GHSA-w6ww-fmfx-2x22",
            "CVE-2021-3911"
          ],
          "not_impacted": "All versions starting from 1.4.0",
          "package_slug": "go/github.com/cloudflare/cfrpki/validator/lib",
          "pubdate": "2021-11-10",
          "solution": "Upgrade to version 1.4.0 or above.",
          "title": "Unchecked Return Value",
          "urls": [
            "https://github.com/cloudflare/cfrpki/security/advisories/GHSA-w6ww-fmfx-2x22",
            "https://nvd.nist.gov/vuln/detail/CVE-2021-3911",
            "https://www.debian.org/security/2022/dsa-5041",
            "https://github.com/cloudflare/cfrpki/commit/2882307febd66801de97b2a2ce4d93fe58132005",
            "https://pkg.go.dev/vuln/GO-2022-0252",
            "https://github.com/advisories/GHSA-w6ww-fmfx-2x22"
          ],
          "uuid": "687d8ce1-66ea-446c-82c1-fbee9011cdaf",
          "versions": [
            {
              "commit": {
                "sha": "6d518c2cae618d41cf574ee05cf639777d7309c4",
                "tags": [
                  "v1.4.0"
                ],
                "timestamp": "20211026220548"
              },
              "number": "v1.4.0"
            }
          ]
        }
      ]
    },
    "nvd.nist.gov": {
      "configurations": {
        "CVE_data_version": "4.0",
        "nodes": [
          {
            "children": [],
            "cpe_match": [
              {
                "cpe23Uri": "cpe:2.3:a:cloudflare:octorpki:*:*:*:*:*:*:*:*",
                "cpe_name": [],
                "versionEndExcluding": "1.3.0",
                "vulnerable": true
              }
            ],
            "operator": "OR"
          },
          {
            "children": [],
            "cpe_match": [
              {
                "cpe23Uri": "cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
              }
            ],
            "operator": "OR"
          }
        ]
      },
      "cve": {
        "CVE_data_meta": {
          "ASSIGNER": "cna@cloudflare.com",
          "ID": "CVE-2021-3911"
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "en",
              "value": "If the ROA that a repository returns contains too many bits for the IP address then OctoRPKI will crash."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "en",
                  "value": "CWE-252"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://github.com/cloudflare/cfrpki/security/advisories/GHSA-w6ww-fmfx-2x22",
              "refsource": "MISC",
              "tags": [
                "Third Party Advisory"
              ],
              "url": "https://github.com/cloudflare/cfrpki/security/advisories/GHSA-w6ww-fmfx-2x22"
            },
            {
              "name": "DSA-5041",
              "refsource": "DEBIAN",
              "tags": [
                "Third Party Advisory"
              ],
              "url": "https://www.debian.org/security/2022/dsa-5041"
            }
          ]
        }
      },
      "impact": {
        "baseMetricV2": {
          "acInsufInfo": false,
          "cvssV2": {
            "accessComplexity": "MEDIUM",
            "accessVector": "NETWORK",
            "authentication": "NONE",
            "availabilityImpact": "PARTIAL",
            "baseScore": 4.3,
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "vectorString": "AV:N/AC:M/Au:N/C:N/I:N/A:P",
            "version": "2.0"
          },
          "exploitabilityScore": 8.6,
          "impactScore": 2.9,
          "obtainAllPrivilege": false,
          "obtainOtherPrivilege": false,
          "obtainUserPrivilege": false,
          "severity": "MEDIUM",
          "userInteractionRequired": true
        },
        "baseMetricV3": {
          "cvssV3": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 6.5,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "REQUIRED",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H",
            "version": "3.1"
          },
          "exploitabilityScore": 2.8,
          "impactScore": 3.6
        }
      },
      "lastModifiedDate": "2022-04-04T14:03Z",
      "publishedDate": "2021-11-11T22:15Z"
    }
  }
}

UBUNTU-CVE-2021-3911 (CVE-2021-3911)

Vulnerability from osv_ubuntu – Published: 2021-11-11 22:15 – Updated: 2025-07-16 04:56 – Source website

Withdrawn 2025-07-18

Details

If the ROA that a repository returns contains too many bits for the IP address then OctoRPKI will crash.

Severity

6.5 (Medium)


                    
                      CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

4.2 (Medium)


                    
                      CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:U/C:N/I:N/A:H

N/A (UNKNOWN)


                    
                      medium

References

URL

Type

	https://ubuntu.com/security/CVE-2021-3911	REPORT
	https://github.com/cloudflare/cfrpki/security/adv…	REPORT
	https://github.com/cloudflare/cfrpki/commit/7ca24…	REPORT
	https://www.cve.org/CVERecord?id=CVE-2021-3911	REPORT

JSON

To clipboard

{
  "affected": [
    {
      "ecosystem_specific": {
        "availability": "No subscription required",
        "binaries": [
          {
            "binary_name": "octorpki",
            "binary_version": "1.4.2-1"
          },
          {
            "binary_name": "octorpki-dbgsym",
            "binary_version": "1.4.2-1"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:22.04:LTS",
        "name": "cfrpki",
        "purl": "pkg:deb/ubuntu/cfrpki@1.4.2-1?arch=source\u0026distro=jammy"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "1.4.2-1"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "1.2.2-1",
        "1.3.0-1",
        "1.4.0-1"
      ]
    }
  ],
  "aliases": [],
  "details": "If the ROA that a repository returns contains too many bits for the IP address then OctoRPKI will crash.",
  "id": "UBUNTU-CVE-2021-3911",
  "modified": "2025-07-16T04:56:47Z",
  "published": "2021-11-11T22:15:00Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2021-3911"
    },
    {
      "type": "REPORT",
      "url": "https://github.com/cloudflare/cfrpki/security/advisories/GHSA-w6ww-fmfx-2x22"
    },
    {
      "type": "REPORT",
      "url": "https://github.com/cloudflare/cfrpki/commit/7ca2435a078b0a9545ef7d9679a3b25bea141385"
    },
    {
      "type": "REPORT",
      "url": "https://www.cve.org/CVERecord?id=CVE-2021-3911"
    }
  ],
  "related": [],
  "schema_version": "1.7.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H",
      "type": "CVSS_V3"
    },
    {
      "score": "CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:U/C:N/I:N/A:H",
      "type": "CVSS_V3"
    },
    {
      "score": "medium",
      "type": "Ubuntu"
    }
  ],
  "upstream": [
    "CVE-2021-3911"
  ],
  "withdrawn": "2025-07-18T16:46:31Z"
}

Sightings

Author	Source	Type	Date	Other

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.

Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.

Action not permitted

CVE-2021-3911 (GCVE-0-2021-3911)

BDU:2022-05571 (CVE-2021-3911)

FKIE_CVE-2021-3911

GHSA-W6WW-FMFX-2X22

Patches

For more information

GSD-2021-3911

UBUNTU-CVE-2021-3911 (CVE-2021-3911)

Tags

Sightings

Nomenclature

Related by attack behaviour