GCVE Workshop - 22 September 2026 (14:00-18:00), Luxembourg Before The Vulnopticon Conference - Registration

CVE-2020-25159 (GCVE-0-2020-25159)

Vulnerability from cvelistv5 – Published: 2020-11-24 19:12 – Updated: 2024-09-16 18:09
VLAI
Title
Real Time Automation EtherNet/IP
Summary
499ES EtherNet/IP (ENIP) Adaptor Source Code is vulnerable to a stack-based buffer overflow, which may allow an attacker to send a specially crafted packet that may result in a denial-of-service condition or code execution.
Severity
9.8 (Critical)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CWE
  • CWE-121 - STACK-BASED BUFFER OVERFLOW CWE-121
Assigner
References
Impacted products
Vendor Product Version CPE status
Real Time Automation 499ES EtherNet/IP (ENIP) Adaptor Source Code Affected: unspecified , < 2.28 (custom)
guessed Create a notification for this product.
Date Public
2020-11-19 00:00
Show details on NVD website
To clipboard 

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-04T15:26:09.465Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://us-cert.cisa.gov/ics/advisories/icsa-20-324-03"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "499ES EtherNet/IP (ENIP) Adaptor Source Code",
          "vendor": "Real Time Automation",
          "versions": [
            {
              "lessThan": "2.28",
              "status": "affected",
              "version": "unspecified",
              "versionType": "custom"
            }
          ]
        }
      ],
      "datePublic": "2020-11-19T00:00:00.000Z",
      "descriptions": [
        {
          "lang": "en",
          "value": "499ES EtherNet/IP (ENIP) Adaptor Source Code is vulnerable to a stack-based buffer overflow, which may allow an attacker to send a specially crafted packet that may result in a denial-of-service condition or code execution."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-121",
              "description": "STACK-BASED BUFFER OVERFLOW CWE-121",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2020-11-24T19:12:51.000Z",
        "orgId": "7d14cffa-0d7d-4270-9dc0-52cabd5a23a6",
        "shortName": "icscert"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://us-cert.cisa.gov/ics/advisories/icsa-20-324-03"
        }
      ],
      "source": {
        "advisory": "ICSA-20-324-03",
        "discovery": "UNKNOWN"
      },
      "title": "Real Time Automation EtherNet/IP",
      "x_generator": {
        "engine": "Vulnogram 0.0.9"
      },
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "ics-cert@hq.dhs.gov",
          "DATE_PUBLIC": "2020-11-19T18:28:00.000Z",
          "ID": "CVE-2020-25159",
          "STATE": "PUBLIC",
          "TITLE": "Real Time Automation EtherNet/IP"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "499ES EtherNet/IP (ENIP) Adaptor Source Code",
                      "version": {
                        "version_data": [
                          {
                            "version_affected": "\u003c",
                            "version_value": "2.28"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "Real Time Automation"
              }
            ]
          }
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "499ES EtherNet/IP (ENIP) Adaptor Source Code is vulnerable to a stack-based buffer overflow, which may allow an attacker to send a specially crafted packet that may result in a denial-of-service condition or code execution."
            }
          ]
        },
        "generator": {
          "engine": "Vulnogram 0.0.9"
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "STACK-BASED BUFFER OVERFLOW CWE-121"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://us-cert.cisa.gov/ics/advisories/icsa-20-324-03",
              "refsource": "MISC",
              "url": "https://us-cert.cisa.gov/ics/advisories/icsa-20-324-03"
            }
          ]
        },
        "source": {
          "advisory": "ICSA-20-324-03",
          "discovery": "UNKNOWN"
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "7d14cffa-0d7d-4270-9dc0-52cabd5a23a6",
    "assignerShortName": "icscert",
    "cveId": "CVE-2020-25159",
    "datePublished": "2020-11-24T19:12:51.664Z",
    "dateReserved": "2020-09-04T00:00:00.000Z",
    "dateUpdated": "2024-09-16T18:09:26.549Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "vulnerability-lookup:meta": {
    "epss": {
      "cve": "CVE-2020-25159",
      "date": "2026-09-18",
      "epss": "0.03026",
      "percentile": "0.86861"
    },
    "fkie_nvd": {
      "configurations": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:o:rtautomation:499es_ethernet\\/ip_adaptor_firmware:*:*:*:*:*:*:*:*",
                  "matchCriteriaId": "61801666-8264-4CDB-A355-15B3CF4FF983",
                  "versionEndExcluding": "2.28",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            },
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:h:rtautomation:499es_ethernet\\/ip_adaptor:-:*:*:*:*:*:*:*",
                  "matchCriteriaId": "C1B91823-6466-41BC-94AC-69C3486103B9",
                  "vulnerable": false
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ],
          "operator": "AND"
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "499ES EtherNet/IP (ENIP) Adaptor Source Code is vulnerable to a stack-based buffer overflow, which may allow an attacker to send a specially crafted packet that may result in a denial-of-service condition or code execution."
        },
        {
          "lang": "es",
          "value": "El c\u00f3digo fuente del adaptador 499ES EtherNet/IP (ENIP), es vulnerable a un desbordamiento del b\u00fafer en la regi\u00f3n stack de la memoria, lo que puede permitir a un atacante enviar un paquete especialmente dise\u00f1ado que puede resultar en una condici\u00f3n de denegaci\u00f3n de servicio o una ejecuci\u00f3n de c\u00f3digo"
        }
      ],
      "id": "CVE-2020-25159",
      "lastModified": "2024-11-21T05:17:30.273",
      "metrics": {
        "cvssMetricV2": [
          {
            "acInsufInfo": false,
            "baseSeverity": "HIGH",
            "cvssData": {
              "accessComplexity": "LOW",
              "accessVector": "NETWORK",
              "authentication": "NONE",
              "availabilityImpact": "PARTIAL",
              "baseScore": 7.5,
              "confidentialityImpact": "PARTIAL",
              "integrityImpact": "PARTIAL",
              "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P",
              "version": "2.0"
            },
            "exploitabilityScore": 10.0,
            "impactScore": 6.4,
            "obtainAllPrivilege": false,
            "obtainOtherPrivilege": false,
            "obtainUserPrivilege": false,
            "source": "nvd@nist.gov",
            "type": "Primary",
            "userInteractionRequired": false
          }
        ],
        "cvssMetricV31": [
          {
            "cvssData": {
              "attackComplexity": "LOW",
              "attackVector": "NETWORK",
              "availabilityImpact": "HIGH",
              "baseScore": 9.8,
              "baseSeverity": "CRITICAL",
              "confidentialityImpact": "HIGH",
              "integrityImpact": "HIGH",
              "privilegesRequired": "NONE",
              "scope": "UNCHANGED",
              "userInteraction": "NONE",
              "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
              "version": "3.1"
            },
            "exploitabilityScore": 3.9,
            "impactScore": 5.9,
            "source": "nvd@nist.gov",
            "type": "Primary"
          }
        ]
      },
      "published": "2020-11-24T20:15:11.633",
      "references": [
        {
          "source": "ics-cert@hq.dhs.gov",
          "tags": [
            "Third Party Advisory",
            "US Government Resource"
          ],
          "url": "https://us-cert.cisa.gov/ics/advisories/icsa-20-324-03"
        },
        {
          "source": "af854a3a-2127-422b-91ae-364da2661108",
          "tags": [
            "Third Party Advisory",
            "US Government Resource"
          ],
          "url": "https://us-cert.cisa.gov/ics/advisories/icsa-20-324-03"
        }
      ],
      "sourceIdentifier": "ics-cert@hq.dhs.gov",
      "vulnStatus": "Modified",
      "weaknesses": [
        {
          "description": [
            {
              "lang": "en",
              "value": "CWE-121"
            }
          ],
          "source": "ics-cert@hq.dhs.gov",
          "type": "Secondary"
        },
        {
          "description": [
            {
              "lang": "en",
              "value": "CWE-787"
            }
          ],
          "source": "nvd@nist.gov",
          "type": "Primary"
        }
      ]
    },
    "nvd": {
      "cve": {
        "configurations": [
          {
            "nodes": [
              {
                "cpeMatch": [
                  {
                    "criteria": "cpe:2.3:o:rtautomation:499es_ethernet\\/ip_adaptor_firmware:*:*:*:*:*:*:*:*",
                    "matchCriteriaId": "61801666-8264-4CDB-A355-15B3CF4FF983",
                    "versionEndExcluding": "2.28",
                    "vulnerable": true
                  }
                ],
                "negate": false,
                "operator": "OR"
              },
              {
                "cpeMatch": [
                  {
                    "criteria": "cpe:2.3:h:rtautomation:499es_ethernet\\/ip_adaptor:-:*:*:*:*:*:*:*",
                    "matchCriteriaId": "C1B91823-6466-41BC-94AC-69C3486103B9",
                    "vulnerable": false
                  }
                ],
                "negate": false,
                "operator": "OR"
              }
            ],
            "operator": "AND"
          }
        ],
        "cveTags": [],
        "descriptions": [
          {
            "lang": "en",
            "value": "499ES EtherNet/IP (ENIP) Adaptor Source Code is vulnerable to a stack-based buffer overflow, which may allow an attacker to send a specially crafted packet that may result in a denial-of-service condition or code execution."
          },
          {
            "lang": "es",
            "value": "El c\u00f3digo fuente del adaptador 499ES EtherNet/IP (ENIP), es vulnerable a un desbordamiento del b\u00fafer en la regi\u00f3n stack de la memoria, lo que puede permitir a un atacante enviar un paquete especialmente dise\u00f1ado que puede resultar en una condici\u00f3n de denegaci\u00f3n de servicio o una ejecuci\u00f3n de c\u00f3digo"
          }
        ],
        "id": "CVE-2020-25159",
        "lastModified": "2024-11-21T05:17:30.273",
        "metrics": {
          "cvssMetricV2": [
            {
              "acInsufInfo": false,
              "baseSeverity": "HIGH",
              "cvssData": {
                "accessComplexity": "LOW",
                "accessVector": "NETWORK",
                "authentication": "NONE",
                "availabilityImpact": "PARTIAL",
                "baseScore": 7.5,
                "confidentialityImpact": "PARTIAL",
                "integrityImpact": "PARTIAL",
                "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P",
                "version": "2.0"
              },
              "exploitabilityScore": 10.0,
              "impactScore": 6.4,
              "obtainAllPrivilege": false,
              "obtainOtherPrivilege": false,
              "obtainUserPrivilege": false,
              "source": "nvd@nist.gov",
              "type": "Primary",
              "userInteractionRequired": false
            }
          ],
          "cvssMetricV31": [
            {
              "cvssData": {
                "attackComplexity": "LOW",
                "attackVector": "NETWORK",
                "availabilityImpact": "HIGH",
                "baseScore": 9.8,
                "baseSeverity": "CRITICAL",
                "confidentialityImpact": "HIGH",
                "integrityImpact": "HIGH",
                "privilegesRequired": "NONE",
                "scope": "UNCHANGED",
                "userInteraction": "NONE",
                "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
                "version": "3.1"
              },
              "exploitabilityScore": 3.9,
              "impactScore": 5.9,
              "source": "nvd@nist.gov",
              "type": "Primary"
            }
          ]
        },
        "published": "2020-11-24T20:15:11.633",
        "references": [
          {
            "source": "ics-cert@hq.dhs.gov",
            "tags": [
              "Third Party Advisory",
              "US Government Resource"
            ],
            "url": "https://us-cert.cisa.gov/ics/advisories/icsa-20-324-03"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Third Party Advisory",
              "US Government Resource"
            ],
            "url": "https://us-cert.cisa.gov/ics/advisories/icsa-20-324-03"
          }
        ],
        "sourceIdentifier": "ics-cert@hq.dhs.gov",
        "vulnStatus": "Modified",
        "weaknesses": [
          {
            "description": [
              {
                "lang": "en",
                "value": "CWE-121"
              }
            ],
            "source": "ics-cert@hq.dhs.gov",
            "type": "Secondary"
          },
          {
            "description": [
              {
                "lang": "en",
                "value": "CWE-787"
              }
            ],
            "source": "nvd@nist.gov",
            "type": "Primary"
          }
        ]
      }
    }
  }
}



Log in or create an account to share your comment.




Tags
Taxonomy of the tags.





Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

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.


Detection rules are retrieved from Rulezet.


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.