cve-2021-26103
Vulnerability from cvelistv5
Published
2021-12-08 12:01
Modified
2024-10-25 13:41
Severity ?
6.3 (Medium) - CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L/E:F
Summary
An insufficient verification of data authenticity vulnerability (CWE-345) in the user interface of FortiProxy verison 2.0.3 and below, 1.2.11 and below and FortiGate verison 7.0.0, 6.4.6 and below, 6.2.9 and below of SSL VPN portal may allow a remote, unauthenticated attacker to conduct a cross-site request forgery (CSRF) attack . Only SSL VPN in web mode or full mode are impacted by this vulnerability.
References
psirt@fortinet.comhttps://fortiguard.com/advisory/FG-IR-20-158Patch, Vendor Advisory
Impacted products
FortinetFortinet FortiOS
Show details on NVD website

To clipboard 

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-03T20:19:19.361Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_CONFIRM",
              "x_transferred"
            ],
            "url": "https://fortiguard.com/advisory/FG-IR-20-158"
          }
        ],
        "title": "CVE Program Container"
      },
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2021-26103",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2024-10-23T13:57:43.763511Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2024-10-25T13:41:21.796Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "Fortinet FortiOS",
          "vendor": "Fortinet",
          "versions": [
            {
              "status": "affected",
              "version": "FortiOS 7.0.0, 6.4.5, 6.4.4, 6.4.3, 6.4.2, 6.4.1, 6.4.0, 6.2.9, 6.2.8, 6.2.7, 6.2.6, 6.2.5, 6.2.4, 6.2.3, 6.2.2, 6.2.1, 6.2.0, 6.0.14, 6.0.13, 6.0.12, 6.0.11, 6.0.10, 6.0.9, 6.0.8, 6.0.7, 6.0.6, 6.0.5, 6.0.4, 6.0.3, 6.0.2, 6.0.1, 6.0.0, 5.6.14, 5.6.13, 5.6.12, 5.6.11, 5.6.10, 5.6.9, 5.6.8, 5.6.7, 5.6.6, 5.6.5, 5.6.4, 5.6.3, 5.6.2, 5.6.1, 5.6.0"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "An insufficient verification of data authenticity vulnerability (CWE-345) in the user interface of FortiProxy verison 2.0.3 and below, 1.2.11 and below and FortiGate verison 7.0.0, 6.4.6 and below, 6.2.9 and below of SSL VPN portal may allow a remote, unauthenticated attacker to conduct a cross-site request forgery (CSRF) attack . Only SSL VPN in web mode or full mode are impacted by this vulnerability."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "LOW",
            "baseScore": 6.3,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "LOW",
            "exploitCodeMaturity": "FUNCTIONAL",
            "integrityImpact": "LOW",
            "privilegesRequired": "NONE",
            "remediationLevel": "NOT_DEFINED",
            "reportConfidence": "NOT_DEFINED",
            "scope": "UNCHANGED",
            "temporalScore": 6.2,
            "temporalSeverity": "MEDIUM",
            "userInteraction": "REQUIRED",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L/E:F/RL:X/RC:X",
            "version": "3.1"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "Improper access control",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2021-12-08T12:01:12",
        "orgId": "6abe59d8-c742-4dff-8ce8-9b0ca1073da8",
        "shortName": "fortinet"
      },
      "references": [
        {
          "tags": [
            "x_refsource_CONFIRM"
          ],
          "url": "https://fortiguard.com/advisory/FG-IR-20-158"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "psirt@fortinet.com",
          "ID": "CVE-2021-26103",
          "STATE": "PUBLIC"
        },
        "affects": {
          "vendor": {
            "vendor_data": [
              {
                "product": {
                  "product_data": [
                    {
                      "product_name": "Fortinet FortiOS",
                      "version": {
                        "version_data": [
                          {
                            "version_value": "FortiOS 7.0.0, 6.4.5, 6.4.4, 6.4.3, 6.4.2, 6.4.1, 6.4.0, 6.2.9, 6.2.8, 6.2.7, 6.2.6, 6.2.5, 6.2.4, 6.2.3, 6.2.2, 6.2.1, 6.2.0, 6.0.14, 6.0.13, 6.0.12, 6.0.11, 6.0.10, 6.0.9, 6.0.8, 6.0.7, 6.0.6, 6.0.5, 6.0.4, 6.0.3, 6.0.2, 6.0.1, 6.0.0, 5.6.14, 5.6.13, 5.6.12, 5.6.11, 5.6.10, 5.6.9, 5.6.8, 5.6.7, 5.6.6, 5.6.5, 5.6.4, 5.6.3, 5.6.2, 5.6.1, 5.6.0"
                          }
                        ]
                      }
                    }
                  ]
                },
                "vendor_name": "Fortinet"
              }
            ]
          }
        },
        "data_format": "MITRE",
        "data_type": "CVE",
        "data_version": "4.0",
        "description": {
          "description_data": [
            {
              "lang": "eng",
              "value": "An insufficient verification of data authenticity vulnerability (CWE-345) in the user interface of FortiProxy verison 2.0.3 and below, 1.2.11 and below and FortiGate verison 7.0.0, 6.4.6 and below, 6.2.9 and below of SSL VPN portal may allow a remote, unauthenticated attacker to conduct a cross-site request forgery (CSRF) attack . Only SSL VPN in web mode or full mode are impacted by this vulnerability."
            }
          ]
        },
        "impact": {
          "cvss": {
            "attackComplexity": "Low",
            "attackVector": "Network",
            "availabilityImpact": "Low",
            "baseScore": 6.2,
            "baseSeverity": "Medium",
            "confidentialityImpact": "Low",
            "integrityImpact": "Low",
            "privilegesRequired": "None",
            "scope": "Unchanged",
            "userInteraction": "Required",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L/E:F/RL:X/RC:X",
            "version": "3.1"
          }
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "eng",
                  "value": "Improper access control"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://fortiguard.com/advisory/FG-IR-20-158",
              "refsource": "CONFIRM",
              "url": "https://fortiguard.com/advisory/FG-IR-20-158"
            }
          ]
        }
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "6abe59d8-c742-4dff-8ce8-9b0ca1073da8",
    "assignerShortName": "fortinet",
    "cveId": "CVE-2021-26103",
    "datePublished": "2021-12-08T12:01:12",
    "dateReserved": "2021-01-25T00:00:00",
    "dateUpdated": "2024-10-25T13:41:21.796Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "meta": {
    "nvd": "{\"cve\":{\"id\":\"CVE-2021-26103\",\"sourceIdentifier\":\"psirt@fortinet.com\",\"published\":\"2021-12-08T12:15:07.677\",\"lastModified\":\"2021-12-09T21:11:26.673\",\"vulnStatus\":\"Analyzed\",\"descriptions\":[{\"lang\":\"en\",\"value\":\"An insufficient verification of data authenticity vulnerability (CWE-345) in the user interface of FortiProxy verison 2.0.3 and below, 1.2.11 and below and FortiGate verison 7.0.0, 6.4.6 and below, 6.2.9 and below of SSL VPN portal may allow a remote, unauthenticated attacker to conduct a cross-site request forgery (CSRF) attack . Only SSL VPN in web mode or full mode are impacted by this vulnerability.\"},{\"lang\":\"es\",\"value\":\"Una vulnerabilidad de verificaci\u00f3n insuficiente de la autenticidad de los datos (CWE-345) en la interfaz de usuario de FortiProxy versi\u00f3n 2.0.3 y anteriores, 1.2.11 y anteriores y FortiGate versi\u00f3n 7.0.0, 6.4.6 y anteriores, 6.2.9 y anteriores del portal SSL VPN puede permitir a un atacante remoto no autenticado realizar un ataque de tipo cross-site request forgery (CSRF). S\u00f3lo la VPN SSL en modo web o en modo completo est\u00e1 afectada por esta vulnerabilidad\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"REQUIRED\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"HIGH\",\"availabilityImpact\":\"HIGH\",\"baseScore\":8.8,\"baseSeverity\":\"HIGH\"},\"exploitabilityScore\":2.8,\"impactScore\":5.9},{\"source\":\"psirt@fortinet.com\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"REQUIRED\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"LOW\",\"integrityImpact\":\"LOW\",\"availabilityImpact\":\"LOW\",\"baseScore\":6.3,\"baseSeverity\":\"MEDIUM\"},\"exploitabilityScore\":2.8,\"impactScore\":3.4}],\"cvssMetricV2\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"2.0\",\"vectorString\":\"AV:N/AC:H/Au:N/C:P/I:P/A:P\",\"accessVector\":\"NETWORK\",\"accessComplexity\":\"HIGH\",\"authentication\":\"NONE\",\"confidentialityImpact\":\"PARTIAL\",\"integrityImpact\":\"PARTIAL\",\"availabilityImpact\":\"PARTIAL\",\"baseScore\":5.1},\"baseSeverity\":\"MEDIUM\",\"exploitabilityScore\":4.9,\"impactScore\":6.4,\"acInsufInfo\":false,\"obtainAllPrivilege\":false,\"obtainUserPrivilege\":false,\"obtainOtherPrivilege\":false,\"userInteractionRequired\":true}]},\"weaknesses\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-345\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:fortinet:fortiproxy:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"1.2.0\",\"versionEndIncluding\":\"1.2.11\",\"matchCriteriaId\":\"40C734E1-EB71-4469-837D-A7D669AEEB6B\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:fortinet:fortiproxy:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"2.0.0\",\"versionEndIncluding\":\"2.0.3\",\"matchCriteriaId\":\"522EB71B-D6BA-4966-9CCB-572B9A11467E\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"5.6.0\",\"versionEndIncluding\":\"5.6.14\",\"matchCriteriaId\":\"AC0AFBC1-5C11-412E-9979-AF89DD26EFCD\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"6.0.0\",\"versionEndIncluding\":\"6.0.13\",\"matchCriteriaId\":\"A6EF01D9-50FB-4300-87FB-132649A9AC51\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"6.2.0\",\"versionEndIncluding\":\"6.2.9\",\"matchCriteriaId\":\"C4C0308D-8E52-456B-BFC2-62D4C1E9BDC3\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"6.4.0\",\"versionEndIncluding\":\"6.4.6\",\"matchCriteriaId\":\"88D6903E-70D0-4D63-BC68-BA37EE91BCB1\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:fortinet:fortios:7.0.0:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"79FEE7F6-F72E-4A43-883C-0CF492DF355B\"}]}]}],\"references\":[{\"url\":\"https://fortiguard.com/advisory/FG-IR-20-158\",\"source\":\"psirt@fortinet.com\",\"tags\":[\"Patch\",\"Vendor Advisory\"]}]}}"
  }
}


Log in or create an account to share your comment.




Tags
Taxonomy of the tags.




Sightings

Author Source Type Date

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
  • Confirmed: The vulnerability is confirmed from an analyst perspective.
  • Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
  • Patched: This vulnerability was successfully patched by the user reporting the sighting.
  • Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
  • Not confirmed: The user expresses doubt about the veracity of the vulnerability.
  • Not patched: This vulnerability was not successfully patched by the user reporting the sighting.