cve-2022-26122
Vulnerability from cvelistv5
Published
2022-11-02 00:00
Modified
2024-10-22 20:53
Summary
An insufficient verification of data authenticity vulnerability [CWE-345] in FortiClient, FortiMail and FortiOS AV engines version 6.2.168 and below and version 6.4.274 and below may allow an attacker to bypass the AV engine via manipulating MIME attachment with junk and pad characters in base64.
References
Show details on NVD website


{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-03T04:56:37.592Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://fortiguard.com/psirt/FG-IR-22-074"
          }
        ],
        "title": "CVE Program Container"
      },
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2022-26122",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2024-10-22T20:19:05.845844Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2024-10-22T20:53:22.490Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "Fortinet AV Engine, FortiMail, FortiOS, FortiClient",
          "vendor": "Fortinet",
          "versions": [
            {
              "status": "affected",
              "version": "AV Engine version 6.2.168 and below and version 6.4.274 and below."
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "An insufficient verification of data authenticity vulnerability [CWE-345] in FortiClient, FortiMail and FortiOS AV engines version 6.2.168 and below and version 6.4.274 and below may allow an attacker to bypass the AV engine via manipulating MIME attachment with junk and pad characters in base64."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 4.7,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "NONE",
            "exploitCodeMaturity": "PROOF_OF_CONCEPT",
            "integrityImpact": "LOW",
            "privilegesRequired": "NONE",
            "remediationLevel": "UNAVAILABLE",
            "reportConfidence": "REASONABLE",
            "scope": "CHANGED",
            "temporalScore": 4.3,
            "temporalSeverity": "MEDIUM",
            "userInteraction": "REQUIRED",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:L/A:N/E:P/RL:U/RC:R",
            "version": "3.1"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "Denial of service",
              "lang": "en",
              "type": "text"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2022-11-02T00:00:00",
        "orgId": "6abe59d8-c742-4dff-8ce8-9b0ca1073da8",
        "shortName": "fortinet"
      },
      "references": [
        {
          "url": "https://fortiguard.com/psirt/FG-IR-22-074"
        }
      ]
    }
  },
  "cveMetadata": {
    "assignerOrgId": "6abe59d8-c742-4dff-8ce8-9b0ca1073da8",
    "assignerShortName": "fortinet",
    "cveId": "CVE-2022-26122",
    "datePublished": "2022-11-02T00:00:00",
    "dateReserved": "2022-02-25T00:00:00",
    "dateUpdated": "2024-10-22T20:53:22.490Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "meta": {
    "nvd": "{\"cve\":{\"id\":\"CVE-2022-26122\",\"sourceIdentifier\":\"psirt@fortinet.com\",\"published\":\"2022-11-02T12:15:52.747\",\"lastModified\":\"2022-11-04T13:20:04.217\",\"vulnStatus\":\"Analyzed\",\"descriptions\":[{\"lang\":\"en\",\"value\":\"An insufficient verification of data authenticity vulnerability [CWE-345] in FortiClient, FortiMail and FortiOS AV engines version 6.2.168 and below and version 6.4.274 and below may allow an attacker to bypass the AV engine via manipulating MIME attachment with junk and pad characters in base64.\"},{\"lang\":\"es\",\"value\":\"Una verificaci\u00f3n insuficiente de la vulnerabilidad de autenticidad de datos [CWE-345] en los motores FortiClient, FortiMail y FortiOS AV versi\u00f3n 6.2.168 e inferiores y la versi\u00f3n 6.4.274 e inferiores puede permitir a un atacante eludir el motor AV mediante la manipulaci\u00f3n del archivo adjunto MIME con basura y pad. caracteres en base64.\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:H/A:N\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"NONE\",\"scope\":\"CHANGED\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"HIGH\",\"availabilityImpact\":\"NONE\",\"baseScore\":8.6,\"baseSeverity\":\"HIGH\"},\"exploitabilityScore\":3.9,\"impactScore\":4.0},{\"source\":\"psirt@fortinet.com\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:L/A:N\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"REQUIRED\",\"scope\":\"CHANGED\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"LOW\",\"availabilityImpact\":\"NONE\",\"baseScore\":4.7,\"baseSeverity\":\"MEDIUM\"},\"exploitabilityScore\":2.8,\"impactScore\":1.4}]},\"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:antivirus_engine:0.4.23:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"4E472D86-EC41-4AC8-AA7E-E2D94F123680\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:fortinet:antivirus_engine:2.0.49:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"0A6024DF-0DB4-420B-8226-1CBD55A92364\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:fortinet:antivirus_engine:2.0.60:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"BF2C1609-3538-4419-B75C-32C84B21A75D\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:fortinet:antivirus_engine:4.4.54:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"7051D640-5891-415E-8A77-F68C35134954\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:fortinet:antivirus_engine:6.33:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"4AE41E36-D7B9-42F0-9C34-FA18F081B2C0\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:fortinet:antivirus_engine:6.137:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"B51453FA-C7D3-481B-BC3B-46D94009E3FA\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:fortinet:antivirus_engine:6.142:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"35E2F910-2553-4DC8-8730-0A0BF16A91B0\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:fortinet:antivirus_engine:6.144:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"17870D25-F9BF-47F3-A63F-63DCF0C0A4D1\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:fortinet:antivirus_engine:6.145:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"F532E565-F438-4268-BEE3-F27B9B44EC8F\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:fortinet:antivirus_engine:6.156:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"AA32EE02-B802-43B8-A57C-3D8680C22573\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:fortinet:antivirus_engine:6.157:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"024D9F08-76C9-4E10-873E-6A4B618CE44F\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:fortinet:antivirus_engine:6.243:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"250CDE83-42CA-4F2C-83DB-1274B3B8C75D\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:fortinet:antivirus_engine:6.252:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"3B167E24-C4B2-4A06-8987-D49812D69D29\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:fortinet:antivirus_engine:6.253:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"B7B97F13-AB4A-4114-BF89-D57945506991\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:fortinet:fortimail:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"6.0.0\",\"versionEndIncluding\":\"6.0.12\",\"matchCriteriaId\":\"01F784BF-4F89-4938-9150-F911E3EB6CD0\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:fortinet:fortimail:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"6.2.0\",\"versionEndIncluding\":\"6.2.9\",\"matchCriteriaId\":\"AEDC7EE8-084C-4F9E-A510-E283FCDF9832\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:fortinet:fortimail:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"6.4.0\",\"versionEndIncluding\":\"6.4.6\",\"matchCriteriaId\":\"C0A5C345-7055-4F18-AE77-FF1DBE41AB89\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:fortinet:fortimail:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"7.0.0\",\"versionEndIncluding\":\"7.0.2\",\"matchCriteriaId\":\"43038EC9-6FD3-488C-8CA3-8B4A705C3E11\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:fortinet:fortimail:4.1.0:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"2822C6B9-7FD5-4E1B-907B-F324F28A82A3\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"6.0.0\",\"versionEndIncluding\":\"6.0.15\",\"matchCriteriaId\":\"7CB40CF0-CC6A-44A5-BC5D-70DC7CA78D49\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"6.2.0\",\"versionEndIncluding\":\"6.2.11\",\"matchCriteriaId\":\"E417AB31-3C1E-47C9-941B-36026B4379E8\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"6.4.0\",\"versionEndIncluding\":\"6.4.10\",\"matchCriteriaId\":\"FF6F9869-F824-4519-986E-A032668EA7BA\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"7.0.0\",\"versionEndIncluding\":\"7.0.6\",\"matchCriteriaId\":\"DE466DB5-F176-45E6-B017-A658A0B74836\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:fortinet:fortios:7.2.0:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"B9B87A2A-4C83-448B-8009-AD20214D58CB\"}]}]}],\"references\":[{\"url\":\"https://fortiguard.com/psirt/FG-IR-22-074\",\"source\":\"psirt@fortinet.com\",\"tags\":[\"Patch\",\"Vendor Advisory\"]}]}}"
  }
}


Log in or create an account to share your comment.




Tags
Taxonomy of the tags.


Loading...

Loading...

Loading...
  • 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.