CVE-2023-36556 (GCVE-0-2023-36556)

Vulnerability from cvelistv5 – Published: 2023-10-10 16:49 – Updated: 2025-12-16 18:23
VLAI?
Summary
An incorrect authorization vulnerability [CWE-863] in FortiMail webmail version 7.2.0 through 7.2.2, version 7.0.0 through 7.0.5 and below 6.4.7 allows an authenticated attacker to login on other users accounts from the same web domain via crafted HTTP or HTTPs requests.
Severity ?
8.6 (High)
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:F/RL:X/RC:C
CWE
  • CWE-863 - Escalation of privilege
Assigner
References
Impacted products
Vendor Product Version
Fortinet FortiMail Affected: 7.2.0 , ≤ 7.2.2 (semver)
Affected: 7.0.0 , ≤ 7.0.5 (semver)
Affected: 6.4.0 , ≤ 6.4.7 (semver)
Affected: 6.2.0 , ≤ 6.2.9 (semver)
Affected: 6.0.0 , ≤ 6.0.12 (semver)
Create a notification for this product.
Show details on NVD website
To clipboard 

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-02T16:52:53.483Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "name": "https://fortiguard.com/psirt/FG-IR-23-202",
            "tags": [
              "x_transferred"
            ],
            "url": "https://fortiguard.com/psirt/FG-IR-23-202"
          }
        ],
        "title": "CVE Program Container"
      },
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2023-36556",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "total"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2024-10-22T20:57:32.689334Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2025-12-16T18:23:24.904Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "FortiMail",
          "vendor": "Fortinet",
          "versions": [
            {
              "lessThanOrEqual": "7.2.2",
              "status": "affected",
              "version": "7.2.0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "7.0.5",
              "status": "affected",
              "version": "7.0.0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.4.7",
              "status": "affected",
              "version": "6.4.0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.2.9",
              "status": "affected",
              "version": "6.2.0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.0.12",
              "status": "affected",
              "version": "6.0.0",
              "versionType": "semver"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "An incorrect authorization vulnerability [CWE-863] in FortiMail webmail version 7.2.0 through 7.2.2, version 7.0.0 through 7.0.5 and below 6.4.7 allows an authenticated attacker to login on other users accounts from the same web domain via crafted HTTP or HTTPs requests."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 8.6,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:F/RL:X/RC:C",
            "version": "3.1"
          },
          "format": "CVSS"
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-863",
              "description": "Escalation of privilege",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2023-10-10T16:49:50.906Z",
        "orgId": "6abe59d8-c742-4dff-8ce8-9b0ca1073da8",
        "shortName": "fortinet"
      },
      "references": [
        {
          "name": "https://fortiguard.com/psirt/FG-IR-23-202",
          "url": "https://fortiguard.com/psirt/FG-IR-23-202"
        }
      ],
      "solutions": [
        {
          "lang": "en",
          "value": "Please upgrade to FortiMail version 7.4.0 or above Please upgrade to FortiMail version 7.2.3 or above Please upgrade to FortiMail version 7.0.6 or above Please upgrade to FortiMail version 6.4.8 or above "
        }
      ]
    }
  },
  "cveMetadata": {
    "assignerOrgId": "6abe59d8-c742-4dff-8ce8-9b0ca1073da8",
    "assignerShortName": "fortinet",
    "cveId": "CVE-2023-36556",
    "datePublished": "2023-10-10T16:49:50.906Z",
    "dateReserved": "2023-06-23T14:57:30.033Z",
    "dateUpdated": "2025-12-16T18:23:24.904Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2",
  "vulnerability-lookup:meta": {
    "vulnrichment": {
      "containers": "{\"adp\": [{\"title\": \"CVE Program Container\", \"references\": [{\"url\": \"https://fortiguard.com/psirt/FG-IR-23-202\", \"name\": \"https://fortiguard.com/psirt/FG-IR-23-202\", \"tags\": [\"x_transferred\"]}], \"providerMetadata\": {\"orgId\": \"af854a3a-2127-422b-91ae-364da2661108\", \"shortName\": \"CVE\", \"dateUpdated\": \"2024-08-02T16:52:53.483Z\"}}, {\"title\": \"CISA ADP Vulnrichment\", \"metrics\": [{\"other\": {\"type\": \"ssvc\", \"content\": {\"id\": \"CVE-2023-36556\", \"role\": \"CISA Coordinator\", \"options\": [{\"Exploitation\": \"none\"}, {\"Automatable\": \"no\"}, {\"Technical Impact\": \"total\"}], \"version\": \"2.0.3\", \"timestamp\": \"2024-10-22T20:57:32.689334Z\"}}}], \"providerMetadata\": {\"orgId\": \"134c704f-9b21-4f2e-91b3-4a467353bcc0\", \"shortName\": \"CISA-ADP\", \"dateUpdated\": \"2024-10-22T20:57:41.079Z\"}}], \"cna\": {\"metrics\": [{\"format\": \"CVSS\", \"cvssV3_1\": {\"scope\": \"UNCHANGED\", \"version\": \"3.1\", \"baseScore\": 8.6, \"attackVector\": \"NETWORK\", \"baseSeverity\": \"HIGH\", \"vectorString\": \"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:F/RL:X/RC:C\", \"integrityImpact\": \"HIGH\", \"userInteraction\": \"NONE\", \"attackComplexity\": \"LOW\", \"availabilityImpact\": \"HIGH\", \"privilegesRequired\": \"LOW\", \"confidentialityImpact\": \"HIGH\"}}], \"affected\": [{\"vendor\": \"Fortinet\", \"product\": \"FortiMail\", \"versions\": [{\"status\": \"affected\", \"version\": \"7.2.0\", \"versionType\": \"semver\", \"lessThanOrEqual\": \"7.2.2\"}, {\"status\": \"affected\", \"version\": \"7.0.0\", \"versionType\": \"semver\", \"lessThanOrEqual\": \"7.0.5\"}, {\"status\": \"affected\", \"version\": \"6.4.0\", \"versionType\": \"semver\", \"lessThanOrEqual\": \"6.4.7\"}, {\"status\": \"affected\", \"version\": \"6.2.0\", \"versionType\": \"semver\", \"lessThanOrEqual\": \"6.2.9\"}, {\"status\": \"affected\", \"version\": \"6.0.0\", \"versionType\": \"semver\", \"lessThanOrEqual\": \"6.0.12\"}], \"defaultStatus\": \"unaffected\"}], \"solutions\": [{\"lang\": \"en\", \"value\": \"Please upgrade to FortiMail version 7.4.0 or above Please upgrade to FortiMail version 7.2.3 or above Please upgrade to FortiMail version 7.0.6 or above Please upgrade to FortiMail version 6.4.8 or above \"}], \"references\": [{\"url\": \"https://fortiguard.com/psirt/FG-IR-23-202\", \"name\": \"https://fortiguard.com/psirt/FG-IR-23-202\"}], \"descriptions\": [{\"lang\": \"en\", \"value\": \"An incorrect authorization vulnerability [CWE-863] in FortiMail webmail version 7.2.0 through 7.2.2, version 7.0.0 through 7.0.5 and below 6.4.7 allows an authenticated attacker to login on other users accounts from the same web domain via crafted HTTP or HTTPs requests.\"}], \"problemTypes\": [{\"descriptions\": [{\"lang\": \"en\", \"type\": \"CWE\", \"cweId\": \"CWE-863\", \"description\": \"Escalation of privilege\"}]}], \"providerMetadata\": {\"orgId\": \"6abe59d8-c742-4dff-8ce8-9b0ca1073da8\", \"shortName\": \"fortinet\", \"dateUpdated\": \"2023-10-10T16:49:50.906Z\"}}}",
      "cveMetadata": "{\"cveId\": \"CVE-2023-36556\", \"state\": \"PUBLISHED\", \"dateUpdated\": \"2025-12-16T18:23:24.904Z\", \"dateReserved\": \"2023-06-23T14:57:30.033Z\", \"assignerOrgId\": \"6abe59d8-c742-4dff-8ce8-9b0ca1073da8\", \"datePublished\": \"2023-10-10T16:49:50.906Z\", \"assignerShortName\": \"fortinet\"}",
      "dataType": "CVE_RECORD",
      "dataVersion": "5.2"
    }
  }
}


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 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.