FKIE_CVE-2023-27997

Vulnerability from fkie_nvd - Published: 2023-06-13 09:15 - Updated: 2025-10-24 12:54
Severity ?
9.8 (Critical) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
9.8 (Critical) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Summary
A heap-based buffer overflow vulnerability [CWE-122] in FortiOS version 7.2.4 and below, version 7.0.11 and below, version 6.4.12 and below, version 6.0.16 and below and FortiProxy version 7.2.3 and below, version 7.0.9 and below, version 2.0.12 and below, version 1.2 all versions, version 1.1 all versions SSL-VPN may allow a remote attacker to execute arbitrary code or commands via specifically crafted requests.
References
psirt@fortinet.comhttps://fortiguard.com/psirt/FG-IR-23-097Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://fortiguard.com/psirt/FG-IR-23-097Vendor Advisory
134c704f-9b21-4f2e-91b3-4a467353bcc0https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-27997US Government Resource
Impacted products
Vendor Product Version
fortinet fortiproxy *
fortinet fortiproxy *
fortinet fortiproxy *
fortinet fortiproxy *
fortinet fortiproxy *
fortinet fortios *
fortinet fortios *
fortinet fortios *
fortinet fortios *
fortinet fortios *
fortinet fortios *
fortinet fortios *
fortinet fortios 6.0.10
fortinet fortios 6.2.4
fortinet fortios 6.2.6
fortinet fortios 6.2.7
fortinet fortios 6.4.2
fortinet fortios 6.4.6
fortinet fortios 6.4.8
fortinet fortios 6.4.10
fortinet fortios 6.4.12
fortinet fortios 7.0.5
fortinet fortios 7.0.10
fortinet fortigate_6000 -
fortinet fortigate_7000 -
To clipboard 

{
  "cisaActionDue": "2023-07-04",
  "cisaExploitAdd": "2023-06-13",
  "cisaRequiredAction": "Apply updates per vendor instructions.",
  "cisaVulnerabilityName": "Fortinet FortiOS and FortiProxy SSL-VPN Heap-Based Buffer Overflow Vulnerability",
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:fortinet:fortiproxy:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "E6BBF05F-4967-4A2E-A8F8-C2086097148B",
              "versionEndIncluding": "1.1.6",
              "versionStartIncluding": "1.1.0",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:fortinet:fortiproxy:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "33B84D9A-55E3-4146-A55A-ACB507E61B05",
              "versionEndIncluding": "1.2.13",
              "versionStartIncluding": "1.2.0",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:fortinet:fortiproxy:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "7C1D5E6B-A23E-4A92-B53C-720AFEB1B951",
              "versionEndIncluding": "2.0.12",
              "versionStartIncluding": "2.0.0",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:fortinet:fortiproxy:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "DAC18F7E-5242-4F36-BB42-FEC33B3AC075",
              "versionEndIncluding": "7.0.9",
              "versionStartIncluding": "7.0.0",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:fortinet:fortiproxy:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "3A99FF48-370E-4D2A-B5CC-889EA21AB213",
              "versionEndIncluding": "7.2.3",
              "versionStartIncluding": "7.2.0",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "8EA5512D-6EE5-4DF3-A960-C02394F25225",
              "versionEndIncluding": "6.0.16",
              "versionStartIncluding": "6.0.0",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "3CD57A5A-2B13-495A-8530-8F97E1720602",
              "versionEndIncluding": "6.2.13",
              "versionStartIncluding": "6.2.0",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "5E99B6E5-7EC3-406C-AFAC-A5E32DE266DF",
              "versionEndIncluding": "6.4.12",
              "versionStartIncluding": "6.4.0",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "C2573C90-BE6A-4D5D-A223-F09213318909",
              "versionEndIncluding": "7.0.11",
              "versionStartIncluding": "7.0.0",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "4AB643A8-B52F-4D54-B816-28A6401BAA25",
              "versionEndIncluding": "7.2.4",
              "versionStartIncluding": "7.2.0",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    },
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "6D997493-24C2-4A78-9DF0-6438E9415A3C",
              "versionEndIncluding": "6.0.16",
              "versionStartIncluding": "6.0.12",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "0A0D0D55-1A51-454D-A8B1-D7100D453102",
              "versionEndIncluding": "6.2.13",
              "versionStartIncluding": "6.2.9",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:fortinet:fortios:6.0.10:*:*:*:*:*:*:*",
              "matchCriteriaId": "FA6AF1FA-A034-439A-876B-BFA1BE7DE15E",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:fortinet:fortios:6.2.4:*:*:*:*:*:*:*",
              "matchCriteriaId": "9694FC0C-408A-4892-ADD1-F36F4BBBD9EF",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:fortinet:fortios:6.2.6:*:*:*:*:*:*:*",
              "matchCriteriaId": "2B8A132F-601F-4129-BFCA-3A976A711D5A",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:fortinet:fortios:6.2.7:*:*:*:*:*:*:*",
              "matchCriteriaId": "90600B14-07C4-455D-9FC1-17034D91B987",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:fortinet:fortios:6.4.2:*:*:*:*:*:*:*",
              "matchCriteriaId": "B28478DA-8D10-4A8E-81EA-D3DF421E5089",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:fortinet:fortios:6.4.6:*:*:*:*:*:*:*",
              "matchCriteriaId": "C2F935F9-5B6A-47C2-8F65-7A1E8BB061FF",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:fortinet:fortios:6.4.8:*:*:*:*:*:*:*",
              "matchCriteriaId": "751D2FC7-482F-4C6B-95DB-244004A2738E",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:fortinet:fortios:6.4.10:*:*:*:*:*:*:*",
              "matchCriteriaId": "EEE44B20-6F00-4962-9929-5A5054BBA94C",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:fortinet:fortios:6.4.12:*:*:*:*:*:*:*",
              "matchCriteriaId": "EB2FF1DA-001B-4CA1-9F46-427D9C92CBC6",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:fortinet:fortios:7.0.5:*:*:*:*:*:*:*",
              "matchCriteriaId": "48D0E8CC-3815-4697-86D0-DC7F66E70520",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:fortinet:fortios:7.0.10:*:*:*:*:*:*:*",
              "matchCriteriaId": "78C6C937-4477-438D-A252-E4102D758120",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        },
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:h:fortinet:fortigate_6000:-:*:*:*:*:*:*:*",
              "matchCriteriaId": "3BB410C9-CDD4-4068-97E0-6D83AE62B7F1",
              "vulnerable": false
            },
            {
              "criteria": "cpe:2.3:h:fortinet:fortigate_7000:-:*:*:*:*:*:*:*",
              "matchCriteriaId": "E0CBA773-10C1-410D-BB01-771F454ABEBA",
              "vulnerable": false
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ],
      "operator": "AND"
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "A heap-based buffer overflow vulnerability [CWE-122] in FortiOS version 7.2.4 and below, version 7.0.11 and below, version 6.4.12 and below, version 6.0.16 and below and FortiProxy version 7.2.3 and below, version 7.0.9 and below, version 2.0.12 and below, version 1.2 all versions, version 1.1 all versions SSL-VPN may allow a remote attacker to execute arbitrary code or commands via specifically crafted requests."
    }
  ],
  "id": "CVE-2023-27997",
  "lastModified": "2025-10-24T12:54:54.460",
  "metrics": {
    "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": "psirt@fortinet.com",
        "type": "Secondary"
      },
      {
        "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": "2023-06-13T09:15:16.613",
  "references": [
    {
      "source": "psirt@fortinet.com",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "https://fortiguard.com/psirt/FG-IR-23-097"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "https://fortiguard.com/psirt/FG-IR-23-097"
    },
    {
      "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
      "tags": [
        "US Government Resource"
      ],
      "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-27997"
    }
  ],
  "sourceIdentifier": "psirt@fortinet.com",
  "vulnStatus": "Analyzed",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-122"
        }
      ],
      "source": "psirt@fortinet.com",
      "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.




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.