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

CVE-2023-47537 (GCVE-0-2023-47537)

Vulnerability from cvelistv5 – Published: 2024-02-15 13:59 – Updated: 2026-01-14 09:15
VLAI
Summary
An improper certificate validation vulnerability in Fortinet FortiOS 7.4.0 through 7.4.1, FortiOS 7.2.0 through 7.2.6, FortiOS 7.0.0 through 7.0.15, FortiOS 6.4 all versions allows a remote and unauthenticated attacker to perform a Man-in-the-Middle attack on the FortiLink communication channel between the FortiOS device and FortiSwitch.
SSVC
Exploitation: none Automatable: no Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2024-05-21 13:43 UTC
CWE
References
Impacted products
Vendor Product Version CPE status
Fortinet FortiOS Affected: 7.4.0 , ≤ 7.4.1 (semver)
Affected: 7.2.0 , ≤ 7.2.6 (semver)
Affected: 7.0.0 , ≤ 7.0.15 (semver)
Affected: 6.4.0 , ≤ 6.4.16 (semver)
    cpe:2.3:o:fortinet:fortios:7.4.1:*:*:*:*:*:*:*
    cpe:2.3:o:fortinet:fortios:7.4.0:*:*:*:*:*:*:*
    cpe:2.3:o:fortinet:fortios:7.2.6:*:*:*:*:*:*:*
    cpe:2.3:o:fortinet:fortios:7.2.5:*:*:*:*:*:*:*
    cpe:2.3:o:fortinet:fortios:7.2.4:*:*:*:*:*:*:*
    cpe:2.3:o:fortinet:fortios:7.2.3:*:*:*:*:*:*:*
    cpe:2.3:o:fortinet:fortios:7.2.2:*:*:*:*:*:*:*
    cpe:2.3:o:fortinet:fortios:7.2.1:*:*:*:*:*:*:*
    cpe:2.3:o:fortinet:fortios:7.2.0:*:*:*:*:*:*:*
    cpe:2.3:o:fortinet:fortios:7.0.15:*:*:*:*:*:*:*
    cpe:2.3:o:fortinet:fortios:7.0.14:*:*:*:*:*:*:*
    cpe:2.3:o:fortinet:fortios:7.0.13:*:*:*:*:*:*:*
    cpe:2.3:o:fortinet:fortios:7.0.12:*:*:*:*:*:*:*
    cpe:2.3:o:fortinet:fortios:7.0.11:*:*:*:*:*:*:*
    cpe:2.3:o:fortinet:fortios:7.0.10:*:*:*:*:*:*:*
    cpe:2.3:o:fortinet:fortios:7.0.9:*:*:*:*:*:*:*
    cpe:2.3:o:fortinet:fortios:7.0.8:*:*:*:*:*:*:*
    cpe:2.3:o:fortinet:fortios:7.0.7:*:*:*:*:*:*:*
    cpe:2.3:o:fortinet:fortios:7.0.6:*:*:*:*:*:*:*
    cpe:2.3:o:fortinet:fortios:7.0.5:*:*:*:*:*:*:*
    cpe:2.3:o:fortinet:fortios:7.0.4:*:*:*:*:*:*:*
    cpe:2.3:o:fortinet:fortios:7.0.3:*:*:*:*:*:*:*
    cpe:2.3:o:fortinet:fortios:7.0.2:*:*:*:*:*:*:*
    cpe:2.3:o:fortinet:fortios:7.0.1:*:*:*:*:*:*:*
    cpe:2.3:o:fortinet:fortios:7.0.0:*:*:*:*:*:*:*
    cpe:2.3:o:fortinet:fortios:6.4.16:*:*:*:*:*:*:*
    cpe:2.3:o:fortinet:fortios:6.4.15:*:*:*:*:*:*:*
    cpe:2.3:o:fortinet:fortios:6.4.14:*:*:*:*:*:*:*
    cpe:2.3:o:fortinet:fortios:6.4.13:*:*:*:*:*:*:*
    cpe:2.3:o:fortinet:fortios:6.4.12:*:*:*:*:*:*:*
    cpe:2.3:o:fortinet:fortios:6.4.11:*:*:*:*:*:*:*
    cpe:2.3:o:fortinet:fortios:6.4.10:*:*:*:*:*:*:*
    cpe:2.3:o:fortinet:fortios:6.4.9:*:*:*:*:*:*:*
    cpe:2.3:o:fortinet:fortios:6.4.8:*:*:*:*:*:*:*
    cpe:2.3:o:fortinet:fortios:6.4.7:*:*:*:*:*:*:*
    cpe:2.3:o:fortinet:fortios:6.4.6:*:*:*:*:*:*:*
    cpe:2.3:o:fortinet:fortios:6.4.5:*:*:*:*:*:*:*
    cpe:2.3:o:fortinet:fortios:6.4.4:*:*:*:*:*:*:*
    cpe:2.3:o:fortinet:fortios:6.4.3:*:*:*:*:*:*:*
    cpe:2.3:o:fortinet:fortios:6.4.2:*:*:*:*:*:*:*
    cpe:2.3:o:fortinet:fortios:6.4.1:*:*:*:*:*:*:*
    cpe:2.3:o:fortinet:fortios:6.4.0:*:*:*:*:*:*:*
Create a notification for this product.
fortinet fortios Affected: 6.4.0
Affected: 7.0.0
Affected: 7.2.0
Affected: 7.4.0
    cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:*
Create a notification for this product.
Show details on NVD website

{
  "containers": {
    "adp": [
      {
        "affected": [
          {
            "cpes": [
              "cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:*"
            ],
            "defaultStatus": "unknown",
            "product": "fortios",
            "vendor": "fortinet",
            "versions": [
              {
                "status": "affected",
                "version": "6.4.0"
              },
              {
                "status": "affected",
                "version": "7.0.0"
              },
              {
                "status": "affected",
                "version": "7.2.0"
              },
              {
                "status": "affected",
                "version": "7.4.0"
              }
            ]
          }
        ],
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2023-47537",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2024-05-21T13:43:02.127242Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2024-06-04T17:26:31.940Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      },
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-02T21:09:37.377Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "name": "https://fortiguard.com/psirt/FG-IR-23-301",
            "tags": [
              "x_transferred"
            ],
            "url": "https://fortiguard.com/psirt/FG-IR-23-301"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "cpes": [
            "cpe:2.3:o:fortinet:fortios:7.4.1:*:*:*:*:*:*:*",
            "cpe:2.3:o:fortinet:fortios:7.4.0:*:*:*:*:*:*:*",
            "cpe:2.3:o:fortinet:fortios:7.2.6:*:*:*:*:*:*:*",
            "cpe:2.3:o:fortinet:fortios:7.2.5:*:*:*:*:*:*:*",
            "cpe:2.3:o:fortinet:fortios:7.2.4:*:*:*:*:*:*:*",
            "cpe:2.3:o:fortinet:fortios:7.2.3:*:*:*:*:*:*:*",
            "cpe:2.3:o:fortinet:fortios:7.2.2:*:*:*:*:*:*:*",
            "cpe:2.3:o:fortinet:fortios:7.2.1:*:*:*:*:*:*:*",
            "cpe:2.3:o:fortinet:fortios:7.2.0:*:*:*:*:*:*:*",
            "cpe:2.3:o:fortinet:fortios:7.0.15:*:*:*:*:*:*:*",
            "cpe:2.3:o:fortinet:fortios:7.0.14:*:*:*:*:*:*:*",
            "cpe:2.3:o:fortinet:fortios:7.0.13:*:*:*:*:*:*:*",
            "cpe:2.3:o:fortinet:fortios:7.0.12:*:*:*:*:*:*:*",
            "cpe:2.3:o:fortinet:fortios:7.0.11:*:*:*:*:*:*:*",
            "cpe:2.3:o:fortinet:fortios:7.0.10:*:*:*:*:*:*:*",
            "cpe:2.3:o:fortinet:fortios:7.0.9:*:*:*:*:*:*:*",
            "cpe:2.3:o:fortinet:fortios:7.0.8:*:*:*:*:*:*:*",
            "cpe:2.3:o:fortinet:fortios:7.0.7:*:*:*:*:*:*:*",
            "cpe:2.3:o:fortinet:fortios:7.0.6:*:*:*:*:*:*:*",
            "cpe:2.3:o:fortinet:fortios:7.0.5:*:*:*:*:*:*:*",
            "cpe:2.3:o:fortinet:fortios:7.0.4:*:*:*:*:*:*:*",
            "cpe:2.3:o:fortinet:fortios:7.0.3:*:*:*:*:*:*:*",
            "cpe:2.3:o:fortinet:fortios:7.0.2:*:*:*:*:*:*:*",
            "cpe:2.3:o:fortinet:fortios:7.0.1:*:*:*:*:*:*:*",
            "cpe:2.3:o:fortinet:fortios:7.0.0:*:*:*:*:*:*:*",
            "cpe:2.3:o:fortinet:fortios:6.4.16:*:*:*:*:*:*:*",
            "cpe:2.3:o:fortinet:fortios:6.4.15:*:*:*:*:*:*:*",
            "cpe:2.3:o:fortinet:fortios:6.4.14:*:*:*:*:*:*:*",
            "cpe:2.3:o:fortinet:fortios:6.4.13:*:*:*:*:*:*:*",
            "cpe:2.3:o:fortinet:fortios:6.4.12:*:*:*:*:*:*:*",
            "cpe:2.3:o:fortinet:fortios:6.4.11:*:*:*:*:*:*:*",
            "cpe:2.3:o:fortinet:fortios:6.4.10:*:*:*:*:*:*:*",
            "cpe:2.3:o:fortinet:fortios:6.4.9:*:*:*:*:*:*:*",
            "cpe:2.3:o:fortinet:fortios:6.4.8:*:*:*:*:*:*:*",
            "cpe:2.3:o:fortinet:fortios:6.4.7:*:*:*:*:*:*:*",
            "cpe:2.3:o:fortinet:fortios:6.4.6:*:*:*:*:*:*:*",
            "cpe:2.3:o:fortinet:fortios:6.4.5:*:*:*:*:*:*:*",
            "cpe:2.3:o:fortinet:fortios:6.4.4:*:*:*:*:*:*:*",
            "cpe:2.3:o:fortinet:fortios:6.4.3:*:*:*:*:*:*:*",
            "cpe:2.3:o:fortinet:fortios:6.4.2:*:*:*:*:*:*:*",
            "cpe:2.3:o:fortinet:fortios:6.4.1:*:*:*:*:*:*:*",
            "cpe:2.3:o:fortinet:fortios:6.4.0:*:*:*:*:*:*:*"
          ],
          "defaultStatus": "unaffected",
          "product": "FortiOS",
          "vendor": "Fortinet",
          "versions": [
            {
              "lessThanOrEqual": "7.4.1",
              "status": "affected",
              "version": "7.4.0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "7.2.6",
              "status": "affected",
              "version": "7.2.0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "7.0.15",
              "status": "affected",
              "version": "7.0.0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.4.16",
              "status": "affected",
              "version": "6.4.0",
              "versionType": "semver"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "An improper certificate validation vulnerability in Fortinet FortiOS 7.4.0 through 7.4.1, FortiOS 7.2.0 through 7.2.6, FortiOS 7.0.0 through 7.0.15, FortiOS 6.4 all versions\t allows a remote and unauthenticated attacker to perform a Man-in-the-Middle attack on the FortiLink communication channel between the FortiOS device and FortiSwitch."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "HIGH",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 4.4,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "LOW",
            "integrityImpact": "LOW",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N/E:U/RL:X/RC:X",
            "version": "3.1"
          },
          "format": "CVSS"
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-295",
              "description": "Information disclosure",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-01-14T09:15:43.682Z",
        "orgId": "6abe59d8-c742-4dff-8ce8-9b0ca1073da8",
        "shortName": "fortinet"
      },
      "references": [
        {
          "name": "https://fortiguard.com/psirt/FG-IR-23-301",
          "url": "https://fortiguard.com/psirt/FG-IR-23-301"
        }
      ],
      "solutions": [
        {
          "lang": "en",
          "value": "Upgrade to FortiOS version 7.4.2 or above\nUpgrade to FortiOS version 7.2.7 or above\nUpgrade to FortiOS version 7.0.16 or above"
        }
      ]
    }
  },
  "cveMetadata": {
    "assignerOrgId": "6abe59d8-c742-4dff-8ce8-9b0ca1073da8",
    "assignerShortName": "fortinet",
    "cveId": "CVE-2023-47537",
    "datePublished": "2024-02-15T13:59:24.770Z",
    "dateReserved": "2023-11-06T10:35:25.828Z",
    "dateUpdated": "2026-01-14T09:15:43.682Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2",
  "vulnerability-lookup:meta": {
    "epss": {
      "cve": "CVE-2023-47537",
      "date": "2026-09-18",
      "epss": "0.00214",
      "percentile": "0.12131"
    },
    "fkie_nvd": {
      "configurations": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:*",
                  "matchCriteriaId": "C119229A-3805-47C1-B3F9-AF1A4007A63B",
                  "versionEndExcluding": "7.0.14",
                  "versionStartIncluding": "7.0.0",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:*",
                  "matchCriteriaId": "24D09A92-81EC-4003-B017-C67FC739EEBF",
                  "versionEndIncluding": "7.2.6",
                  "versionStartIncluding": "7.2.0",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:fortinet:fortios:7.4.0:*:*:*:*:*:*:*",
                  "matchCriteriaId": "61540F5B-080A-4D44-8BE0-75D7A0DCCB53",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:fortinet:fortios:7.4.1:*:*:*:*:*:*:*",
                  "matchCriteriaId": "17FE168A-0EA4-467C-91D2-87EB6D83917A",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "An improper certificate validation vulnerability in Fortinet FortiOS 7.0.0 - 7.0.13, 7.2.0 - 7.2.6, 7.4.0 - 7.4.1 and 6.4 all versions allows a remote and unauthenticated attacker to perform a Man-in-the-Middle attack on the FortiLink communication channel between the FortiOS device and FortiSwitch."
        },
        {
          "lang": "es",
          "value": "Una vulnerabilidad de validaci\u00f3n de certificado incorrecta en Fortinet FortiOS 7.0.0 - 7.0.13, 7.2.0 - 7.2.6 y 7.4.0 - 7.4.1 permite que un atacante remoto y no autenticado realice un ataque Man-in-the-Middle en el Canal de comunicaci\u00f3n FortiLink entre el dispositivo FortiOS y FortiSwitch."
        }
      ],
      "id": "CVE-2023-47537",
      "lastModified": "2024-11-21T08:30:25.100",
      "metrics": {
        "cvssMetricV31": [
          {
            "cvssData": {
              "attackComplexity": "HIGH",
              "attackVector": "NETWORK",
              "availabilityImpact": "NONE",
              "baseScore": 4.8,
              "baseSeverity": "MEDIUM",
              "confidentialityImpact": "LOW",
              "integrityImpact": "LOW",
              "privilegesRequired": "NONE",
              "scope": "UNCHANGED",
              "userInteraction": "NONE",
              "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N",
              "version": "3.1"
            },
            "exploitabilityScore": 2.2,
            "impactScore": 2.5,
            "source": "psirt@fortinet.com",
            "type": "Secondary"
          },
          {
            "cvssData": {
              "attackComplexity": "HIGH",
              "attackVector": "NETWORK",
              "availabilityImpact": "NONE",
              "baseScore": 4.8,
              "baseSeverity": "MEDIUM",
              "confidentialityImpact": "LOW",
              "integrityImpact": "LOW",
              "privilegesRequired": "NONE",
              "scope": "UNCHANGED",
              "userInteraction": "NONE",
              "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N",
              "version": "3.1"
            },
            "exploitabilityScore": 2.2,
            "impactScore": 2.5,
            "source": "nvd@nist.gov",
            "type": "Primary"
          }
        ]
      },
      "published": "2024-02-15T14:15:45.240",
      "references": [
        {
          "source": "psirt@fortinet.com",
          "tags": [
            "Vendor Advisory"
          ],
          "url": "https://fortiguard.com/psirt/FG-IR-23-301"
        },
        {
          "source": "af854a3a-2127-422b-91ae-364da2661108",
          "tags": [
            "Vendor Advisory"
          ],
          "url": "https://fortiguard.com/psirt/FG-IR-23-301"
        }
      ],
      "sourceIdentifier": "psirt@fortinet.com",
      "vulnStatus": "Modified",
      "weaknesses": [
        {
          "description": [
            {
              "lang": "en",
              "value": "CWE-295"
            }
          ],
          "source": "psirt@fortinet.com",
          "type": "Primary"
        }
      ]
    },
    "nvd": {
      "cve": {
        "affected": [
          {
            "affectedData": [
              {
                "cpes": [
                  "cpe:2.3:o:fortinet:fortios:7.4.1:*:*:*:*:*:*:*",
                  "cpe:2.3:o:fortinet:fortios:7.4.0:*:*:*:*:*:*:*",
                  "cpe:2.3:o:fortinet:fortios:7.2.6:*:*:*:*:*:*:*",
                  "cpe:2.3:o:fortinet:fortios:7.2.5:*:*:*:*:*:*:*",
                  "cpe:2.3:o:fortinet:fortios:7.2.4:*:*:*:*:*:*:*",
                  "cpe:2.3:o:fortinet:fortios:7.2.3:*:*:*:*:*:*:*",
                  "cpe:2.3:o:fortinet:fortios:7.2.2:*:*:*:*:*:*:*",
                  "cpe:2.3:o:fortinet:fortios:7.2.1:*:*:*:*:*:*:*",
                  "cpe:2.3:o:fortinet:fortios:7.2.0:*:*:*:*:*:*:*",
                  "cpe:2.3:o:fortinet:fortios:7.0.15:*:*:*:*:*:*:*",
                  "cpe:2.3:o:fortinet:fortios:7.0.14:*:*:*:*:*:*:*",
                  "cpe:2.3:o:fortinet:fortios:7.0.13:*:*:*:*:*:*:*",
                  "cpe:2.3:o:fortinet:fortios:7.0.12:*:*:*:*:*:*:*",
                  "cpe:2.3:o:fortinet:fortios:7.0.11:*:*:*:*:*:*:*",
                  "cpe:2.3:o:fortinet:fortios:7.0.10:*:*:*:*:*:*:*",
                  "cpe:2.3:o:fortinet:fortios:7.0.9:*:*:*:*:*:*:*",
                  "cpe:2.3:o:fortinet:fortios:7.0.8:*:*:*:*:*:*:*",
                  "cpe:2.3:o:fortinet:fortios:7.0.7:*:*:*:*:*:*:*",
                  "cpe:2.3:o:fortinet:fortios:7.0.6:*:*:*:*:*:*:*",
                  "cpe:2.3:o:fortinet:fortios:7.0.5:*:*:*:*:*:*:*",
                  "cpe:2.3:o:fortinet:fortios:7.0.4:*:*:*:*:*:*:*",
                  "cpe:2.3:o:fortinet:fortios:7.0.3:*:*:*:*:*:*:*",
                  "cpe:2.3:o:fortinet:fortios:7.0.2:*:*:*:*:*:*:*",
                  "cpe:2.3:o:fortinet:fortios:7.0.1:*:*:*:*:*:*:*",
                  "cpe:2.3:o:fortinet:fortios:7.0.0:*:*:*:*:*:*:*",
                  "cpe:2.3:o:fortinet:fortios:6.4.16:*:*:*:*:*:*:*",
                  "cpe:2.3:o:fortinet:fortios:6.4.15:*:*:*:*:*:*:*",
                  "cpe:2.3:o:fortinet:fortios:6.4.14:*:*:*:*:*:*:*",
                  "cpe:2.3:o:fortinet:fortios:6.4.13:*:*:*:*:*:*:*",
                  "cpe:2.3:o:fortinet:fortios:6.4.12:*:*:*:*:*:*:*",
                  "cpe:2.3:o:fortinet:fortios:6.4.11:*:*:*:*:*:*:*",
                  "cpe:2.3:o:fortinet:fortios:6.4.10:*:*:*:*:*:*:*",
                  "cpe:2.3:o:fortinet:fortios:6.4.9:*:*:*:*:*:*:*",
                  "cpe:2.3:o:fortinet:fortios:6.4.8:*:*:*:*:*:*:*",
                  "cpe:2.3:o:fortinet:fortios:6.4.7:*:*:*:*:*:*:*",
                  "cpe:2.3:o:fortinet:fortios:6.4.6:*:*:*:*:*:*:*",
                  "cpe:2.3:o:fortinet:fortios:6.4.5:*:*:*:*:*:*:*",
                  "cpe:2.3:o:fortinet:fortios:6.4.4:*:*:*:*:*:*:*",
                  "cpe:2.3:o:fortinet:fortios:6.4.3:*:*:*:*:*:*:*",
                  "cpe:2.3:o:fortinet:fortios:6.4.2:*:*:*:*:*:*:*",
                  "cpe:2.3:o:fortinet:fortios:6.4.1:*:*:*:*:*:*:*",
                  "cpe:2.3:o:fortinet:fortios:6.4.0:*:*:*:*:*:*:*"
                ],
                "defaultStatus": "unaffected",
                "product": "FortiOS",
                "vendor": "Fortinet",
                "versions": [
                  {
                    "lessThanOrEqual": "7.4.1",
                    "status": "affected",
                    "version": "7.4.0",
                    "versionType": "semver"
                  },
                  {
                    "lessThanOrEqual": "7.2.6",
                    "status": "affected",
                    "version": "7.2.0",
                    "versionType": "semver"
                  },
                  {
                    "lessThanOrEqual": "7.0.15",
                    "status": "affected",
                    "version": "7.0.0",
                    "versionType": "semver"
                  },
                  {
                    "lessThanOrEqual": "6.4.16",
                    "status": "affected",
                    "version": "6.4.0",
                    "versionType": "semver"
                  }
                ]
              }
            ],
            "source": "psirt@fortinet.com"
          },
          {
            "affectedData": [
              {
                "cpes": [
                  "cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:*"
                ],
                "defaultStatus": "unknown",
                "product": "fortios",
                "vendor": "fortinet",
                "versions": [
                  {
                    "status": "affected",
                    "version": "6.4.0"
                  },
                  {
                    "status": "affected",
                    "version": "7.0.0"
                  },
                  {
                    "status": "affected",
                    "version": "7.2.0"
                  },
                  {
                    "status": "affected",
                    "version": "7.4.0"
                  }
                ]
              }
            ],
            "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0"
          }
        ],
        "configurations": [
          {
            "nodes": [
              {
                "cpeMatch": [
                  {
                    "criteria": "cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:*",
                    "matchCriteriaId": "C119229A-3805-47C1-B3F9-AF1A4007A63B",
                    "versionEndExcluding": "7.0.14",
                    "versionStartIncluding": "7.0.0",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:*",
                    "matchCriteriaId": "24D09A92-81EC-4003-B017-C67FC739EEBF",
                    "versionEndIncluding": "7.2.6",
                    "versionStartIncluding": "7.2.0",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:o:fortinet:fortios:7.4.0:*:*:*:*:*:*:*",
                    "matchCriteriaId": "61540F5B-080A-4D44-8BE0-75D7A0DCCB53",
                    "vulnerable": true
                  },
                  {
                    "criteria": "cpe:2.3:o:fortinet:fortios:7.4.1:*:*:*:*:*:*:*",
                    "matchCriteriaId": "17FE168A-0EA4-467C-91D2-87EB6D83917A",
                    "vulnerable": true
                  }
                ],
                "negate": false,
                "operator": "OR"
              }
            ]
          }
        ],
        "cveTags": [],
        "descriptions": [
          {
            "lang": "en",
            "value": "An improper certificate validation vulnerability in Fortinet FortiOS 7.4.0 through 7.4.1, FortiOS 7.2.0 through 7.2.6, FortiOS 7.0.0 through 7.0.15, FortiOS 6.4 all versions\t allows a remote and unauthenticated attacker to perform a Man-in-the-Middle attack on the FortiLink communication channel between the FortiOS device and FortiSwitch."
          },
          {
            "lang": "es",
            "value": "Una vulnerabilidad de validaci\u00f3n de certificado incorrecta en Fortinet FortiOS 7.0.0 - 7.0.13, 7.2.0 - 7.2.6 y 7.4.0 - 7.4.1 permite que un atacante remoto y no autenticado realice un ataque Man-in-the-Middle en el Canal de comunicaci\u00f3n FortiLink entre el dispositivo FortiOS y FortiSwitch."
          }
        ],
        "id": "CVE-2023-47537",
        "lastModified": "2026-06-17T06:32:51.717",
        "metrics": {
          "cvssMetricV31": [
            {
              "cvssData": {
                "attackComplexity": "HIGH",
                "attackVector": "NETWORK",
                "availabilityImpact": "NONE",
                "baseScore": 4.8,
                "baseSeverity": "MEDIUM",
                "confidentialityImpact": "LOW",
                "integrityImpact": "LOW",
                "privilegesRequired": "NONE",
                "scope": "UNCHANGED",
                "userInteraction": "NONE",
                "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N",
                "version": "3.1"
              },
              "exploitabilityScore": 2.2,
              "impactScore": 2.5,
              "source": "psirt@fortinet.com",
              "type": "Secondary"
            },
            {
              "cvssData": {
                "attackComplexity": "HIGH",
                "attackVector": "NETWORK",
                "availabilityImpact": "NONE",
                "baseScore": 4.8,
                "baseSeverity": "MEDIUM",
                "confidentialityImpact": "LOW",
                "integrityImpact": "LOW",
                "privilegesRequired": "NONE",
                "scope": "UNCHANGED",
                "userInteraction": "NONE",
                "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N",
                "version": "3.1"
              },
              "exploitabilityScore": 2.2,
              "impactScore": 2.5,
              "source": "nvd@nist.gov",
              "type": "Primary"
            }
          ],
          "ssvcV203": [
            {
              "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
              "ssvcData": {
                "id": "CVE-2023-47537",
                "options": [
                  {
                    "exploitation": "none"
                  },
                  {
                    "automatable": "no"
                  },
                  {
                    "technicalImpact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2024-05-21T13:43:02.127242Z",
                "version": "2.0.3"
              }
            }
          ]
        },
        "published": "2024-02-15T14:15:45.240",
        "references": [
          {
            "source": "psirt@fortinet.com",
            "tags": [
              "Vendor Advisory"
            ],
            "url": "https://fortiguard.com/psirt/FG-IR-23-301"
          },
          {
            "source": "af854a3a-2127-422b-91ae-364da2661108",
            "tags": [
              "Vendor Advisory"
            ],
            "url": "https://fortiguard.com/psirt/FG-IR-23-301"
          }
        ],
        "sourceIdentifier": "psirt@fortinet.com",
        "vulnStatus": "Modified",
        "weaknesses": [
          {
            "description": [
              {
                "lang": "en",
                "value": "CWE-295"
              }
            ],
            "source": "psirt@fortinet.com",
            "type": "Secondary"
          }
        ]
      }
    },
    "redhat_vex": {
      "current_release_date": "2026-01-14T10:25:30+00:00",
      "cve": "CVE-2023-47537",
      "id": "CVE-2023-47537",
      "initial_release_date": "2023-01-01T00:00:00+00:00",
      "product_status:known_not_affected": "1",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "CVE-2023-47537",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2023/cve-2023-47537.json",
      "version": "3"
    },
    "vulnrichment": {
      "containers": {
        "adp": [
          {
            "providerMetadata": {
              "dateUpdated": "2024-08-02T21:09:37.377Z",
              "orgId": "af854a3a-2127-422b-91ae-364da2661108",
              "shortName": "CVE"
            },
            "references": [
              {
                "name": "https://fortiguard.com/psirt/FG-IR-23-301",
                "tags": [
                  "x_transferred"
                ],
                "url": "https://fortiguard.com/psirt/FG-IR-23-301"
              }
            ],
            "title": "CVE Program Container"
          },
          {
            "affected": [
              {
                "cpes": [
                  "cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:*"
                ],
                "defaultStatus": "unknown",
                "product": "fortios",
                "vendor": "fortinet",
                "versions": [
                  {
                    "status": "affected",
                    "version": "6.4.0"
                  },
                  {
                    "status": "affected",
                    "version": "7.0.0"
                  },
                  {
                    "status": "affected",
                    "version": "7.2.0"
                  },
                  {
                    "status": "affected",
                    "version": "7.4.0"
                  }
                ]
              }
            ],
            "metrics": [
              {
                "other": {
                  "content": {
                    "id": "CVE-2023-47537",
                    "options": [
                      {
                        "Exploitation": "none"
                      },
                      {
                        "Automatable": "no"
                      },
                      {
                        "Technical Impact": "partial"
                      }
                    ],
                    "role": "CISA Coordinator",
                    "timestamp": "2024-05-21T13:43:02.127242Z",
                    "version": "2.0.3"
                  },
                  "type": "ssvc"
                }
              }
            ],
            "providerMetadata": {
              "dateUpdated": "2024-05-21T13:44:46.138Z",
              "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
              "shortName": "CISA-ADP"
            },
            "title": "CISA ADP Vulnrichment"
          }
        ],
        "cna": {
          "affected": [
            {
              "cpes": [
                "cpe:2.3:o:fortinet:fortios:7.4.1:*:*:*:*:*:*:*",
                "cpe:2.3:o:fortinet:fortios:7.4.0:*:*:*:*:*:*:*",
                "cpe:2.3:o:fortinet:fortios:7.2.6:*:*:*:*:*:*:*",
                "cpe:2.3:o:fortinet:fortios:7.2.5:*:*:*:*:*:*:*",
                "cpe:2.3:o:fortinet:fortios:7.2.4:*:*:*:*:*:*:*",
                "cpe:2.3:o:fortinet:fortios:7.2.3:*:*:*:*:*:*:*",
                "cpe:2.3:o:fortinet:fortios:7.2.2:*:*:*:*:*:*:*",
                "cpe:2.3:o:fortinet:fortios:7.2.1:*:*:*:*:*:*:*",
                "cpe:2.3:o:fortinet:fortios:7.2.0:*:*:*:*:*:*:*",
                "cpe:2.3:o:fortinet:fortios:7.0.15:*:*:*:*:*:*:*",
                "cpe:2.3:o:fortinet:fortios:7.0.14:*:*:*:*:*:*:*",
                "cpe:2.3:o:fortinet:fortios:7.0.13:*:*:*:*:*:*:*",
                "cpe:2.3:o:fortinet:fortios:7.0.12:*:*:*:*:*:*:*",
                "cpe:2.3:o:fortinet:fortios:7.0.11:*:*:*:*:*:*:*",
                "cpe:2.3:o:fortinet:fortios:7.0.10:*:*:*:*:*:*:*",
                "cpe:2.3:o:fortinet:fortios:7.0.9:*:*:*:*:*:*:*",
                "cpe:2.3:o:fortinet:fortios:7.0.8:*:*:*:*:*:*:*",
                "cpe:2.3:o:fortinet:fortios:7.0.7:*:*:*:*:*:*:*",
                "cpe:2.3:o:fortinet:fortios:7.0.6:*:*:*:*:*:*:*",
                "cpe:2.3:o:fortinet:fortios:7.0.5:*:*:*:*:*:*:*",
                "cpe:2.3:o:fortinet:fortios:7.0.4:*:*:*:*:*:*:*",
                "cpe:2.3:o:fortinet:fortios:7.0.3:*:*:*:*:*:*:*",
                "cpe:2.3:o:fortinet:fortios:7.0.2:*:*:*:*:*:*:*",
                "cpe:2.3:o:fortinet:fortios:7.0.1:*:*:*:*:*:*:*",
                "cpe:2.3:o:fortinet:fortios:7.0.0:*:*:*:*:*:*:*",
                "cpe:2.3:o:fortinet:fortios:6.4.16:*:*:*:*:*:*:*",
                "cpe:2.3:o:fortinet:fortios:6.4.15:*:*:*:*:*:*:*",
                "cpe:2.3:o:fortinet:fortios:6.4.14:*:*:*:*:*:*:*",
                "cpe:2.3:o:fortinet:fortios:6.4.13:*:*:*:*:*:*:*",
                "cpe:2.3:o:fortinet:fortios:6.4.12:*:*:*:*:*:*:*",
                "cpe:2.3:o:fortinet:fortios:6.4.11:*:*:*:*:*:*:*",
                "cpe:2.3:o:fortinet:fortios:6.4.10:*:*:*:*:*:*:*",
                "cpe:2.3:o:fortinet:fortios:6.4.9:*:*:*:*:*:*:*",
                "cpe:2.3:o:fortinet:fortios:6.4.8:*:*:*:*:*:*:*",
                "cpe:2.3:o:fortinet:fortios:6.4.7:*:*:*:*:*:*:*",
                "cpe:2.3:o:fortinet:fortios:6.4.6:*:*:*:*:*:*:*",
                "cpe:2.3:o:fortinet:fortios:6.4.5:*:*:*:*:*:*:*",
                "cpe:2.3:o:fortinet:fortios:6.4.4:*:*:*:*:*:*:*",
                "cpe:2.3:o:fortinet:fortios:6.4.3:*:*:*:*:*:*:*",
                "cpe:2.3:o:fortinet:fortios:6.4.2:*:*:*:*:*:*:*",
                "cpe:2.3:o:fortinet:fortios:6.4.1:*:*:*:*:*:*:*",
                "cpe:2.3:o:fortinet:fortios:6.4.0:*:*:*:*:*:*:*"
              ],
              "defaultStatus": "unaffected",
              "product": "FortiOS",
              "vendor": "Fortinet",
              "versions": [
                {
                  "lessThanOrEqual": "7.4.1",
                  "status": "affected",
                  "version": "7.4.0",
                  "versionType": "semver"
                },
                {
                  "lessThanOrEqual": "7.2.6",
                  "status": "affected",
                  "version": "7.2.0",
                  "versionType": "semver"
                },
                {
                  "lessThanOrEqual": "7.0.15",
                  "status": "affected",
                  "version": "7.0.0",
                  "versionType": "semver"
                },
                {
                  "lessThanOrEqual": "6.4.16",
                  "status": "affected",
                  "version": "6.4.0",
                  "versionType": "semver"
                }
              ]
            }
          ],
          "descriptions": [
            {
              "lang": "en",
              "value": "An improper certificate validation vulnerability in Fortinet FortiOS 7.4.0 through 7.4.1, FortiOS 7.2.0 through 7.2.6, FortiOS 7.0.0 through 7.0.15, FortiOS 6.4 all versions\t allows a remote and unauthenticated attacker to perform a Man-in-the-Middle attack on the FortiLink communication channel between the FortiOS device and FortiSwitch."
            }
          ],
          "metrics": [
            {
              "cvssV3_1": {
                "attackComplexity": "HIGH",
                "attackVector": "NETWORK",
                "availabilityImpact": "NONE",
                "baseScore": 4.4,
                "baseSeverity": "MEDIUM",
                "confidentialityImpact": "LOW",
                "integrityImpact": "LOW",
                "privilegesRequired": "NONE",
                "scope": "UNCHANGED",
                "userInteraction": "NONE",
                "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N/E:U/RL:X/RC:X",
                "version": "3.1"
              },
              "format": "CVSS"
            }
          ],
          "problemTypes": [
            {
              "descriptions": [
                {
                  "cweId": "CWE-295",
                  "description": "Information disclosure",
                  "lang": "en",
                  "type": "CWE"
                }
              ]
            }
          ],
          "providerMetadata": {
            "dateUpdated": "2026-01-14T09:15:43.682Z",
            "orgId": "6abe59d8-c742-4dff-8ce8-9b0ca1073da8",
            "shortName": "fortinet"
          },
          "references": [
            {
              "name": "https://fortiguard.com/psirt/FG-IR-23-301",
              "url": "https://fortiguard.com/psirt/FG-IR-23-301"
            }
          ],
          "solutions": [
            {
              "lang": "en",
              "value": "Upgrade to FortiOS version 7.4.2 or above\nUpgrade to FortiOS version 7.2.7 or above\nUpgrade to FortiOS version 7.0.16 or above"
            }
          ]
        }
      },
      "cveMetadata": {
        "assignerOrgId": "6abe59d8-c742-4dff-8ce8-9b0ca1073da8",
        "assignerShortName": "fortinet",
        "cveId": "CVE-2023-47537",
        "datePublished": "2024-02-15T13:59:24.770Z",
        "dateReserved": "2023-11-06T10:35:25.828Z",
        "dateUpdated": "2026-01-14T09:15:43.682Z",
        "state": "PUBLISHED"
      },
      "dataType": "CVE_RECORD",
      "dataVersion": "5.2"
    }
  }
}



Log in or create an account to share your comment.




Tags
Taxonomy of the tags.


Loading…

Loading…

Loading…

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.

Loading…

Detection rules are retrieved from Rulezet.

Loading…

Loading…

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.


Loading…