FKIE_CVE-2024-54021

Vulnerability from fkie_nvd - Published: 2025-01-14 14:15 - Updated: 2026-06-17 08:09
Severity
6.5 (Medium) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L
5.8 (Medium) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:L/A:N
Summary
An Improper Neutralization of CRLF Sequences in HTTP Headers ('http response splitting') vulnerability [CWE-113] in Fortinet FortiOS 7.2.0 through 7.6.0, FortiProxy 7.2.0 through 7.4.5 may allow a remote unauthenticated attacker to bypass the file filter via crafted HTTP headers.
References
psirt@fortinet.comhttps://fortiguard.fortinet.com/psirt/FG-IR-24-282Vendor Advisory
Impacted products
Vendor Product Version
fortinet fortiproxy *
fortinet fortiproxy *
fortinet fortios *
fortinet fortios *
fortinet fortios 7.6.0
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "cpes": [
            "cpe:2.3:o:fortinet:fortios:7.6.0:*:*:*:*:*:*:*",
            "cpe:2.3:o:fortinet:fortios:7.4.4:*:*:*:*:*:*:*",
            "cpe:2.3:o:fortinet:fortios:7.4.3:*:*:*:*:*:*:*",
            "cpe:2.3:o:fortinet:fortios:7.4.2:*:*:*:*:*:*:*",
            "cpe:2.3:o:fortinet:fortios:7.4.1:*:*:*:*:*:*:*",
            "cpe:2.3:o:fortinet:fortios:7.4.0:*:*:*:*:*:*:*",
            "cpe:2.3:o:fortinet:fortios:7.2.8:*:*:*:*:*:*:*",
            "cpe:2.3:o:fortinet:fortios:7.2.7:*:*:*:*:*:*:*",
            "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:*:*:*:*:*:*:*"
          ],
          "defaultStatus": "unaffected",
          "product": "FortiOS",
          "vendor": "Fortinet",
          "versions": [
            {
              "status": "affected",
              "version": "7.6.0"
            },
            {
              "lessThanOrEqual": "7.4.4",
              "status": "affected",
              "version": "7.4.0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "7.2.8",
              "status": "affected",
              "version": "7.2.0",
              "versionType": "semver"
            }
          ]
        },
        {
          "defaultStatus": "unaffected",
          "product": "FortiProxy",
          "vendor": "Fortinet",
          "versions": [
            {
              "lessThanOrEqual": "7.4.5",
              "status": "affected",
              "version": "7.4.0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "7.2.11",
              "status": "affected",
              "version": "7.2.0",
              "versionType": "semver"
            }
          ]
        }
      ],
      "source": "psirt@fortinet.com"
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:fortinet:fortiproxy:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "C8B93C73-1E94-4854-8405-C3689860A74C",
              "versionEndExcluding": "7.2.12",
              "versionStartIncluding": "7.2.0",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:fortinet:fortiproxy:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "5B276403-CE85-445A-9E5D-BBFBD7AB7A68",
              "versionEndExcluding": "7.4.6",
              "versionStartIncluding": "7.4.0",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "678EB0FA-2B29-4108-8378-C4803A543193",
              "versionEndExcluding": "7.2.9",
              "versionStartIncluding": "7.2.0",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "A71AD879-997D-4787-A1E9-E4132AC521E2",
              "versionEndExcluding": "7.4.5",
              "versionStartIncluding": "7.4.0",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:fortinet:fortios:7.6.0:*:*:*:*:*:*:*",
              "matchCriteriaId": "44CE8EE3-D64A-49C8-87D7-C18B302F864A",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "An Improper Neutralization of CRLF Sequences in HTTP Headers (\u0027http response splitting\u0027) vulnerability [CWE-113] in Fortinet FortiOS 7.2.0 through 7.6.0, FortiProxy 7.2.0 through 7.4.5 may allow a remote unauthenticated attacker to bypass the file filter via crafted HTTP headers."
    },
    {
      "lang": "es",
      "value": "Una neutralizaci\u00f3n incorrecta de las secuencias crlf en los encabezados http (\"divisi\u00f3n de respuesta http\") en Fortinet FortiOS 7.2.0 a 7.6.0, FortiProxy 7.2.0 a 7.4.5 permite a un atacante ejecutar c\u00f3digo o comandos no autorizados a trav\u00e9s del encabezado HTTP manipulado."
    }
  ],
  "id": "CVE-2024-54021",
  "lastModified": "2026-06-17T08:09:41.367",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "LOW",
          "baseScore": 6.5,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "NONE",
          "integrityImpact": "LOW",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L",
          "version": "3.1"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 2.5,
        "source": "psirt@fortinet.com",
        "type": "Secondary"
      },
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "NONE",
          "baseScore": 5.8,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "NONE",
          "integrityImpact": "LOW",
          "privilegesRequired": "NONE",
          "scope": "CHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:L/A:N",
          "version": "3.1"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 1.4,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2024-54021",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "total"
            }
          ],
          "role": "CISA Coordinator",
          "timestamp": "2025-01-15T14:49:26.902314Z",
          "version": "2.0.3"
        }
      }
    ]
  },
  "published": "2025-01-14T14:15:34.287",
  "references": [
    {
      "source": "psirt@fortinet.com",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "https://fortiguard.fortinet.com/psirt/FG-IR-24-282"
    }
  ],
  "sourceIdentifier": "psirt@fortinet.com",
  "vulnStatus": "Analyzed",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-113"
        }
      ],
      "source": "psirt@fortinet.com",
      "type": "Secondary"
    }
  ]
}


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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

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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.