FKIE_CVE-2024-23837

Vulnerability from fkie_nvd - Published: 2024-02-26 16:27 - Updated: 2026-06-17 07:13
Severity
7.5 (High) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
7.5 (High) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Summary
LibHTP is a security-aware parser for the HTTP protocol. Crafted traffic can cause excessive processing time of HTTP headers, leading to denial of service. This issue is addressed in 0.5.46.
References
security-advisories@github.comhttps://github.com/OISF/libhtp/commit/20ac301d801cdf01b3f021cca08a22a87f477c4aPatch
security-advisories@github.comhttps://github.com/OISF/libhtp/security/advisories/GHSA-f9wf-rrjj-qx8mVendor Advisory
security-advisories@github.comhttps://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/GOCOBFUTIFHOP2PZOH4ENRFXRBHIRKK4/Mailing List
security-advisories@github.comhttps://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/ZXJIT7R53ZXROO3I256RFUWTIW4ECK6P/Mailing List
security-advisories@github.comhttps://redmine.openinfosecfoundation.org/issues/6444Exploit
af854a3a-2127-422b-91ae-364da2661108https://github.com/OISF/libhtp/commit/20ac301d801cdf01b3f021cca08a22a87f477c4aPatch
af854a3a-2127-422b-91ae-364da2661108https://github.com/OISF/libhtp/security/advisories/GHSA-f9wf-rrjj-qx8mVendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://lists.debian.org/debian-lts-announce/2025/09/msg00009.html
af854a3a-2127-422b-91ae-364da2661108https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/GOCOBFUTIFHOP2PZOH4ENRFXRBHIRKK4/Mailing List
af854a3a-2127-422b-91ae-364da2661108https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/ZXJIT7R53ZXROO3I256RFUWTIW4ECK6P/Mailing List
af854a3a-2127-422b-91ae-364da2661108https://redmine.openinfosecfoundation.org/issues/6444Exploit
Impacted products
Vendor Product Version
oisf libhtp *
fedoraproject fedora 38
fedoraproject fedora 39
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "product": "libhtp",
          "vendor": "OISF",
          "versions": [
            {
              "status": "affected",
              "version": "\u003c 0.5.46"
            }
          ]
        }
      ],
      "source": "security-advisories@github.com"
    },
    {
      "affectedData": [
        {
          "cpes": [
            "cpe:2.3:a:oisf:libhtp:*:*:*:*:*:*:*:*"
          ],
          "defaultStatus": "unknown",
          "product": "libhtp",
          "vendor": "oisf",
          "versions": [
            {
              "lessThan": "0.5.46",
              "status": "affected",
              "version": "0",
              "versionType": "custom"
            }
          ]
        },
        {
          "cpes": [
            "cpe:2.3:o:fedoraproject:fedora:38:*:*:*:*:*:*:*"
          ],
          "defaultStatus": "unknown",
          "product": "fedora",
          "vendor": "fedoraproject",
          "versions": [
            {
              "status": "affected",
              "version": "38"
            }
          ]
        },
        {
          "cpes": [
            "cpe:2.3:o:fedoraproject:fedora:39:*:*:*:*:*:*:*"
          ],
          "defaultStatus": "unknown",
          "product": "fedora",
          "vendor": "fedoraproject",
          "versions": [
            {
              "status": "affected",
              "version": "39"
            }
          ]
        }
      ],
      "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0"
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:oisf:libhtp:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "BB131BDB-A730-44F3-8604-DDFFF83F8D85",
              "versionEndExcluding": "0.5.46",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    },
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:fedoraproject:fedora:38:*:*:*:*:*:*:*",
              "matchCriteriaId": "CC559B26-5DFC-4B7A-A27C-B77DE755DFF9",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:fedoraproject:fedora:39:*:*:*:*:*:*:*",
              "matchCriteriaId": "B8EDB836-4E6A-4B71-B9B2-AA3E03E0F646",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "LibHTP is a security-aware parser for the HTTP protocol. Crafted traffic can cause excessive processing time of HTTP headers, leading to denial of service. This issue is addressed in 0.5.46."
    },
    {
      "lang": "es",
      "value": "LibHTP es un analizador consciente de la seguridad para el protocolo HTTP. El tr\u00e1fico manipulado puede provocar un tiempo de procesamiento excesivo de los encabezados HTTP, lo que lleva a la denegaci\u00f3n de servicio. Este problema se aborda en 0.5.46."
    }
  ],
  "id": "CVE-2024-23837",
  "lastModified": "2026-06-17T07:13:42.737",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 7.5,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 3.6,
        "source": "security-advisories@github.com",
        "type": "Secondary"
      },
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 7.5,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 3.6,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2024-23837",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "yes"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "role": "CISA Coordinator",
          "timestamp": "2024-08-12T14:54:41.216991Z",
          "version": "2.0.3"
        }
      }
    ]
  },
  "published": "2024-02-26T16:27:57.897",
  "references": [
    {
      "source": "security-advisories@github.com",
      "tags": [
        "Patch"
      ],
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    },
    {
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      "tags": [
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      ],
      "url": "https://github.com/OISF/libhtp/security/advisories/GHSA-f9wf-rrjj-qx8m"
    },
    {
      "source": "security-advisories@github.com",
      "tags": [
        "Mailing List"
      ],
      "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/GOCOBFUTIFHOP2PZOH4ENRFXRBHIRKK4/"
    },
    {
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      "tags": [
        "Mailing List"
      ],
      "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/ZXJIT7R53ZXROO3I256RFUWTIW4ECK6P/"
    },
    {
      "source": "security-advisories@github.com",
      "tags": [
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      "url": "https://redmine.openinfosecfoundation.org/issues/6444"
    },
    {
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    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "https://github.com/OISF/libhtp/security/advisories/GHSA-f9wf-rrjj-qx8m"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "https://lists.debian.org/debian-lts-announce/2025/09/msg00009.html"
    },
    {
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      "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/GOCOBFUTIFHOP2PZOH4ENRFXRBHIRKK4/"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Mailing List"
      ],
      "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/ZXJIT7R53ZXROO3I256RFUWTIW4ECK6P/"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Exploit"
      ],
      "url": "https://redmine.openinfosecfoundation.org/issues/6444"
    }
  ],
  "sourceIdentifier": "security-advisories@github.com",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-770"
        }
      ],
      "source": "security-advisories@github.com",
      "type": "Secondary"
    },
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-770"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}


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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

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.


Detection rules are retrieved from Rulezet.