FKIE_CVE-2024-2757

Vulnerability from fkie_nvd - Published: 2024-04-29 04:15 - Updated: 2025-11-04 18:16
Severity ?
7.5 (High) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Summary
In PHP 8.3.* before 8.3.5, function mb_encode_mimeheader() runs endlessly for some inputs that contain long strings of non-space characters followed by a space. This could lead to a potential DoS attack if a hostile user sends data to an application that uses this function.
References
security@php.nethttp://www.openwall.com/lists/oss-security/2024/04/12/11Mailing List
security@php.nethttps://github.com/php/php-src/security/advisories/GHSA-fjp9-9hwx-59fqExploit, Vendor Advisory
security@php.nethttps://security.netapp.com/advisory/ntap-20240510-0011/Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://www.openwall.com/lists/oss-security/2024/04/12/11Mailing List
af854a3a-2127-422b-91ae-364da2661108https://github.com/php/php-src/security/advisories/GHSA-fjp9-9hwx-59fqExploit, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/KJZK3X6B7FBE32FETDSMRLJXTFTHKWSY/
af854a3a-2127-422b-91ae-364da2661108https://security.netapp.com/advisory/ntap-20240510-0011/Third Party Advisory
Impacted products
Vendor Product Version
php php *
To clipboard 

{
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:php:php:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "BE619987-797E-493B-B089-2E1CADDA9C47",
              "versionEndExcluding": "8.3.5",
              "versionStartIncluding": "8.3.0",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "In PHP 8.3.* before 8.3.5, function\u00a0mb_encode_mimeheader() runs endlessly for some inputs that contain long strings of non-space characters followed by a space. This could lead to a potential DoS attack if a hostile user sends data to an application that uses this function."
    },
    {
      "lang": "es",
      "value": "En PHP 8.3.* anterior a 8.3.5, la funci\u00f3n mb_encode_mimeheader() se ejecuta sin cesar para algunas entradas que contienen cadenas largas de caracteres que no son espacios seguidos de un espacio. Esto podr\u00eda provocar un posible ataque DoS si un usuario hostil env\u00eda datos a una aplicaci\u00f3n que utiliza esta funci\u00f3n."
    }
  ],
  "id": "CVE-2024-2757",
  "lastModified": "2025-11-04T18:16:18.833",
  "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@php.net",
        "type": "Secondary"
      }
    ]
  },
  "published": "2024-04-29T04:15:08.113",
  "references": [
    {
      "source": "security@php.net",
      "tags": [
        "Mailing List"
      ],
      "url": "http://www.openwall.com/lists/oss-security/2024/04/12/11"
    },
    {
      "source": "security@php.net",
      "tags": [
        "Exploit",
        "Vendor Advisory"
      ],
      "url": "https://github.com/php/php-src/security/advisories/GHSA-fjp9-9hwx-59fq"
    },
    {
      "source": "security@php.net",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "https://security.netapp.com/advisory/ntap-20240510-0011/"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Mailing List"
      ],
      "url": "http://www.openwall.com/lists/oss-security/2024/04/12/11"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Exploit",
        "Vendor Advisory"
      ],
      "url": "https://github.com/php/php-src/security/advisories/GHSA-fjp9-9hwx-59fq"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/KJZK3X6B7FBE32FETDSMRLJXTFTHKWSY/"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "https://security.netapp.com/advisory/ntap-20240510-0011/"
    }
  ],
  "sourceIdentifier": "security@php.net",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "NVD-CWE-noinfo"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    },
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-400"
        }
      ],
      "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
      "type": "Secondary"
    }
  ]
}


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