fkie_cve-2011-0753
Vulnerability from fkie_nvd
Published
2011-02-02 22:00
Modified
2025-04-11 00:51
Severity ?
Summary
Race condition in the PCNTL extension in PHP before 5.3.4, when a user-defined signal handler exists, might allow context-dependent attackers to cause a denial of service (memory corruption) via a large number of concurrent signals.
References
cve@mitre.orghttp://bugs.php.net/52784Patch
cve@mitre.orghttp://www.php.net/ChangeLog-5.php
cve@mitre.orghttps://exchange.xforce.ibmcloud.com/vulnerabilities/65431
cve@mitre.orghttps://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A12271
af854a3a-2127-422b-91ae-364da2661108http://bugs.php.net/52784Patch
af854a3a-2127-422b-91ae-364da2661108http://www.php.net/ChangeLog-5.php
af854a3a-2127-422b-91ae-364da2661108https://exchange.xforce.ibmcloud.com/vulnerabilities/65431
af854a3a-2127-422b-91ae-364da2661108https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A12271
Impacted products
Vendor Product Version
php php *
php php 1.0
php php 2.0
php php 2.0b10
php php 3.0
php php 3.0.1
php php 3.0.2
php php 3.0.3
php php 3.0.4
php php 3.0.5
php php 3.0.6
php php 3.0.7
php php 3.0.8
php php 3.0.9
php php 3.0.10
php php 3.0.11
php php 3.0.12
php php 3.0.13
php php 3.0.14
php php 3.0.15
php php 3.0.16
php php 3.0.17
php php 3.0.18
php php 4.0
php php 4.0
php php 4.0
php php 4.0
php php 4.0
php php 4.0
php php 4.0.0
php php 4.0.1
php php 4.0.2
php php 4.0.3
php php 4.0.4
php php 4.0.5
php php 4.0.6
php php 4.0.7
php php 4.1.0
php php 4.1.1
php php 4.1.2
php php 4.2.0
php php 4.2.1
php php 4.2.2
php php 4.2.3
php php 4.3.0
php php 4.3.1
php php 4.3.2
php php 4.3.3
php php 4.3.4
php php 4.3.5
php php 4.3.6
php php 4.3.7
php php 4.3.8
php php 4.3.9
php php 4.3.10
php php 4.3.11
php php 4.4.0
php php 4.4.1
php php 4.4.2
php php 4.4.3
php php 4.4.4
php php 4.4.5
php php 4.4.6
php php 4.4.7
php php 4.4.8
php php 4.4.9
php php 5.3.0
php php 5.3.1
php php 5.3.2


To clipboard 

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          "negate": false,
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  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "Race condition in the PCNTL extension in PHP before 5.3.4, when a user-defined signal handler exists, might allow context-dependent attackers to cause a denial of service (memory corruption) via a large number of concurrent signals."
    },
    {
      "lang": "es",
      "value": "Condici\u00f3n de carrera en la extensi\u00f3n PCNTL en PHP anteriores a 5.3.4, cuando existe un gestor de se\u00f1al definido por el usuario, podr\u00eda permitir a atacantes dependiendo del contexto provocar una denegaci\u00f3n de servicio (corrupci\u00f3n de memoria) a trav\u00e9s de un n\u00famero de se\u00f1ales muy grande."
    }
  ],
  "id": "CVE-2011-0753",
  "lastModified": "2025-04-11T00:51:21.963",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "MEDIUM",
        "cvssData": {
          "accessComplexity": "MEDIUM",
          "accessVector": "NETWORK",
          "authentication": "NONE",
          "availabilityImpact": "PARTIAL",
          "baseScore": 4.3,
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "vectorString": "AV:N/AC:M/Au:N/C:N/I:N/A:P",
          "version": "2.0"
        },
        "exploitabilityScore": 8.6,
        "impactScore": 2.9,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
      }
    ]
  },
  "published": "2011-02-02T22:00:02.050",
  "references": [
    {
      "source": "cve@mitre.org",
      "tags": [
        "Patch"
      ],
      "url": "http://bugs.php.net/52784"
    },
    {
      "source": "cve@mitre.org",
      "url": "http://www.php.net/ChangeLog-5.php"
    },
    {
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      "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/65431"
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    {
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    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
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      "url": "http://bugs.php.net/52784"
    },
    {
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      "url": "http://www.php.net/ChangeLog-5.php"
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    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/65431"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A12271"
    }
  ],
  "sourceIdentifier": "cve@mitre.org",
  "vulnStatus": "Deferred",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-362"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}


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Tags
Taxonomy of the tags.




Sightings

Author Source Type Date

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
  • Confirmed: The vulnerability is confirmed from an analyst perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
  • Patched: This vulnerability was successfully patched by the user reporting the sighting.
  • Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
  • Not confirmed: The user expresses doubt about the veracity of the vulnerability.
  • Not patched: This vulnerability was not successfully patched by the user reporting the sighting.