CVE-2010-2531 (GCVE-0-2010-2531)

Vulnerability from cvelistv5 – Published: 2010-08-20 20:00 – Updated: 2024-08-07 02:39
VLAI?
Summary
The var_export function in PHP 5.2 before 5.2.14 and 5.3 before 5.3.3 flushes the output buffer to the user when certain fatal errors occur, even if display_errors is off, which allows remote attackers to obtain sensitive information by causing the application to exceed limits for memory, execution time, or recursion.
Severity ?
No CVSS data available.
CWE
  • n/a
Assigner
References
http://support.apple.com/kb/HT4435 x_refsource_CONFIRM
http://marc.info/?l=bugtraq&m=133469208622507&w=2 vendor-advisoryx_refsource_HP
http://marc.info/?l=bugtraq&m=130331363227777&w=2 vendor-advisoryx_refsource_HP
http://www.openwall.com/lists/oss-security/2010/07/16/3 mailing-listx_refsource_MLIST
http://svn.php.net/viewvc/php/php-src/trunk/ext/s… x_refsource_CONFIRM
https://bugzilla.redhat.com/show_bug.cgi?id=617673 x_refsource_CONFIRM
http://www.debian.org/security/2011/dsa-2266 vendor-advisoryx_refsource_DEBIAN
http://lists.apple.com/archives/security-announce… vendor-advisoryx_refsource_APPLE
http://www.redhat.com/support/errata/RHSA-2010-09… vendor-advisoryx_refsource_REDHAT
http://lists.apple.com/archives/security-announce… vendor-advisoryx_refsource_APPLE
http://www.openwall.com/lists/oss-security/2010/07/13/1 mailing-listx_refsource_MLIST
http://www.php.net/archive/2010.php#id2010-07-22-2 x_refsource_CONFIRM
http://marc.info/?l=bugtraq&m=133469208622507&w=2 vendor-advisoryx_refsource_HP
http://support.apple.com/kb/HT4312 x_refsource_CONFIRM
http://secunia.com/advisories/42410 third-party-advisoryx_refsource_SECUNIA
http://lists.opensuse.org/opensuse-security-annou… vendor-advisoryx_refsource_SUSE
http://marc.info/?l=bugtraq&m=130331363227777&w=2 vendor-advisoryx_refsource_HP
http://www.php.net/archive/2010.php#id2010-07-22-1 x_refsource_CONFIRM
http://lists.opensuse.org/opensuse-security-annou… vendor-advisoryx_refsource_SUSE
http://www.vupen.com/english/advisories/2010/3081 vdb-entryx_refsource_VUPEN
Show details on NVD website
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      "sourceIdentifier": "secalert@redhat.com",
      "vulnStatus": "Modified",
      "weaknesses": "[{\"source\": \"nvd@nist.gov\", \"type\": \"Primary\", \"description\": [{\"lang\": \"en\", \"value\": \"CWE-200\"}]}]"
    },
    "nvd": "{\"cve\":{\"id\":\"CVE-2010-2531\",\"sourceIdentifier\":\"secalert@redhat.com\",\"published\":\"2010-08-20T22:00:01.217\",\"lastModified\":\"2025-04-11T00:51:21.963\",\"vulnStatus\":\"Deferred\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"The var_export function in PHP 5.2 before 5.2.14 and 5.3 before 5.3.3 flushes the output buffer to the user when certain fatal errors occur, even if display_errors is off, which allows remote attackers to obtain sensitive information by causing the application to exceed limits for memory, execution time, or recursion.\"},{\"lang\":\"es\",\"value\":\"La funci\u00f3n var_export en PHP v5.2 anterior a v5.2.14 y v5.3 anterior a v5.3.3 vac\u00eda el b\u00fafer de salida para el usuario cuando se producen ciertos errores graves, incluso cuando display_errors est\u00e1 apagado, lo que permite a atacantes remotos obtener informaci\u00f3n sensible provocando que la aplicaci\u00f3n exceda los l\u00edmites de memoria, tiempo de ejecuci\u00f3n, o recursividad.\"}],\"metrics\":{\"cvssMetricV2\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"2.0\",\"vectorString\":\"AV:N/AC:M/Au:N/C:P/I:N/A:N\",\"baseScore\":4.3,\"accessVector\":\"NETWORK\",\"accessComplexity\":\"MEDIUM\",\"authentication\":\"NONE\",\"confidentialityImpact\":\"PARTIAL\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"NONE\"},\"baseSeverity\":\"MEDIUM\",\"exploitabilityScore\":8.6,\"impactScore\":2.9,\"acInsufInfo\":false,\"obtainAllPrivilege\":false,\"obtainUserPrivilege\":false,\"obtainOtherPrivilege\":false,\"userInteractionRequired\":false}]},\"weaknesses\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-200\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:php:php:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"5.2.0\",\"versionEndExcluding\":\"5.2.14\",\"matchCriteriaId\":\"D6E999D5-90C7-494B-A626-DA2D87D2BC2C\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:php:php:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"5.3.0\",\"versionEndExcluding\":\"5.3.3\",\"matchCriteriaId\":\"955098C0-8C57-40EE-8461-3B5D0E0E045C\"}]}]},{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:debian:debian_linux:5.0:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"8C757774-08E7-40AA-B532-6F705C8F7639\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:debian:debian_linux:6.0:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"036E8A89-7A16-411F-9D31-676313BB7244\"}]}]}],\"references\":[{\"url\":\"http://lists.apple.com/archives/security-announce/2010//Aug/msg00003.html\",\"source\":\"secalert@redhat.com\",\"tags\":[\"Mailing 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  }
}


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Sightings

Author Source Type Date

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.