7.5high

CVE-2005-2491

Integer overflow in pcre_compile.c in Perl Compatible Regular Expressions (PCRE) before 6.2, as used in multiple products such as Python, E…

Published 21 y ago · modified 4 mo ago · JSON

CVSS
7.5
v2.0 · NVD
CISA KEV
No
not known exploited
EPSS
4.3%
percentile 91%
Public exploits
0
none known

Summary

Integer overflow in pcre_compile.c in Perl Compatible Regular Expressions (PCRE) before 6.2, as used in multiple products such as Python, Ethereal, and PHP, allows attackers to execute arbitrary code via quantifier values in regular expressions, which leads to a heap-based buffer overflow.

Exploit prediction (EPSS)

4.34% probability of exploitation in the next 30 days, higher than 91% of all scored CVEs.

CVSS scores

Assigned byVersionScoreVector
NVD2.07.5AV:N/AC:L/Au:N/C:P/I:P/A:P

References

  • marc.info /?l=bugtraq&m=112606064317223&w=2 · vendor-advisory, x_refsource_OPENPKG, x_transferred
  • support.avaya.com /elmodocs2/security/ASA-2005-216.pdf · x_refsource_CONFIRM, x_transferred
  • secunia.com /advisories/22691 · third-party-advisory, x_refsource_SECUNIA, x_transferred
  • secunia.com /advisories/17813 · third-party-advisory, x_refsource_SECUNIA, x_transferred
  • vupen.com /english/advisories/2006/4502 · vdb-entry, x_refsource_VUPEN, x_transferred
  • gentoo.org /security/en/glsa/glsa-200509-08.xml · vendor-advisory, x_refsource_GENTOO, x_transferred
  • support.avaya.com /elmodocs2/security/ASA-2006-081.htm · x_refsource_CONFIRM, x_transferred
  • securityfocus.com /bid/14620 · vdb-entry, x_refsource_BID, x_transferred
  • vupen.com /english/advisories/2005/2659 · vdb-entry, x_refsource_VUPEN, x_transferred
  • securityfocus.com /archive/1/427046/100/0/threaded · vendor-advisory, x_refsource_FEDORA, x_transferred
  • gentoo.org /security/en/glsa/glsa-200509-02.xml · vendor-advisory, x_refsource_GENTOO, x_transferred
  • lists.trustix.org /pipermail/tsl-announce/2005-October/000354.html · vendor-advisory, x_refsource_TRUSTIX, x_transferred
  • secunia.com /advisories/22875 · third-party-advisory, x_refsource_SECUNIA, x_transferred
  • itrc.hp.com /service/cki/docDisplay.do?docId=c00786522 · vendor-advisory, x_refsource_HP, x_transferred
  • marc.info /?l=bugtraq&m=130497311408250&w=2 · vendor-advisory, x_refsource_HP, x_transferred
  • oval.cisecurity.org /repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A1659 · vdb-entry, signature, x_refsource_OVAL, x_transferred
  • ethereal.com /appnotes/enpa-sa-00021.html · x_refsource_CONFIRM, x_transferred
  • marc.info /?l=bugtraq&m=112605112027335&w=2 · vendor-advisory, x_refsource_SUSE, x_transferred
  • secunia.com /advisories/16502 · third-party-advisory, x_refsource_SECUNIA, x_transferred
  • securityfocus.com /archive/1/428138/100/0/threaded · vendor-advisory, x_refsource_HP, x_transferred
  • secunia.com /advisories/21522 · third-party-advisory, x_refsource_SECUNIA, x_transferred
  • secunia.com /advisories/16679 · third-party-advisory, x_refsource_SECUNIA, x_transferred
  • debian.org /security/2005/dsa-817 · vendor-advisory, x_refsource_DEBIAN, x_transferred
  • gentoo.org /security/en/glsa/glsa-200508-17.xml · vendor-advisory, x_refsource_GENTOO, x_transferred
  • vupen.com /english/advisories/2005/1511 · vdb-entry, x_refsource_VUPEN, x_transferred
  • securityreason.com /securityalert/604 · third-party-advisory, x_refsource_SREASON, x_transferred
  • securitytracker.com /id?1014744 · vdb-entry, x_refsource_SECTRACK, x_transferred
  • support.avaya.com /elmodocs2/security/ASA-2005-223.pdf · x_refsource_CONFIRM, x_transferred
  • docs.info.apple.com /article.html?artnum=302847 · vendor-advisory, x_refsource_APPLE, x_transferred
  • redhat.com /support/errata/RHSA-2005-761.html · vendor-advisory, x_refsource_REDHAT, x_transferred
  • novell.com /linux/security/advisories/2005_49_php.html · vendor-advisory, x_refsource_SUSE, x_transferred
  • debian.org /security/2005/dsa-819 · vendor-advisory, x_refsource_DEBIAN, x_transferred
  • vupen.com /english/advisories/2006/4320 · vdb-entry, x_refsource_VUPEN, x_transferred
  • redhat.com /support/errata/RHSA-2005-358.html · vendor-advisory, x_refsource_REDHAT, x_transferred
  • oval.cisecurity.org /repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A1496 · vdb-entry, signature, x_refsource_OVAL, x_transferred
  • debian.org /security/2005/dsa-821 · vendor-advisory, x_refsource_DEBIAN, x_transferred
  • secunia.com /advisories/19072 · third-party-advisory, x_refsource_SECUNIA, x_transferred
  • secunia.com /advisories/19532 · third-party-advisory, x_refsource_SECUNIA, x_transferred
  • php.net /release_4_4_1.php · x_refsource_CONFIRM, x_transferred
  • gentoo.org /security/en/glsa/glsa-200509-19.xml · vendor-advisory, x_refsource_GENTOO, x_transferred
  • secunia.com /advisories/17252
  • secunia.com /advisories/19193
  • sunsolve.sun.com /search/document.do?assetkey=1-26-102198-1
  • support.avaya.com /elmodocs2/security/ASA-2006-159.htm
  • debian.org /security/2005/dsa-800
  • gentoo.org /security/en/glsa/glsa-200509-12.xml
  • novell.com /linux/security/advisories/2005_48_pcre.html
  • novell.com /linux/security/advisories/2005_52_apache2.html
  • redhat.com /support/errata/RHSA-2006-0197.html

Sources

vulnwire keeps one entry per vulnerability: the CVE id wins, then GHSA; records that alias each other are merged. Machine-readable: JSON.