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Vulnerability Details : CVE-2006-7226

Perl-Compatible Regular Expression (PCRE) library before 6.7 does not properly calculate the compiled memory allocation for regular expressions that involve a quantified "subpattern containing a named recursion or subroutine reference," which allows context-dependent attackers to cause a denial of service (error or crash).
Publish Date : 2007-12-03 Last Update Date : 2017-10-11
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- CVSS Scores & Vulnerability Types

CVSS Score
4.3
Confidentiality Impact None (There is no impact to the confidentiality of the system.)
Integrity Impact None (There is no impact to the integrity of the system)
Availability Impact Partial (There is reduced performance or interruptions in resource availability.)
Access Complexity Medium (The access conditions are somewhat specialized. Some preconditions must be satistified to exploit)
Authentication Not required (Authentication is not required to exploit the vulnerability.)
Gained Access None
Vulnerability Type(s) Denial Of Service
CWE ID CWE id is not defined for this vulnerability

- Additional Vendor Supplied Data

Vendor Impact CVSS Score CVSS Vector Report Date Publish Date
Redhat important 2007-11-13 2007-11-13
If you are a vendor and you have additional data which can be automatically imported into our database, please contact admin @ cvedetails.com

- Related OVAL Definitions

Title Definition Id Class Family
CVE-2006-7226 oval:org.opensuse.security:def:20067226 unix
ELSA-2007:1059: pcre security update (Important) oval:org.mitre.oval:def:22565 unix
Perl-Compatible Regular Expression (PCRE) library before 6.7 does not properly calculate the compiled memory allocation ... oval:org.mitre.oval:def:11545 unix
RHSA-2007:1059: pcre security update (Important) oval:com.redhat.rhsa:def:20071059 unix
RHSA-2007:1068: pcre security update (Important) oval:com.redhat.rhsa:def:20071068 unix
OVAL (Open Vulnerability and Assessment Language) definitions define exactly what should be done to verify a vulnerability or a missing patch. Check out the OVAL definitions if you want to learn what you should do to verify a vulnerability.

- Products Affected By CVE-2006-7226

# Product Type Vendor Product Version Update Edition Language
1 OS Redhat Enterprise Linux 4.0 * AS * Version Details Vulnerabilities
2 OS Redhat Enterprise Linux 4.0 * ES * Version Details Vulnerabilities
3 OS Redhat Enterprise Linux 4.0 * WS * Version Details Vulnerabilities
4 OS Redhat Enterprise Linux Desktop 4.0 * * * Version Details Vulnerabilities

- Number Of Affected Versions By Product

Vendor Product Vulnerable Versions
Redhat Enterprise Linux 3
Redhat Enterprise Linux Desktop 1

- References For CVE-2006-7226

http://secunia.com/advisories/28658
SECUNIA 28658
http://secunia.com/advisories/28041
SECUNIA 28041
http://www.mandriva.com/security/advisories?name=MDVSA-2008:030
MANDRIVA MDVSA-2008:030
http://lists.opensuse.org/opensuse-security-announce/2008-01/msg00006.html
SUSE SUSE-SA:2008:004
http://www.securityfocus.com/bid/26727
BID 26727 PCRE Perl Compatible Regular Expression Subpattern Memory Allocation Denial Of Service Vulnerability Release Date:2008-02-01
http://support.avaya.com/elmodocs2/security/ASA-2007-505.htm CONFIRM
http://www.redhat.com/support/errata/RHSA-2007-1059.html
REDHAT RHSA-2007:1059
http://www.redhat.com/support/errata/RHSA-2007-1068.html
REDHAT RHSA-2007:1068
https://bugzilla.redhat.com/show_bug.cgi?id=384781
http://www.pcre.org/changelog.txt CONFIRM
https://exchange.xforce.ibmcloud.com/vulnerabilities/40020
XF pcre-library-subpattern-dos(40020)
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11545
OVAL oval:org.mitre.oval:def:11545

- Metasploit Modules Related To CVE-2006-7226

There are not any metasploit modules related to this CVE entry (Please visit www.metasploit.com for more information)
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