Instituto Nacional de ciberseguridad. Sección Incibe
Instituto Nacional de Ciberseguridad. Sección INCIBE-CERT

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CVE-2006-7226

Severity CVSS v4.0:
Pending analysis
Type:
Unavailable / Other
Publication date:
03/12/2007
Last modified:
11/10/2017

Description

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).

Impact

Vector 2.0
AV:N/AC:M/Au:N/C:N/I:N/A:P CVSS v2.0 Severity and Metrics:

Base Score: 4.30 MEDIUM
Vector: AV:N/AC:M/Au:N/C:N/I:N/A:P

Attack Vector (AV): Network
Attack Complexity (AC): Medium
Authentication (Au): None
Confidentiality (C): None
Integrity (I): None
Availability (A): Physical

Base Score 2.0
4.30
Severity 2.0
MEDIUM

Vulnerable products and versions

CPE From Up to
cpe:2.3:o:redhat:enterprise_linux_desktop:4.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux:4.0:*:as:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux:4.0:*:es:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux:4.0:*:ws:*:*:*:*:*

To consult the complete list of CPE names with products and versions, see this page


References to Advisories, Solutions, and Tools