GLSA-200508-17 : libpcre: Heap integer overflow
high Nessus Plugin ID 19537
New! Plugin Severity Now Using CVSS v3
The calculated severity for Plugins has been updated to use CVSS v3 by default. Plugins that do not have a CVSS v3 score will fall back to CVSS v2 for calculating severity. Severity display preferences can be toggled in the settings dropdown.
Synopsis
The remote Gentoo host is missing one or more security-related patches.Description
The remote host is affected by the vulnerability described in GLSA-200508-17 (libpcre: Heap integer overflow)libpcre fails to check certain quantifier values in regular expressions for sane values.
Impact :
An attacker could possibly exploit this vulnerability to execute arbitrary code by sending specially crafted regular expressions to applications making use of the libpcre library.
Workaround :
There is no known workaround at this time.
Solution
All libpcre users should upgrade to the latest version:# emerge --sync # emerge --ask --oneshot --verbose '>=dev-libs/libpcre-6.3'
See Also
Plugin Details
Severity: High
ID: 19537
File Name: gentoo_GLSA-200508-17.nasl
Version: 1.18
Type: local
Family: Gentoo Local Security Checks
Published: 8/30/2005
Updated: 1/6/2021
Dependencies: ssh_get_info.nasl
Risk Information
VPR
Risk Factor: Medium
Score: 5.5
CVSS v2
Risk Factor: High
Base Score: 7.5
Temporal Score: 5.5
Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P
Temporal Vector: E:U/RL:OF/RC:C
Vulnerability Information
CPE: p-cpe:/a:gentoo:linux:libpcre, cpe:/o:gentoo:linux
Required KB Items: Host/local_checks_enabled, Host/Gentoo/release, Host/Gentoo/qpkg-list
Exploit Ease: No known exploits are available
Patch Publication Date: 8/25/2005
Reference Information
CVE: CVE-2005-2491
GLSA: 200508-17