GLSA-200601-14 : LibAST: Privilege escalation

Medium Nessus Plugin ID 20822


The remote Gentoo host is missing one or more security-related patches.


The remote host is affected by the vulnerability described in GLSA-200601-14 (LibAST: Privilege escalation)

Michael Jennings discovered an exploitable buffer overflow in the configuration engine of LibAST.
Impact :

The vulnerability can be exploited to gain escalated privileges if the application using LibAST is setuid/setgid and passes a specifically crafted filename to LibAST's configuration engine.
Workaround :

Identify all applications linking against LibAST and verify they are not setuid/setgid.


All users should upgrade to the latest version and run revdep-rebuild:
# emerge --sync # emerge --ask --oneshot --verbose '>=x11-libs/libast-0.7' # revdep-rebuild

See Also

Plugin Details

Severity: Medium

ID: 20822

File Name: gentoo_GLSA-200601-14.nasl

Version: $Revision: 1.12 $

Type: local

Published: 2006/01/30

Modified: 2015/04/13

Dependencies: 12634

Risk Information

Risk Factor: Medium


Base Score: 4.6

Vector: CVSS2#AV:L/AC:L/Au:N/C:P/I:P/A:P

Vulnerability Information

CPE: p-cpe:/a:gentoo:linux:libast, cpe:/o:gentoo:linux

Required KB Items: Host/local_checks_enabled, Host/Gentoo/release, Host/Gentoo/qpkg-list

Patch Publication Date: 2006/01/29

Vulnerability Publication Date: 2006/01/23

Reference Information

CVE: CVE-2006-0224

OSVDB: 22735

GLSA: 200601-14