GLSA-200407-17 : l2tpd: Buffer overflow

This script is Copyright (C) 2004-2014 Tenable Network Security, Inc.


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-200407-17
(l2tpd: Buffer overflow)

Thomas Walpuski discovered a buffer overflow that may be exploitable by
sending a specially crafted packet. In order to exploit the vulnerable
code, an attacker would need to fake the establishment of an L2TP tunnel.

Impact :

A remote attacker may be able to execute arbitrary code with the privileges
of the user running l2tpd.

Workaround :

There is no known workaround for this vulnerability.

See also :

http://seclists.org/lists/fulldisclosure/2004/Jun/0094.html
http://www.gentoo.org/security/en/glsa/glsa-200407-17.xml

Solution :

All users are recommended to upgrade to the latest stable version:
# emerge sync
# emerge -pv '>=net-l2tpd-0.69-r2'
# emerge '>=net-l2tpd-0.69-r2'

Risk factor :

Critical / CVSS Base Score : 10.0
(CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C)

Family: Gentoo Local Security Checks

Nessus Plugin ID: 14550 (gentoo_GLSA-200407-17.nasl)

Bugtraq ID:

CVE ID: CVE-2004-0649