Vulnerability Assessment & Network Security Forums



If through a vulnerability assessment, a network security issue is detected for the vulnerability below, applying the appropriate security patches in a timely matter is very important.  If you have detected that your system has already been compromised, following CERT's Network Security recovery document will assist with recommended steps for system recovery.


Home >> Browse Vulnerability Assessment Database >> Gentoo Local Security Checks >> [GLSA-200407-17] l2tpd: Buffer overflow


Vulnerability Assessment Details

[GLSA-200407-17] l2tpd: Buffer overflow

Vulnerability Assessment Summary
l2tpd: Buffer overflow

Detailed Explanation for this Vulnerability Assessment
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, a possible hacker would need to fake the establishment of an L2TP tunnel.

Impact

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

Workaround

There is no known workaround for this vulnerability.

References:
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2004-0649
http://seclists.org/lists/fulldisclosure/2004/Jun/0094.html


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"


Network Security Threat Level: High


Networks Security ID:

Vulnerability Assessment Copyright: (C) 2005 Michel Arboi

Cables, Connectors

Compaq Proliant Server Power Supply PS4090 – Spare 283623-001 - 225W
$17.0
Compaq Proliant Server Power Supply PS4090 – Spare 283623-001 - 225W pictureHP MediaSmart EX490 / EX495 Windows Home Server V3.0 Installation Discs (and HW)
$79.0
HP MediaSmart EX490 / EX495 Windows Home Server V3.0 Installation Discs (and HW) picture100 pcs CRUCIAL Anti Static PC SERVER Memory DIMM CASE FOR DDR3 DDR4,ORIGINAL
$75.61
100 pcs CRUCIAL Anti Static PC SERVER Memory DIMM CASE FOR DDR3 DDR4,ORIGINAL picture18 pcs CRUCIAL Anti Static PC SERVER Memory DIMM CASE FOR DDR DDR2 DDR4,ORIGINAL
$12.99
18 pcs CRUCIAL Anti Static PC SERVER Memory DIMM CASE FOR DDR DDR2 DDR4,ORIGINAL picture


Discussions

No Discussions have been posted on this vulnerability.