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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

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