GLSA-200407-17 : l2tpd: Buffer overflow

critical Nessus Plugin ID 14550

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.

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'

See Also

https://seclists.org/lists/fulldisclosure/2004/Jun/0094.html

https://security.gentoo.org/glsa/200407-17

Plugin Details

Severity: Critical

ID: 14550

File Name: gentoo_GLSA-200407-17.nasl

Version: 1.17

Type: local

Published: 8/30/2004

Updated: 1/6/2021

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 5.9

CVSS v2

Risk Factor: Critical

Base Score: 10

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

Vulnerability Information

CPE: p-cpe:/a:gentoo:linux:l2tpd, cpe:/o:gentoo:linux

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

Patch Publication Date: 7/22/2004

Reference Information

CVE: CVE-2004-0649

GLSA: 200407-17