FreeBSD : lbreakout2 vulnerability in environment variable handling (ad4f6ca4-6720-11d8-9fb5-000a95bc6fae)

Medium Nessus Plugin ID 37516


The remote FreeBSD host is missing a security-related update.


Ulf Harnhammar discovered an exploitable vulnerability in lbreakout2's environmental variable handling. In several instances, the contents of the HOME environmental variable are copied to a stack or global buffer without range checking. A local attacker may use this vulnerability to acquire group-ID `games' privileges.

An exploit for this vulnerability has been published by ``Li0n7 voila fr''.


Update the affected package.

See Also

Plugin Details

Severity: Medium

ID: 37516

File Name: freebsd_pkg_ad4f6ca4672011d89fb5000a95bc6fae.nasl

Version: $Revision: 1.10 $

Type: local

Published: 2009/04/23

Modified: 2016/05/26

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:freebsd:freebsd:lbreakout2, cpe:/o:freebsd:freebsd

Required KB Items: Host/local_checks_enabled, Host/FreeBSD/release, Host/FreeBSD/pkg_info

Patch Publication Date: 2004/02/25

Vulnerability Publication Date: 2004/02/21

Reference Information

CVE: CVE-2004-0158

DSA: 445