GLSA-201709-05 : chkrootkit: Local privilege escalation

Low Nessus Plugin ID 103273

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-201709-05 (chkrootkit: Local privilege escalation)

When /tmp is mounted without the noexec option chkrootkit will execute files in /tmp with root privileges.
Impact :

A local attacker could possibly execute arbitrary code with root privileges.
Workaround :

Users should mount /tmp with noexec option.

Solution

All chkrootkit users should upgrade to the latest version:
# emerge --sync # emerge --ask --oneshot --verbose '>=app-forensics/chkrootkit-0.50'

See Also

https://security.gentoo.org/glsa/201709-05

Plugin Details

Severity: Low

ID: 103273

File Name: gentoo_GLSA-201709-05.nasl

Version: 3.3

Type: local

Published: 2017/09/18

Updated: 2019/04/10

Dependencies: 12634

Risk Information

Risk Factor: Low

CVSS v2.0

Base Score: 3.7

Temporal Score: 3.1

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

Temporal Vector: CVSS2#E:F/RL:OF/RC:C

Vulnerability Information

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

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 2017/09/17

Exploitable With

Metasploit (Chkrootkit Local Privilege Escalation)

Reference Information

CVE: CVE-2014-0476

GLSA: 201709-05