GLSA-200512-18 : XnView: Privilege escalation

This script is Copyright (C) 2005-2015 Tenable Network Security, Inc.

Synopsis :

The remote Gentoo host is missing one or more security-related

Description :

The remote host is affected by the vulnerability described in GLSA-200512-18
(XnView: Privilege escalation)

Krzysiek Pawlik of Gentoo Linux discovered that the XnView package for
IA32 used the DT_RPATH field insecurely, causing the dynamic loader to
search for shared libraries in potentially untrusted directories.

Impact :

A local attacker could create a malicious shared object that would be
loaded and executed when a user attempted to use an XnView utility.
This would allow a malicious user to effectively hijack XnView and
execute arbitrary code with the privileges of the user running the

Workaround :

The system administrator may use the chrpath utility to remove the
DT_RPATH field from the XnView utilities:
# emerge app-admin/chrpath
# chrpath --delete /opt/bin/nconvert /opt/bin/nview /opt/bin/xnview

See also :

Solution :

All XnView users on the x86 platform should upgrade to the latest
# emerge --sync
# emerge --ask --oneshot --verbose '>=x11-misc/xnview-1.70-r1'

Risk factor :

High / CVSS Base Score : 7.2

Family: Gentoo Local Security Checks

Nessus Plugin ID: 20371 (gentoo_GLSA-200512-18.nasl)

Bugtraq ID:

CVE ID: CVE-2005-4595

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