15861 : Rootkit Hunter rkhunter Symlink Arbitrary File Overwrite
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Info

Last Modified

about 1 year ago

Percent Complete

100%

Disclosure

Apr 26, 2005

Discovery

Unknown

Dates

Exploit

Unknown

Solution

Unknown

Keywords

No Keywords

Description

Rootkit.nl Rootkit Hunter contains a flaw that may allow a malicious local user to overwrite or create arbitrary files on the system. The issue is due to the rkhunter script creating temporary files insecurely. It is possible for a user to use a symlink style attack to manipulate arbitrary files, resulting in a loss of integrity.

Classification

Location: Local Access Required
Attack Type: Race Condition
Impact: Loss of Integrity
Exploit: Exploit Unknown
Disclosure: OSVDB Verified

Solution

Upgrade to version 1.2.5 or higher, as it has been reported to fix this vulnerability. An upgrade is required as there are no known workarounds.

Products

Rootkit.nl	Rootkit Hunter	1.2
		1.2.1
		1.2.2
		1.2.3

References

Bugtraq ID: 13399
Secunia Advisory ID: 15127 15132
Related OSVDB ID: 15858
CVE ID: 2005-1270 (see also: NVD)
ISS X-Force ID: 20279
Other Advisory URL: http://www.gentoo.org/security/en/glsa/glsa-200504-25.xml
Vendor URL: http://www.rootkit.nl/projects/rootkit_hunter.html

Tools & Filters

Nessus	18146 25982

Credit

Tavis Ormandy - tavisogoogle.com - Google Information Security Team
Sune Kloppenborg Jeppesen - securitygentoo.org - Gentoo Linux Security Team

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