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[gentoo-announce] [ GLSA 201805-11 ] Rootkit Hunter: User-assisted execution of

Posted on 26 May 2018
Gentoo-announce

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Gentoo Linux Security Advisory GLSA 201805-11
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https://security.gentoo.org/
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Severity: Normal
Title: Rootkit Hunter: User-assisted execution of arbitrary code
Date: May 26, 2018
Bugs: #623150
ID: 201805-11

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Synopsis
========
A vulnerability has been found in Rootkit Hunter that allows a remote
attacker to execute arbitrary code.

Background
==========
Scans for known and unknown rootkits, backdoors, and sniffers.

Affected packages
=================
-------------------------------------------------------------------
Package / Vulnerable / Unaffected
-------------------------------------------------------------------
1 app-forensics/rkhunter < 1.4.6 >= 1.4.6

Description
===========
A vulnerability was discovered in Rootkit Hunter that allows the
downloading of mirror updates over insecure channels (HTTP).
Furthermore, the mirror update is then executed in Bash.

Impact
======
A remote attacker, by performing a man-in-the-middle attack, could
execute arbitrary code, conduct a Denial of Service, or have other
unspecified impacts.

Workaround
==========
Users are advised to not trust insecure protocols such as HTTP and to
turn off any mirror updates utilizing such channels.

Resolution
==========
All Rootkit Hunter users should upgrade to the latest version:

# emerge --sync
# emerge --ask --oneshot --verbose ">=app-forensics/rkhunter-1.4.6"

References
==========
[ 1 ] CVE-2017-7480
https://nvd.nist.gov/vuln/detail/CVE-2017-7480

Availability
============
This GLSA and any updates to it are available for viewing at
the Gentoo Security Website:

https://security.gentoo.org/glsa/201805-11

Concerns?
=========
Security is a primary focus of Gentoo Linux and ensuring the
confidentiality and security of our users' machines is of utmost
importance to us. Any security concerns should be addressed to
security@gentoo.org or alternatively, you may file a bug at
https://bugs.gentoo.org.

License
=======
Copyright 2018 Gentoo Foundation, Inc; referenced text
belongs to its owner(s).

The contents of this document are licensed under the
Creative Commons - Attribution / Share Alike license.

https://creativecommons.org/licenses/by-sa/2.5
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