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[gentoo-announce] [ GLSA 201308-01 ] PuTTY: Multiple Vulnerabilities

Posted on 21 August 2013
Gentoo-announce

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Gentoo Linux Security Advisory GLSA 201308-01
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http://security.gentoo.org/
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Severity: Normal
Title: PuTTY: Multiple Vulnerabilities
Date: August 21, 2013
Bugs: #394429, #479872
ID: 201308-01

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Synopsis
========
Multiple vulnerabilities have been found in Putty, allowing attackers
to compromise user system

Background
==========
PuTTY is a telnet and SSH client.

Affected packages
=================
-------------------------------------------------------------------
Package / Vulnerable / Unaffected
-------------------------------------------------------------------
1 net-misc/putty < 0.63 >= 0.63

Description
===========
Multiple vulnerabilities have been discovered in PuTTY. Please review
the CVE identifiers referenced below for details.

Impact
======
An attacker could entice a user to open connection to specially crafted
SSH server, possibly resulting in execution of arbitrary code with the
privileges of the process or obtain sensitive information.

Workaround
==========
There is no known workaround at this time.

Resolution
==========
All PuTTY users should upgrade to the latest version:

# emerge --sync
# emerge --ask --oneshot --verbose ">=net-misc/putty-0.63"

References
==========
[ 1 ] CVE-2011-4607
http://nvd.nist.gov/nvd.cvm?cvename=CVE-2011-4607
[ 2 ] CVE-2013-4852
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2013-4852

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

http://security.gentoo.org/glsa/glsa-201308-01.xml

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 2013 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.

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


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