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PuTTY: Multiple Vulnerabilities


1.  Gentoo Linux Security Advisory

Version Information

Advisory Reference GLSA 201308-01 / putty
Release Date August 21, 2013
Latest Revision August 21, 2013: 2
Impact normal
Exploitable local, remote
Package Vulnerable versions Unaffected versions Architecture(s)
net-misc/putty < 0.63 >= 0.63 All supported architectures

Related bugreports: #394429, #479872


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

2.  Impact Information


PuTTY is a telnet and SSH client.


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


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.

3.  Resolution Information


There is no known workaround at this time.


All PuTTY users should upgrade to the latest version:

Code Listing 3.1: Resolution

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

4.  References


Page updated August 21, 2013

Summary: This is a Gentoo Linux Security Advisory

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