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<?xml version="1.0" encoding="utf-8"?>
<!DOCTYPE glsa SYSTEM "http://www.gentoo.org/dtd/glsa.dtd">
<glsa id="201101-06">
<title>IO::Socket::SSL: Certificate validation error</title>
<synopsis>
An error in the hostname matching of IO::Socket::SSL might enable remote
attackers to conduct man-in-the-middle attacks.
</synopsis>
<product type="ebuild">IO::Socket::SSL</product>
<announced>January 16, 2011</announced>
<revised>January 16, 2011: 01</revised>
<bug>276360</bug>
<access>remote</access>
<affected>
<package name="dev-perl/IO-Socket-SSL" auto="yes" arch="*">
<unaffected range="ge">1.26</unaffected>
<vulnerable range="lt">1.26</vulnerable>
</package>
</affected>
<background>
<p>
IO::Socket::SSL is a Perl class implementing an object oriented
interface to SSL sockets.
</p>
</background>
<description>
<p>
The vendor reported that IO::Socket::SSL does not properly handle
Common Name (CN) fields.
</p>
</description>
<impact type="normal">
<p>
A remote attacker might employ a specially crafted certificate to
conduct man-in-the-middle attacks on SSL connections made using
IO::Socket::SSL.
</p>
</impact>
<workaround>
<p>
There is no known workaround at this time.
</p>
</workaround>
<resolution>
<p>
All IO::Socket::SSL users should upgrade to the latest version:
</p>
<code>
# emerge --sync
# emerge --ask --oneshot --verbose &quot;&gt;=dev-perl/IO-Socket-SSL-1.26&quot;</code>
</resolution>
<references>
<uri link="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2009-3024">CVE-2009-3024</uri>
</references>
<metadata tag="requester" timestamp="Fri, 10 Jul 2009 18:07:06 +0000">
craig
</metadata>
<metadata tag="submitter" timestamp="Sun, 11 Apr 2010 12:25:53 +0000">
craig
</metadata>
<metadata tag="bugReady" timestamp="Wed, 22 Sep 2010 19:52:04 +0000">
p-y
</metadata>
</glsa>