<?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>2011-01-16</announced>
  <revised count="01">2011-01-16</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 "&gt;=dev-perl/IO-Socket-SSL-1.26"</code>
  </resolution>
  <references>
    <uri link="https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2009-3024">CVE-2009-3024</uri>
  </references>
  <metadata tag="requester" timestamp="2009-07-10T18:07:06Z">
    craig
  </metadata>
  <metadata tag="submitter" timestamp="2010-04-11T12:25:53Z">
    craig
  </metadata>
  <metadata tag="bugReady" timestamp="2010-09-22T19:52:04Z">
    p-y
  </metadata>
</glsa>
