<?xml version="1.0" encoding="UTF-8"?> <!DOCTYPE glsa SYSTEM "http://www.gentoo.org/dtd/glsa.dtd"> <glsa id="201401-02"> <title>Gajim: Information disclosure</title> <synopsis>An error in Gajim causes invalid OpenSSL certificates to be accepted as valid. </synopsis> <product type="ebuild">gajim</product> <announced>2014-01-06</announced> <revised count="1">2014-01-06</revised> <bug>442860</bug> <access>remote</access> <affected> <package name="net-im/gajim" auto="yes" arch="*"> <unaffected range="ge">0.15.3-r1</unaffected> <vulnerable range="lt">0.15.3-r1</vulnerable> </package> </affected> <background> <p>Gajim is a Jabber/XMPP client which uses GTK+.</p> </background> <description> <p>The _ssl_verify_callback() function in tls_nb.py does not properly validate SSL certificates, causing any certificate to be accepted as valid as long as the root CA is valid. </p> </description> <impact type="low"> <p>A remote attacker might employ a specially crafted certificate to conduct man-in-the-middle attacks on SSL connections and potentially disclose sensitive information. </p> </impact> <workaround> <p>There is no known workaround at this time.</p> </workaround> <resolution> <p>All Gajim users should upgrade to the latest version:</p> <code> # emerge --sync # emerge --ask --oneshot --verbose ">=net-im/gajim-0.15.3-r1" </code> </resolution> <references> <uri link="https://nvd.nist.gov/nvd.cfm?cvename=CVE-2012-5524">CVE-2012-5524</uri> </references> <metadata tag="requester" timestamp="2013-12-11T01:48:29Z"> creffett </metadata> <metadata tag="submitter" timestamp="2014-01-06T19:16:07Z"> creffett </metadata> </glsa>