<?xml version="1.0" encoding="utf-8"?> <!DOCTYPE glsa SYSTEM "http://www.gentoo.org/dtd/glsa.dtd"> <glsa id="200502-02"> <title>UW IMAP: CRAM-MD5 authentication bypass</title> <synopsis> UW IMAP contains a vulnerability in the code handling CRAM-MD5 authentication allowing authentication bypass. </synopsis> <product type="ebuild">uw-imap</product> <announced>2005-02-02</announced> <revised count="02">2006-05-22</revised> <bug>79874</bug> <access>remote</access> <affected> <package name="net-mail/uw-imap" auto="yes" arch="*"> <unaffected range="ge">2004b</unaffected> <vulnerable range="le">2004a</vulnerable> </package> </affected> <background> <p> UW IMAP is the University of Washington IMAP toolkit which includes POP3 and IMAP daemons. </p> </background> <description> <p> A logic bug in the code handling CRAM-MD5 authentication incorrectly specifies the condition for successful authentication. </p> </description> <impact type="normal"> <p> An attacker could exploit this vulnerability to authenticate as any mail user on a server with CRAM-MD5 authentication enabled. </p> </impact> <workaround> <p> Disable CRAM-MD5 authentication. </p> </workaround> <resolution> <p> All UW IMAP users should upgrade to the latest version: </p> <code> # emerge --sync # emerge --ask --oneshot --verbose ">=net-mail/uw-imap-2004b"</code> </resolution> <references> <uri link="https://www.kb.cert.org/vuls/id/702777">US-CERT VU#702777</uri> <uri link="https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2005-0198">CVE-2005-0198</uri> </references> <metadata tag="requester" timestamp="2005-01-31T15:19:50Z"> koon </metadata> <metadata tag="submitter" timestamp="2005-01-31T21:25:45Z"> jaervosz </metadata> <metadata tag="bugReady" timestamp="2005-02-01T20:33:12Z"> vorlon078 </metadata> </glsa>