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<?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>February 02, 2005</announced>
<revised>May 22, 2006: 02</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 &quot;&gt;=net-mail/uw-imap-2004b&quot;</code>
</resolution>
<references>
<uri link="http://www.kb.cert.org/vuls/id/702777">US-CERT VU#702777</uri>
<uri link="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2005-0198">CVE-2005-0198</uri>
</references>
<metadata tag="requester" timestamp="Mon, 31 Jan 2005 15:19:50 +0000">
koon
</metadata>
<metadata tag="submitter" timestamp="Mon, 31 Jan 2005 21:25:45 +0000">
jaervosz
</metadata>
<metadata tag="bugReady" timestamp="Tue, 1 Feb 2005 20:33:12 +0000">
vorlon078
</metadata>
</glsa>