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<?xml version="1.0" encoding="utf-8"?>
<?xml-stylesheet href="/xsl/glsa.xsl" type="text/xsl"?>
<?xml-stylesheet href="/xsl/guide.xsl" type="text/xsl"?>
<!DOCTYPE glsa SYSTEM "http://www.gentoo.org/dtd/glsa.dtd">
<glsa id="200411-06">
<title>MIME-tools: Virus detection evasion</title>
<synopsis>
MIME-tools doesn't handle empty MIME boundaries correctly. This may prevent
some virus-scanning programs which use MIME-tools from detecting certain
viruses.
</synopsis>
<product type="ebuild">MIME-tools</product>
<announced>November 02, 2004</announced>
<revised>May 22, 2006: 02</revised>
<bug>69181</bug>
<access>remote</access>
<affected>
<package name="dev-perl/MIME-tools" auto="yes" arch="*">
<unaffected range="ge">5.415</unaffected>
<vulnerable range="lt">5.415</vulnerable>
</package>
</affected>
<background>
<p>
MIME-tools is a Perl module containing functions to handle MIME
attachments.
</p>
</background>
<description>
<p>
MIME-tools doesn't correctly parse attachment boundaries with an empty
name (boundary="").
</p>
</description>
<impact type="low">
<p>
An attacker could send a carefully crafted email and evade detection on
some email virus-scanning programs using MIME-tools for attachment
decoding.
</p>
</impact>
<workaround>
<p>
There is no known workaround at this time.
</p>
</workaround>
<resolution>
<p>
All MIME-tools users should upgrade to the latest version:
</p>
<code>
# emerge --sync
# emerge --ask --oneshot --verbose &quot;&gt;=dev-perl/MIME-tools-5.415&quot;</code>
</resolution>
<references>
<uri link="http://lists.roaringpenguin.com/pipermail/mimedefang/2004-October/024959.html">MIMEDefang announcement</uri>
<uri link="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2004-1098">CVE-2004-1098</uri>
</references>
<metadata tag="requester" timestamp="Tue, 2 Nov 2004 13:33:38 +0000">
koon
</metadata>
<metadata tag="bugReady" timestamp="Tue, 2 Nov 2004 13:34:00 +0000">
koon
</metadata>
<metadata tag="submitter" timestamp="Tue, 2 Nov 2004 17:50:24 +0000">
koon
</metadata>
</glsa>