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<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE glsa SYSTEM "http://www.gentoo.org/dtd/glsa.dtd">
<glsa id="201209-20">
<title>mod_rpaf: Denial of Service</title>
<synopsis>A vulnerability in mod_rpaf may result in Denial of Service.</synopsis>
<product type="ebuild">mod_rpaf</product>
<announced>September 27, 2012</announced>
<revised>September 27, 2012: 1</revised>
<bug>432406</bug>
<access>remote</access>
<affected>
<package name="www-apache/mod_rpaf" auto="yes" arch="*">
<unaffected range="ge">0.6</unaffected>
<vulnerable range="lt">0.6</vulnerable>
</package>
</affected>
<background>
<p>mod_rpaf is a reverse proxy add forward module for backend Apache
servers.
</p>
</background>
<description>
<p>An error has been found in the way mod_rpaf handles X-Forwarded-For
headers. Please review the CVE identifier referenced below for details.
</p>
</description>
<impact type="normal">
<p>A remote attacker could send a specially crafted HTTP header, possibly
resulting in a Denial of Service condition.
</p>
</impact>
<workaround>
<p>There is no known workaround at this time.</p>
</workaround>
<resolution>
<p>All mod_rpaf users should upgrade to the latest version:</p>
<code>
# emerge --sync
# emerge --ask --oneshot --verbose "&gt;=www-apache/mod_rpaf-0.6"
</code>
</resolution>
<references>
<uri link="http://nvd.nist.gov/nvd.cfm?cvename=CVE-2012-3526">CVE-2012-3526</uri>
</references>
<metadata tag="requester" timestamp="Wed, 19 Sep 2012 10:41:24 +0000">ackle</metadata>
<metadata tag="submitter" timestamp="Thu, 27 Sep 2012 19:53:08 +0000">ackle</metadata>
</glsa>