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<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE glsa SYSTEM "http://www.gentoo.org/dtd/glsa.dtd">
<glsa id="201203-20">
<title>Logwatch: Arbitrary code execution</title>
<synopsis>A vulnerability in Logwatch might allow remote attackers to execute
arbitrary code.
</synopsis>
<product type="ebuild">Logwatch</product>
<announced>March 28, 2012</announced>
<revised>March 28, 2012: 1</revised>
<bug>356387</bug>
<access>remote</access>
<affected>
<package name="sys-apps/logwatch" auto="yes" arch="*">
<unaffected range="ge">7.4.0</unaffected>
<vulnerable range="lt">7.4.0</vulnerable>
</package>
</affected>
<background>
<p>Logwatch analyzes and reports on system logs.</p>
</background>
<description>
<p>logwatch.pl does not properly sanitize log filenames against shell
metacharacters before passing them to the "system()" function.
</p>
</description>
<impact type="high">
<p>A remote attacker could pass a specially crafted log filename to
Logwatch, possibly resulting in execution of arbitrary code with root
privileges or a Denial of Service condition.
</p>
</impact>
<workaround>
<p>There is no known workaround at this time.</p>
</workaround>
<resolution>
<p>All Logwatch users should upgrade to the latest version:</p>
<code>
# emerge --sync
# emerge --ask --oneshot --verbose "&gt;=sys-apps/logwatch-7.4.0"
</code>
</resolution>
<references>
<uri link="http://nvd.nist.gov/nvd.cfm?cvename=CVE-2011-1018">CVE-2011-1018</uri>
</references>
<metadata timestamp="Fri, 16 Mar 2012 19:51:03 +0000" tag="requester">ackle</metadata>
<metadata timestamp="Wed, 28 Mar 2012 10:30:33 +0000" tag="submitter">ackle</metadata>
</glsa>