<?xml version="1.0" encoding="utf-8"?> <!DOCTYPE glsa SYSTEM "http://www.gentoo.org/dtd/glsa.dtd"> <glsa id="200812-10"> <title>Archive::Tar: Directory traversal vulnerability</title> <synopsis> A directory traversal vulnerability has been discovered in Archive::Tar. </synopsis> <product type="ebuild">Archive-Tar</product> <announced>2008-12-10</announced> <revised count="01">2008-12-10</revised> <bug>192989</bug> <access>remote</access> <affected> <package name="perl-core/Archive-Tar" auto="yes" arch="*"> <unaffected range="ge">1.40</unaffected> <vulnerable range="lt">1.40</vulnerable> </package> </affected> <background> <p> Archive::Tar is a Perl module for creation and manipulation of tar files. </p> </background> <description> <p> Jonathan Smith of rPath reported that Archive::Tar does not check for ".." in file names. </p> </description> <impact type="normal"> <p> A remote attacker could entice a user or automated system to extract a specially crafted tar archive, overwriting files at arbitrary locations outside of the specified directory. </p> </impact> <workaround> <p> There is no known workaround at this time. </p> </workaround> <resolution> <p> All Archive::Tar users should upgrade to the latest version: </p> <code> # emerge --sync # emerge --ask --oneshot --verbose ">=perl-core/Archive-Tar-1.40"</code> </resolution> <references> <uri link="https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2007-4829">CVE-2007-4829</uri> </references> <metadata tag="requester" timestamp="2008-11-26T18:55:42Z"> rbu </metadata> <metadata tag="submitter" timestamp="2008-11-26T20:31:02Z"> rbu </metadata> <metadata tag="bugReady" timestamp="2008-11-26T20:31:20Z"> rbu </metadata> </glsa>