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+<?xml version="1.0" encoding="utf-8"?>
+<!DOCTYPE glsa SYSTEM "http://www.gentoo.org/dtd/glsa.dtd">
+<glsa id="200404-09">
+ <title>Cross-realm trust vulnerability in Heimdal</title>
+ <synopsis>
+ Heimdal contains cross-realm vulnerability allowing someone with control
+ over a realm to impersonate anyone in the cross-realm trust path.
+ </synopsis>
+ <product type="ebuild">heimdal</product>
+ <announced>2004-04-09</announced>
+ <revised count="01">2004-04-09</revised>
+ <bug>46590</bug>
+ <access>local</access>
+ <affected>
+ <package name="app-crypt/heimdal" auto="yes" arch="*">
+ <unaffected range="ge">0.6.1</unaffected>
+ <vulnerable range="le">0.6.0</vulnerable>
+ </package>
+ </affected>
+ <background>
+ <p>
+ Heimdal is a free implementation of Kerberos 5.
+ </p>
+ </background>
+ <description>
+ <p>
+ Heimdal does not properly perform certain consistency checks for
+ cross-realm requests, which allows remote attackers with control of a realm
+ to impersonate others in the cross-realm trust path.
+ </p>
+ </description>
+ <impact type="normal">
+ <p>
+ Remote attackers with control of a realm may be able to impersonate other
+ users in the cross-realm trust path.
+ </p>
+ </impact>
+ <workaround>
+ <p>
+ A workaround is not currently known for this issue. All users are advised
+ to upgrade to the latest version of the affected package.
+ </p>
+ </workaround>
+ <resolution>
+ <p>
+ Heimdal users should upgrade to version 0.6.1 or later:
+ </p>
+ <code>
+ # emerge sync
+
+ # emerge -pv "&gt;=app-crypt/heimdal-0.6.1"
+ # emerge "&gt;=app-crypt/heimdal-0.6.1"</code>
+ </resolution>
+ <references>
+ <uri link="https://cve.mitre.org/cgi-bin/cvename.cgi?name=CAN-2004-0371">CVE</uri>
+ </references>
+ <metadata tag="submitter">klieber</metadata>
+</glsa>