glsa-200608-21.xml


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<?xml version="1.0" encoding="utf-8"?>
<!DOCTYPE glsa SYSTEM "http://www.gentoo.org/dtd/glsa.dtd">

<glsa id="200608-21">
  <title>Heimdal: Multiple local privilege escalation vulnerabilities</title>
  <synopsis>
    Certain Heimdal components, ftpd and rcp, are vulnerable to a local
    privilege escalation.
  </synopsis>
  <product type="ebuild">Heimdal</product>
  <announced>August 23, 2006</announced>
  <revised>August 23, 2006: 01</revised>
  <bug>143371</bug>
  <access>local</access>
  <affected>
    <package name="app-crypt/heimdal" auto="yes" arch="*">
      <unaffected range="ge">0.7.2-r3</unaffected>
      <vulnerable range="lt">0.7.2-r3</vulnerable>
    </package>
  </affected>
  <background>
    <p>
    Heimdal is a free implementation of Kerberos 5.
    </p>
  </background>
  <description>
    <p>
    The ftpd and rcp applications provided by Heimdal fail to check the
    return value of calls to seteuid().
    </p>
  </description>
  <impact type="high">
    <p>
    A local attacker could exploit this vulnerability to execute arbitrary
    code with elevated privileges.
    </p>
  </impact>
  <workaround>
    <p>
    There is no known workaround at this time.
    </p>
  </workaround>
  <resolution>
    <p>
    All Heimdal users should upgrade to the latest version:
    </p>
    <code>
    # emerge --sync
    # emerge --ask --oneshot --verbose &quot;&gt;=app-crypt/heimdal-0.7.2-r3&quot;</code>
  </resolution>
  <references>
    <uri link="http://www.pdc.kth.se/heimdal/advisory/2006-08-08/">Official advisory</uri>
    <uri link="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-3083">CVE-2006-3083</uri>
    <uri link="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-3084">CVE-2006-3084</uri>
  </references>
  <metadata tag="requester" timestamp="Sat, 12 Aug 2006 15:34:55 +0000">
    koon
  </metadata>
  <metadata tag="submitter" timestamp="Sun, 13 Aug 2006 22:34:21 +0000">
    daxomatic
  </metadata>
  <metadata tag="bugReady" timestamp="Mon, 14 Aug 2006 15:19:23 +0000">
    falco
  </metadata>
</glsa>