glsa-200405-05.xml


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<?xml version="1.0" encoding="utf-8"?>
<!DOCTYPE glsa SYSTEM "http://www.gentoo.org/dtd/glsa.dtd">
<glsa id="200405-05">
  <title>Utempter symlink vulnerability</title>
  <synopsis>
    Utempter contains a vulnerability that may allow local users to overwrite
    arbitrary files via a symlink attack.
  </synopsis>
  <product type="ebuild">utempter</product>
  <announced>2004-05-13</announced>
  <revised count="01">2004-05-13</revised>
  <bug>49536</bug>
  <access>local </access>
  <affected>
    <package name="sys-apps/utempter" auto="yes" arch="*">
      <unaffected range="ge">0.5.5.4</unaffected>
      <vulnerable range="lt">0.5.5.4</vulnerable>
    </package>
  </affected>
  <background>
    <p>
    Utempter is an application that allows non-privileged apps to write utmp
    (login) info, which otherwise needs root access.
    </p>
  </background>
  <description>
    <p>
    Utempter contains a vulnerability that may allow local users to overwrite
    arbitrary files via a symlink attack.
    </p>
  </description>
  <impact type="normal">
    <p>
    This vulnerability may allow arbitrary files to be overwritten with root
    privileges.
    </p>
  </impact>
  <workaround>
    <p>
    There is no known workaround at this time. All users are advised to upgrade
    to the latest available version of utempter.
    </p>
  </workaround>
  <resolution>
    <p>
    All users of utempter should upgrade to the latest stable version:
    </p>
    <code>
    # emerge sync

    # emerge -pv "&gt;=sys-apps/utempter-0.5.5.4"
    # emerge "&gt;=sys-apps/utempter-0.5.5.4"</code>
  </resolution>
  <references>
    <uri link="https://cve.mitre.org/cgi-bin/cvename.cgi?name=CAN-2004-0233">CAN-2004-0233</uri>
  </references>
  <metadata tag="submitter">
    klieber
  </metadata>
</glsa>