glsa-200812-08.xml


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<?xml version="1.0" encoding="utf-8"?>
<!DOCTYPE glsa SYSTEM "http://www.gentoo.org/dtd/glsa.dtd">
<glsa id="200812-08">
  <title>Mgetty: Insecure temporary file usage</title>
  <synopsis>
    Mgetty uses temporary files in an insecure manner, allowing for symlink
    attacks.
  </synopsis>
  <product type="ebuild">mgetty</product>
  <announced>2008-12-06</announced>
  <revised count="02">2008-12-23</revised>
  <bug>235806</bug>
  <access>local</access>
  <affected>
    <package name="net-dialup/mgetty" auto="yes" arch="*">
      <unaffected range="ge">1.1.36-r3</unaffected>
      <vulnerable range="lt">1.1.36-r3</vulnerable>
    </package>
  </affected>
  <background>
    <p>
    Mgetty is a set of fax and voice modem programs.
    </p>
  </background>
  <description>
    <p>
    Dmitry E. Oboukhov reported that the "spooldir" directory in
    fax/faxspool.in is created in an insecure manner.
    </p>
  </description>
  <impact type="normal">
    <p>
    A local attacker could exploit this vulnerability to overwrite
    arbitrary files with the privileges of the user running the
    application.
    </p>
  </impact>
  <workaround>
    <p>
    There is no known workaround at this time.
    </p>
  </workaround>
  <resolution>
    <p>
    All Mgetty users should upgrade to the latest version:
    </p>
    <code>
    # emerge --sync
    # emerge --ask --oneshot --verbose "&gt;=net-dialup/mgetty-1.1.36-r3"</code>
  </resolution>
  <references>
    <uri link="https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2008-4936">CVE-2008-4936</uri>
  </references>
  <metadata tag="requester" timestamp="2008-09-22T12:40:45Z">
    keytoaster
  </metadata>
  <metadata tag="submitter" timestamp="2008-09-23T11:36:13Z">
    p-y
  </metadata>
  <metadata tag="bugReady" timestamp="2008-09-23T11:36:50Z">
    p-y
  </metadata>
</glsa>