glsa-201701-67.xml


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<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE glsa SYSTEM "http://www.gentoo.org/dtd/glsa.dtd">
<glsa id="201701-67">
  <title>a2ps: Arbitrary code execution</title>
  <synopsis>A vulnerability in a2ps' fixps script might allow remote attackers
    to execute arbitrary code.
  </synopsis>
  <product type="ebuild">a2ps</product>
  <announced>2017-01-29</announced>
  <revised count="1">2017-01-29</revised>
  <bug>506352</bug>
  <access>remote</access>
  <affected>
    <package name="app-text/a2ps" auto="yes" arch="*">
      <unaffected range="ge">4.14-r5</unaffected>
      <vulnerable range="lt">4.14-r5</vulnerable>
    </package>
  </affected>
  <background>
    <p>a2ps is an Any to PostScript filter.</p>
  </background>
  <description>
    <p>a2ps’ fixps script does not invoke gs with the -dSAFER option.</p>
  </description>
  <impact type="normal">
    <p>Remote attackers, by enticing a user to process a specially crafted
      PostScript file, could delete arbitrary files or execute arbitrary code
      with the privileges of the process.
    </p>
  </impact>
  <workaround>
    <p>There is no known workaround at this time.</p>
  </workaround>
  <resolution>
    <p>All a2ps users should upgrade to the latest version:</p>
    
    <code>
      # emerge --sync
      # emerge --ask --oneshot --verbose "&gt;=app-text/a2ps-4.14-r5"
    </code>
  </resolution>
  <references>
    <uri link="https://nvd.nist.gov/nvd.cfm?cvename=CVE-2014-0466">CVE-2014-0466</uri>
  </references>
  <metadata tag="requester" timestamp="2017-01-24T18:44:55Z">whissi</metadata>
  <metadata tag="submitter" timestamp="2017-01-29T16:07:45Z">b-man</metadata>
</glsa>