glsa-202011-18.xml


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<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE glsa SYSTEM "http://www.gentoo.org/dtd/glsa.dtd">
<glsa id="202011-18">
  <title>Apache Ant: Insecure temporary file</title>
  <synopsis>Apache Ant uses various insecure temporary files possibly allowing
    local code execution. 
  </synopsis>
  <product type="ebuild">ant</product>
  <announced>2020-11-16</announced>
  <revised count="1">2020-11-16</revised>
  <bug>745768</bug>
  <access>local</access>
  <affected>
    <package name="dev-java/ant" auto="yes" arch="*">
      <unaffected range="ge">1.10.9</unaffected>
      <vulnerable range="lt">1.10.9</vulnerable>
    </package>
  </affected>
  <background>
    <p>Ant is a Java-based build tool similar to ‘make’ that uses XML
      configuration files.
    </p>
  </background>
  <description>
    <p>A previous fix for a security vulnerability involving insecure temporary
      files has been found to be incomplete.
    </p>
  </description>
  <impact type="normal">
    <p>A local attacker could perform symlink attacks 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 Apache Ant users should upgrade to the latest version:</p>
    
    <code>
      # emerge --sync
      # emerge --ask --oneshot --verbose "&gt;=dev-java/ant-1.10.9"
    </code>
  </resolution>
  <references>
    <uri link="https://nvd.nist.gov/vuln/detail/CVE-2020-11979">CVE-2020-11979</uri>
    <uri link="https://security.gentoo.org/glsa/202007-34">GLSA-202007-34</uri>
  </references>
  <metadata tag="requester" timestamp="2020-10-15T12:30:53Z">sam_c</metadata>
  <metadata tag="submitter" timestamp="2020-11-16T02:44:41Z">sam_c</metadata>
</glsa>