metadata/glsa/glsa-202006-14.xml


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<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE glsa SYSTEM "http://www.gentoo.org/dtd/glsa.dtd">
<glsa id="202006-14">
  <title>PEAR Archive_Tar: Remote code execution vulnerability</title>
  <synopsis>A buffer overflow in the PEAR module Archive_Tar might allow local
    or remote attacker(s) to execute arbitrary code.
  </synopsis>
  <product type="ebuild">archive_tar</product>
  <announced>2020-06-15</announced>
  <revised count="1">2020-06-15</revised>
  <bug>675576</bug>
  <access>local, remote</access>
  <affected>
    <package name="dev-php/PEAR-Archive_Tar" auto="yes" arch="*">
      <unaffected range="ge">1.4.5</unaffected>
      <vulnerable range="lt">1.4.5</vulnerable>
    </package>
  </affected>
  <background>
    <p>This class provides handling of tar files in PHP.</p>
  </background>
  <description>
    <p>An issue was discovered in the PEAR module Archive_Tar’s handling of
      file paths within Tar achives.
    </p>
  </description>
  <impact type="normal">
    <p>A local or remote attacker could possibly execute arbitrary code with
      the privileges of the process.
    </p>
  </impact>
  <workaround>
    <p>Avoid handling untrusted Tar files with this package until you have
      upgraded to a non-vulnerable version.
    </p>
  </workaround>
  <resolution>
    <p>All PEAR-Archive_Tar users should upgrade to the latest version:</p>
    
    <code>
      # emerge --sync
      # emerge --ask --oneshot --verbose "&gt;=dev-php/PEAR-Archive_Tar-1.4.5"
    </code>
  </resolution>
  <references>
    <uri link="https://nvd.nist.gov/vuln/detail/CVE-2018-1000888">
      CVE-2018-1000888
    </uri>
  </references>
  <metadata tag="requester" timestamp="2020-05-22T00:11:26Z">BlueKnight</metadata>
  <metadata tag="submitter" timestamp="2020-06-15T15:46:02Z">sam_c</metadata>
</glsa>