glsa-201805-09.xml


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<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE glsa SYSTEM "http://www.gentoo.org/dtd/glsa.dtd">
<glsa id="201805-09">
  <title>Shadow: security bypass</title>
  <synopsis>A vulnerability found in Shadow may allow local attackers to bypass
    security restrictions.
  </synopsis>
  <product type="ebuild">shadow</product>
  <announced>2018-05-22</announced>
  <revised count="1">2018-05-22</revised>
  <bug>647790</bug>
  <access>remote</access>
  <affected>
    <package name="sys-apps/shadow" auto="yes" arch="*">
      <unaffected range="ge">4.6</unaffected>
      <vulnerable range="lt">4.6</vulnerable>
    </package>
  </affected>
  <background>
    <p>Shadow is a set of tools to deal with user accounts.</p>
  </background>
  <description>
    <p>A local attacker could possibly bypass security restrictions if an
      administrator used “group blacklisting” to restrict access to file
      system paths.
    </p>
  </description>
  <impact type="normal">
    <p>A local attacker could possibly bypass security restrictions.</p>
  </impact>
  <workaround>
    <p>There is no known workaround at this time.</p>
  </workaround>
  <resolution>
    <p>All shadow users should upgrade to the latest version:</p>
    
    <code>
      # emerge --sync
      # emerge --ask --oneshot --verbose "&gt;=sys-apps/shadow-4.6"
    </code>
    
  </resolution>
  <references>
    <uri link="https://nvd.nist.gov/vuln/detail/CVE-2018-7169">CVE-2018-7169</uri>
  </references>
  <metadata tag="requester" timestamp="2018-05-22T22:21:35Z">Zlogene</metadata>
  <metadata tag="submitter" timestamp="2018-05-22T22:36:37Z">Zlogene</metadata>
</glsa>