glsa-201406-30.xml


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<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE glsa SYSTEM "http://www.gentoo.org/dtd/glsa.dtd">
<glsa id="201406-30">
  <title>sudo: Privilege escalation</title>
  <synopsis>A vulnerability has been found in sudo allowing a local attacker to
    gain elevated privileges. 
  </synopsis>
  <product type="ebuild">sudo</product>
  <announced>2014-06-27</announced>
  <revised>2014-06-27: 1</revised>
  <bug>503586</bug>
  <access>local</access>
  <affected>
    <package name="app-admin/sudo" auto="yes" arch="*">
      <unaffected range="ge">1.8.5</unaffected>
      <unaffected range="lt">1.6.9</unaffected>
      <vulnerable range="lt">1.8.5</vulnerable>
    </package>
  </affected>
  <background>
    <p>sudo allows a system administrator to give users the ability to run
      commands as other users. Access to commands may also be granted on a
      range to hosts. 
    </p>
  </background>
  <description>
    <p>When the Sudo env_reset option is disabled (it is enabled by default),
      certain environment variables are not blacklisted as expected.
    </p>
  </description>
  <impact type="high">
    <p>A local attacker, authorized to run commands using sudo, can use this
      flaw to execute arbitrary code or escalate his privileges.
    </p>
  </impact>
  <workaround>
    <p>There is no known workaround at this time.</p>
  </workaround>
  <resolution>
    <p>All sudo users should upgrade to the latest version:</p>
    
    <code>
      # emerge --sync
      # emerge --ask --oneshot --verbose "&gt;=app-admin/sudo-1.8.5"
    </code>
  </resolution>
  <references>
    <uri link="https://nvd.nist.gov/nvd.cfm?cvename=CVE-2014-0106">CVE-2014-0106</uri>
  </references>
  <metadata tag="requester" timestamp="2014-06-18T23:56:18Z">
    BlueKnight
  </metadata>
  <metadata tag="submitter" timestamp="2014-06-27T08:30:38Z">K_F</metadata>
</glsa>