glsa-201701-44.xml


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<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE glsa SYSTEM "http://www.gentoo.org/dtd/glsa.dtd">
<glsa id="201701-44">
  <title>CVS: Heap-based overflow</title>
  <synopsis>A heap-based buffer overflow in CVS might allow remote attackers to
    execute
    arbitrary code.
  </synopsis>
  <product type="ebuild">cvs</product>
  <announced>2017-01-19</announced>
  <revised>2017-01-19: 01</revised>
  <bug>402593</bug>
  <access>remote</access>
  <affected>
    <package name="dev-vcs/cvs" auto="yes" arch="*">
      <unaffected range="ge">1.12.12-r11</unaffected>
      <vulnerable range="lt">1.12.12-r11</vulnerable>
    </package>
  </affected>
  <background>
    <p>CVS (Concurrent Versions System) is an open-source network-transparent
      version control system. It contains both a client utility and a server.
    </p>
  </background>
  <description>
    <p>A heap-based buffer overflow was discovered in the proxy_connect
      function in src/client.c in CVS.
    </p>
  </description>
  <impact type="normal">
    <p>An attacker, utilizing a remote HTTP proxy server, could cause a Denial
      of Service condition or possibly execute arbitrary code via a crafted
      HTTP response.
    </p>
  </impact>
  <workaround>
    <p>There is no known workaround at this time.</p>
  </workaround>
  <resolution>
    <p>All CVS users should upgrade to the latest version:</p>
    
    <code>
      # emerge --sync
      # emerge --ask --oneshot --verbose "&gt;=dev-vcs/cvs-1.12.12-r11"
    </code>
  </resolution>
  <references>
    <uri link="https://nvd.nist.gov/nvd.cfm?cvename=CVE-2012-0804">CVE-2012-0804</uri>
  </references>
  <metadata tag="requester" timestamp="2017-01-18T08:43:18Z">b-man</metadata>
  <metadata tag="submitter" timestamp="2017-01-19T19:06:48Z">b-man</metadata>
</glsa>