glsa-200808-05.xml


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<?xml version="1.0" encoding="utf-8"?>
<?xml-stylesheet href="/xsl/glsa.xsl" type="text/xsl"?>
<?xml-stylesheet href="/xsl/guide.xsl" type="text/xsl"?>
<!DOCTYPE glsa SYSTEM "http://www.gentoo.org/dtd/glsa.dtd">

<glsa id="200808-05">
  <title>ISC DHCP: Denial of Service</title>
  <synopsis>
    A Denial of Service vulnerability was discovered in ISC DHCP.
  </synopsis>
  <product type="ebuild">dhcp</product>
  <announced>August 06, 2008</announced>
  <revised>August 06, 2008: 01</revised>
  <bug>227135</bug>
  <access>remote</access>
  <affected>
    <package name="net-misc/dhcp" auto="yes" arch="*">
      <unaffected range="ge">3.1.1</unaffected>
      <vulnerable range="lt">3.1.1</vulnerable>
    </package>
  </affected>
  <background>
    <p>
    ISC DHCP is ISC's reference implementation of all aspects of the
    Dynamic Host Configuration Protocol.
    </p>
  </background>
  <description>
    <p>
    A buffer overflow error was found in ISC DHCP server, that can only be
    exploited under unusual server configurations where the DHCP server is
    configured to provide clients with a large set of DHCP options.
    </p>
  </description>
  <impact type="normal">
    <p>
    A remote attacker could exploit this vulnerability to cause a Denial of
    Service.
    </p>
  </impact>
  <workaround>
    <p>
    There is no known workaround at this time.
    </p>
  </workaround>
  <resolution>
    <p>
    All ISC DHCP users should upgrade to the latest version:
    </p>
    <code>
    # emerge --sync
    # emerge --ask --oneshot --verbose &quot;&gt;=net-misc/dhcp-3.1.1&quot;</code>
  </resolution>
  <references>
    <uri link="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2007-0062">CVE-2007-0062</uri>
  </references>
  <metadata tag="requester" timestamp="Tue, 01 Jul 2008 08:33:40 +0000">
    rbu
  </metadata>
  <metadata tag="bugReady" timestamp="Fri, 04 Jul 2008 13:11:49 +0000">
    vorlon
  </metadata>
  <metadata tag="submitter" timestamp="Fri, 01 Aug 2008 23:00:13 +0000">
    keytoaster
  </metadata>
</glsa>