<?xml version="1.0" encoding="utf-8"?>
<!DOCTYPE glsa SYSTEM "http://www.gentoo.org/dtd/glsa.dtd">
<glsa id="200411-20">
  <title>ez-ipupdate: Format string vulnerability</title>
  <synopsis>
    ez-ipupdate contains a format string vulnerability that could lead to
    execution of arbitrary code.
  </synopsis>
  <product type="ebuild">ez-ipupdate</product>
  <announced>2004-11-11</announced>
  <revised count="01">2004-11-11</revised>
  <bug>69658</bug>
  <access>remote</access>
  <affected>
    <package name="net-dns/ez-ipupdate" auto="yes" arch="*">
      <unaffected range="ge">3.0.11_beta8-r1</unaffected>
      <vulnerable range="le">3.0.11_beta8</vulnerable>
    </package>
  </affected>
  <background>
    <p>
    ez-ipupdate is a utility for updating host name information for a large number of dynamic DNS services.
    </p>
  </background>
  <description>
    <p>
    Ulf Harnhammar from the Debian Security Audit Project discovered a format string vulnerability in ez-ipupdate.
    </p>
  </description>
  <impact type="high">
    <p>
    An attacker could exploit this to execute arbitrary code with the permissions of the user running ez-ipupdate, which could be the root user.
    </p>
  </impact>
  <workaround>
    <p>
    There is no known workaround at this time.
    </p>
  </workaround>
  <resolution>
    <p>
    All ez-ipupdate users should upgrade to the latest version:
    </p>
    <code>
    # emerge --sync
    # emerge --ask --oneshot --verbose "&gt;=net-dns/ez-ipupdate-3.0.11_beta8-r1"</code>
  </resolution>
  <references>
    <uri link="https://cve.mitre.org/cgi-bin/cvename.cgi?name=CAN-2004-0980">CAN-2004-0980</uri>
    <uri link="http://lists.netsys.com/pipermail/full-disclosure/2004-November/028590.html">Full Disclosure Announcement</uri>
  </references>
  <metadata tag="submitter" timestamp="2004-11-09T20:12:06Z">
    jaervosz
  </metadata>
  <metadata tag="bugReady" timestamp="2004-11-11T14:43:17Z">
    jaervosz
  </metadata>
</glsa>