glsa-200508-03.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="200508-03">
  <title>nbSMTP: Format string vulnerability</title>
  <synopsis>
    nbSMTP is vulnerable to a format string vulnerability which may result in
    remote execution of arbitrary code.
  </synopsis>
  <product type="ebuild">nbsmtp</product>
  <announced>August 02, 2005</announced>
  <revised>August 11, 2005: 02</revised>
  <bug>100274</bug>
  <access>remote</access>
  <affected>
    <package name="mail-mta/nbsmtp" auto="yes" arch="*">
      <unaffected range="ge">1.00</unaffected>
      <vulnerable range="lt">1.00</vulnerable>
    </package>
  </affected>
  <background>
    <p>
    nbSMTP is an SMTP client suitable to run in chroot jails, in embedded
    systems, laptops and workstations.
    </p>
  </background>
  <description>
    <p>
    Niels Heinen discovered a format string vulnerability.
    </p>
  </description>
  <impact type="normal">
    <p>
    An attacker can setup a malicious SMTP server and exploit this
    vulnerability to execute arbitrary code with the permissions of the
    user running nbSMTP.
    </p>
  </impact>
  <workaround>
    <p>
    There is no known workaround at this time.
    </p>
  </workaround>
  <resolution>
    <p>
    All nbSMTP users should upgrade to the latest version:
    </p>
    <code>
    # emerge --sync
    # emerge --ask --oneshot --verbose &quot;&gt;=mail-mta/nbsmtp-1.0&quot;</code>
  </resolution>
  <references>
    <uri link="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CAN-2005-2409">CAN-2005-2409</uri>
    <uri link="http://nbsmtp.ferdyx.org/">nbSMTP official site</uri>
  </references>
  <metadata tag="requester" timestamp="Fri, 29 Jul 2005 15:56:07 +0000">
    koon
  </metadata>
  <metadata tag="submitter" timestamp="Fri, 29 Jul 2005 23:01:19 +0000">
    adir
  </metadata>
  <metadata tag="bugReady" timestamp="Tue, 02 Aug 2005 12:46:50 +0000">
    koon
  </metadata>
</glsa>