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<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE glsa SYSTEM "http://www.gentoo.org/dtd/glsa.dtd">
<glsa id="201110-23">
  <title>Apache mod_authnz_external: SQL injection</title>
  <synopsis>An input sanitation flaw in mod_authnz_external allows remote
    attacker to conduct SQL injection.
  </synopsis>
  <product type="ebuild">mod_authnz_external</product>
  <announced>2011-10-25</announced>
  <revised>2011-10-25: 1</revised>
  <bug>386165</bug>
  <access>remote</access>
  <affected>
    <package name="www-apache/mod_authnz_external" auto="yes" arch="*">
      <unaffected range="ge">3.2.6</unaffected>
      <vulnerable range="lt">3.2.6</vulnerable>
    </package>
  </affected>
  <background>
    <p>mod_authnz_external is a tool for creating custom authentication
      backends for HTTP basic authentication.
    </p>
  </background>
  <description>
    <p>mysql/mysql-auth.pl in mod_authnz_external does not properly sanitize
      input before using it in an SQL query.
    </p>
  </description>
  <impact type="low">
    <p>A remote attacker could exploit this vulnerability to inject arbitrary
      SQL statements by using a specially crafted username for HTTP
      authentication on a site using mod_authnz_external.
    </p>
  </impact>
  <workaround>
    <p>There is no known workaround at this time.</p>
  </workaround>
  <resolution>
    <p>All Apache mod_authnz_external users should upgrade to the latest
      version:
    </p>
    
    <code>
      # emerge --sync
      # emerge --ask --oneshot --verbose
      "&gt;=www-apache/mod_authnz_external-3.2.6"
    </code>
    
  </resolution>
  <references>
    <uri link="https://nvd.nist.gov/nvd.cfm?cvename=CVE-2011-2688">CVE-2011-2688</uri>
  </references>
  <metadata timestamp="2011-10-18T14:42:12Z" tag="requester">
    underling
  </metadata>
  <metadata timestamp="2011-10-25T17:13:58Z" tag="submitter">a3li</metadata>
</glsa>