[ GLSA 200709-10 ] PhpWiki: Authentication bypass

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  Severity: Low
     Title: PhpWiki: Authentication bypass
      Date: September 18, 2007
      Bugs: #181692
        ID: 200709-10

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Synopsis

A vulnerability has been discovered in PhpWiki authentication mechanism.

Background

PhpWiki is an application that creates a web site where anyone can edit the pages through HTML forms.

Affected packages

     Package           /  Vulnerable  /                     Unaffected
    -------------------------------------------------------------------
  1  www-apps/phpwiki      < 1.3.14                          >= 1.3.14

Description

The PhpWiki development team reported an authentication error within the file lib/WikiUser/LDAP.php when binding to an LDAP server with an empty password.

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Impact

A remote attacker could provide an empty password when authenticating. Depending on the LDAP implementation used, this could bypass the PhpWiki authentication mechanism and grant the attacker access to the application.

Workaround

There is no known workaround at this time.

Resolution

All PhpWiki users should upgrade to the latest version:

    # emerge --sync
    # emerge --ask --oneshot --verbose ">=www-apps/phpwiki-1.3.14"

References

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  [ 1 ] CVE-2007-3193
        http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2007-3193

Availability

This GLSA and any updates to it are available for viewing at the Gentoo Security Website:

  http://security.gentoo.org/glsa/glsa-200709-10.xml

Concerns?

Security is a primary focus of Gentoo Linux and ensuring the confidentiality and security of our users machines is of utmost importance to us. Any security concerns should be addressed to security@gentoo.org or alternatively, you may file a bug at http://bugs.gentoo.org.

License

Copyright 2007 Gentoo Foundation, Inc; referenced text belongs to its owner(s).

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