Help Center Live HTTP client .php scripts security bypass

helpcenterlive-http-security-bypass (35833) The risk level is classified as MediumMedium Risk

Description:

Help Center Live could allow a remote attacker to bypass security restrictions, caused by the admin/departments.php and admin/operators.php scripts allowing unrestricted access to logged in users. A remote attacker could exploit this vulnerability using an HTTP client to bypass security restrictions and gain unauthorized access to delete administrative users.

*CVSS:

Base Score: 7
  Access Vector: Remote
  Access Complexity: Low
  Authentication: Not Required
  Confidentiality Impact: Partial
  Integrity Impact: Partial
  Availability Impact: Partial
 
Temporal Score: 5.7
  Exploitability: Unproven
  Remediation Level: Unavailable
  Report Confidence: Uncorroborated

Consequences:

Bypass Security

Remedy:

Upgrade to the latest version of Help Center Live (2.1.5 or later), available from the SourceForge.net Web site. See References.

References:

  • SourceForge.net: Help Center Live.
  • BID-25225: Help Center Live Administration Multiple Security Bypass Vulnerabilities
  • CVE-2007-4240: The check_logout function in class/auth.php in Help Center Live (hcl) 2.1.3a sends a redirect to the web browser but does not exit when administrative credentials are missing, which allows remote attackers to delete administrative users and have other unspecified impact via certain requests to (1) admin/departments.php, (2) admin/operators.php, and other unspecified scripts. NOTE: some of these details are obtained from third party information.
  • OSVDB ID: 39400: Help Center Live class/auth.php check_logout Function Admin Authentication Bypass
  • SA26352: Help Center Live Administration Multiple Security Bypass

Platforms Affected:

  • Help Center Live Help Center Live 2.1.3a

Reported:

Aug 07, 2007

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The information within this database may change without notice. Use of this information constitutes acceptance for use in an AS IS condition. There are NO warranties, implied or otherwise, with regard to this information or its use. Any use of this information is at the user's risk. In no event shall IBM be held liable for any damages whatsoever arising out of or in connection with the use or spread of this information.

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