TYPO3 openid security bypass

typo3-openid-security-bypass (55609) The risk level is classified as MediumMedium Risk

Description:

TYPO3 could allow a remote attacker to bypass security restrictions, caused by an error in the openid system extension when verifying user identities. If the openid system extension is enabled, the victim and attacker have identities from the same OpenID provider or the attacker has knowledge of the OpenID identity assigned to a TYPO3 backend user account, a remote attacker could exploit this vulnerability to login to the TYPO3 backend account with another user's privileges.

*CVSS:

Base Score: 2.6
  Access Vector: Network
  Access Complexity: High
  Authentication: None
  Confidentiality Impact: None
  Integrity Impact: Partial
  Availability Impact: None
 
Temporal Score: 1.9
  Exploitability: Unproven
  Remediation Level: Official-Fix
  Report Confidence: Confirmed

Consequences:

Bypass Security

Remedy:

Refer to TYPO3-SA-2010-001 for patch, upgrade or suggested workaround information. See References.

References:

  • TYPO3-SA-2010-001: Authentication Bypass in TYPO3 Core.
  • CVE-2010-0286: Unspecified vulnerability in the OpenID Identity Authentication extension in TYPO3 4.3.0 allows remote attackers to bypass authentication and gain access to a backend user account via unknown attack vectors in which both the attacker and victim have an OpenID provider that discards identities during authentication.
  • OSVDB ID: 61680: TYPO3 OpenID System Extension Backend Login Authentication Bypass
  • SA38206: TYPO3 OpenID Identity Authentication Security Bypass

Platforms Affected:

  • TYPO3 TYPO3 4.3

Reported:

Jan 14, 2010

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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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