MoinMoin userform security bypass

moinmoin-userform-security-bypass (41909) The risk level is classified as MediumMedium Risk

Description:

MoinMoin could allow a remote attacker to bypass security restrictions, caused by an error during userform processing. If ACL entries other than "Known:" or "All:" are used or the superuser list is not empty, a remote attacker could exploit this vulnerability to bypass ACL security restrictions and gain superuser privileges on the vulnerable system.

*CVSS:

Base Score: 7.6
  Access Vector: Network
  Access Complexity: High
  Authentication: None
  Confidentiality Impact: Complete
  Integrity Impact: Complete
  Availability Impact: Complete
 
Temporal Score: 5.6
  Exploitability: Unproven
  Remediation Level: Official-Fix
  Report Confidence: Confirmed

Consequences:

Bypass Security

Remedy:

Upgrade to the latest version of MoinMoin (1.6.3 or later), available from the MoinMoin Web site. See References.

References:

  • MoinMoin SecurityFixes Web site: Security Fix Announcements, moin 1.6.2.
  • MoinMoin Web site: MoinMoinDownload.
  • BID-28869: MoinMoin Multiple ACL Security Bypass Vulnerabilities
  • CVE-2008-1937: The user form processing (userform.py) in MoinMoin before 1.6.3, when using ACLs or a non-empty superusers list, does not properly manage users, which allows remote attackers to gain privileges.
  • GLSA-200805-09: MoinMoin: Privilege escalation
  • OSVDB ID: 44613: MoinMoin userform.py User Management Remote Privilege Escalation
  • OSVDB ID: 48875: MoinMoin acl_hierarchic ACL Processing Weakness
  • SA29894: MoinMoin Security Bypass Vulnerabilities

Platforms Affected:

  • Gentoo Linux
  • MoinMoin MoinMoin 1.6.0
  • MoinMoin MoinMoin 1.6.1
  • MoinMoin MoinMoin 1.6.2

Reported:

Apr 21, 2008

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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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