Apple Mac OS X and Mac OS X Server WebObjects incorrect privilege dropping

macos-webobjects-incorrect-privileges (29296) The risk level is classified as MediumMedium Risk

Description:

Apple Mac OS X and Mac OS X Server fail to remove an account from the "appseveradm" or "appserverusr" group when the "Allow user to administer this computer" checkbox is cleared. This could allow the account user to retain administrative privileges to WebObjects applications.

Platforms Affected:

  • Apple, Mac OS X 10.4
  • Apple, Mac OS X 10.4.1
  • Apple, Mac OS X 10.4.10
  • Apple, Mac OS X 10.4.11
  • Apple, Mac OS X 10.4.2
  • Apple, Mac OS X 10.4.3
  • Apple, Mac OS X 10.4.4
  • Apple, Mac OS X 10.4.5
  • Apple, Mac OS X 10.4.6
  • Apple, Mac OS X 10.4.7
  • Apple, Mac OS X Server 10.4
  • Apple, Mac OS X Server 10.4.1
  • Apple, Mac OS X Server 10.4.10
  • Apple, Mac OS X Server 10.4.11
  • Apple, Mac OS X Server 10.4.2
  • Apple, Mac OS X Server 10.4.3
  • Apple, Mac OS X Server 10.4.4
  • Apple, Mac OS X Server 10.4.5
  • Apple, Mac OS X Server 10.4.6
  • Apple, Mac OS X Server 10.4.7

Remedy:

Apply Apple Security Update 2006-006 or Mac OS X 10.4.8 Update, available from the Apple Web site. See References.

Consequences:

Gain Privileges

References:

  • Mac OS X 10.4.8 and Security Update 2006-006, About the security content of the Mac OS X 10.4.8 Update and Security Update 2006-006 at http://docs.info.apple.com/article.html?artnum=304460.
  • US-CERT Technical Cyber Security Alert TA06-275A, Multiple Vulnerabilities in Apple and Adobe Products at http://www.us-cert.gov/cas/techalerts/TA06-275A.html.
  • BID-20271: Apple Mac OS X Pre 10.4.8 Multiple Security Vulnerabilities
  • CVE-2006-4387: Apple Mac OS X 10.4 through 10.4.7, when the administrator clears the Allow user to administer this computer checkbox in System Preferences for a user, does not remove the user's account from the appserveradm or appserverusr groups, which still allows the user to manage WebObjects applications.
  • OSVDB ID: 29273: Mac OS X Preferences Account Manipulation WebObjects Application Privilege Persistence
  • SA22187: Mac OS X Security Update Fixes Multiple Vulnerabilities
  • SECTRACK ID: 1016955: Mac OS X Preferences May Let Users Retain Administrative Privileges
  • VUPEN/ADV-2006-3852: Apple Mac OS X Multiple Command Execution and Denial of Service Vulnerabilities

Reported:

Sep 29, 2006

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