Apple Mac OS X /Applications directory privilege escalation

macos-applications-privilege-escalation (31530) The risk level is classified as MediumMedium Risk

Description:

Apple Mac OS X could allow a local attacker in the admin group to gain elevated privileges, caused by insecure permissions on the /Applications directory. An attacker could overwrite binaries and use the diskutil tool to reset ownership and permissions to execute code with root privileges.

*CVSS:

Base Score: 4.2
  Access Vector: Local
  Access Complexity: Low
  Authentication: Required
  Confidentiality Impact: Complete
  Integrity Impact: Complete
  Availability Impact: Complete
 
Temporal Score: 3.6
  Exploitability: Proof-Of-Concept
  Remediation Level: Unavailable
  Report Confidence: Uncorroborated

Consequences:

Gain Privileges

Remedy:

No remedy available as of August 1, 2014.

References:

  • Apple Mac OS X Web site: Apple - Mac OS X.
  • MOAB-15-01-2007: Multiple Mac OS X Local Privilege Escalation Vulnerabilities.
  • CVE-2007-0345: The (1) Activity Monitor.app/Contents/Resources/pmTool, (2) Keychain Access.app/Contents/Resources/kcproxy, and (3) ODBC Administrator.app/Contents/Resources/iodbcadmintool programs in /Applications/Utilities/ in Mac OS X 10.4.8 have weak permissions (writable by admin group), which allows local admin users to gain root privileges by modifying a program and then performing permissions repair via diskutil.
  • OSVDB ID: 32700: Apple Mac OS X Activity Monitor.app/Contents/Resources/pmTool Permission Weakness diskutil Privilege Escalation
  • OSVDB ID: 32701: Apple Mac OS X Keychain Access.app/Contents/Resources/kcproxy Permission Weakness diskutil Privilege Escalation
  • OSVDB ID: 32702: Apple Mac OS X ODBC Administrator.app/Contents/Resources/iodbcadmintool Permission Weakness diskutil Privilege Escalation

Platforms Affected:

  • Apple Mac OS X 10.4.8

Reported:

Jan 15, 2007

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