Apple Mac OS X CoreGraphics Quartz Event Services security bypass

macos-coregraphics-quartz-security-bypass (26409) The risk level is classified as LowLow Risk

Description:

Apple Mac OS X and Mac OS X Server could provide weaker than expected security, caused by a vulnerability in the Quartz Event Services CoreGraphics module. If the "Enable access for assistive devices" option is turned on, Quartz Event Services could intercept events even if secure event input is enabled. This could allow a local attacker to obtain sensitive information.


Consequences:

Obtain Information

Remedy:

Apply Apple Security Update 2006-003, available from the Apple Web site. See References.

References:

  • Apple Security Update 2006-003: About Security Update 2006-003.
  • US-CERT Technical Cyber Security Alert TA06-132A: Apple Mac Products Affected by Multiple Vulnerabilities.
  • BID-17951: Apple Mac OS X Security Update 2006-003 Multiple Vulnerabilities
  • CVE-2006-1444: CoreGraphics in Apple Mac OS X 10.4.6, when Enable access for assistive devices is on, allows an application to bypass restrictions for secure event input and read certain events from other applications in the same window session by using Quartz Event Services.
  • OSVDB ID: 25588: Apple Mac OS X CoreGraphics Quartz Event Services Event Interception
  • SA20077: Mac OS X Security Update Fixes Multiple Vulnerabilities
  • SECTRACK ID: 1016079: Apple Mac OS X CoreGraphics May Let Local Users Obtain Secure Text Field Inputs

Platforms Affected:

  • Apple Mac OS X 10.4.6
  • Apple Mac OS X Server 10.4.6

Reported:

May 11, 2006

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