Apple Mac OS X Java Applet Certificate Validation Security Bypass Vulnerability

BID:37206

Info

Apple Mac OS X Java Applet Certificate Validation Security Bypass Vulnerability

Bugtraq ID: 37206
Class: Design Error
CVE: CVE-2009-2843
Remote: Yes
Local: No
Published: Dec 03 2009 12:00AM
Updated: Dec 04 2009 04:04PM
Credit: Simon Heimlicher of ETH Zurich
Vulnerable: Apple Mac OS X Server 10.6.2
Apple Mac OS X Server 10.6.1
Apple Mac OS X Server 10.5.8
Apple Mac OS X Server 10.5.7
Apple Mac OS X Server 10.5.6
Apple Mac OS X Server 10.5.5
Apple Mac OS X Server 10.5.4
Apple Mac OS X Server 10.5.3
Apple Mac OS X Server 10.5.2
Apple Mac OS X Server 10.5.1
Apple Mac OS X Server 10.6
Apple Mac OS X Server 10.5
Apple Mac OS X 10.6.2
Apple Mac OS X 10.6.1
Apple Mac OS X 10.5.8
Apple Mac OS X 10.5.7
Apple Mac OS X 10.5.6
Apple Mac OS X 10.5.5
Apple Mac OS X 10.5.4
Apple Mac OS X 10.5.3
Apple Mac OS X 10.5.2
Apple Mac OS X 10.5.1
Apple Mac OS X 10.6
Apple Mac OS X 10.5
Not Vulnerable:

Discussion

Apple Mac OS X Java Applet Certificate Validation Security Bypass Vulnerability

Apple Mac OS X is prone to a security-bypass vulnerability because of an error in verifying Java applet certificates.

Successful exploits will allow attackers to bypass certain security restrictions and trick users into running untrusted Java applets with the privileges of trusted applets.

The issue affects the following:

Mac OS X v10.5.8
Mac OS X Server v10.5.8
Mac OS X v10.6.2
Mac OS X Server v10.6.2

Exploit / POC

Apple Mac OS X Java Applet Certificate Validation Security Bypass Vulnerability

An attacker can exploit this issue by enticing a user into opening a malicious applet.

Solution / Fix

Apple Mac OS X Java Applet Certificate Validation Security Bypass Vulnerability

Solution:
The vendor has released an advisory and updates. Please see the references for details.


Apple Mac OS X Server 10.5.8

Apple Mac OS X 10.5.8

Apple Mac OS X 10.6.2

Apple Mac OS X Server 10.6.2

References

Apple Mac OS X Java Applet Certificate Validation Security Bypass Vulnerability

References:

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