Apple Mac OS X FTP Server CWD Command Buffer Overflow Vulnerability

Bugtraq ID:	36975
Class:	Boundary Condition Error
CVE:	CVE-2009-2832
Remote:	Yes
Local:	No
Published:	Nov 09 2009 12:00AM
Updated:	Nov 10 2009 10:06PM
Credit:	Apple
Vulnerable:	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
Not Vulnerable:	Apple Mac OS X Server 10.6.2

Apple Mac OS X FTP Server CWD Command Buffer Overflow Vulnerability

Apple Mac OS X is prone to a buffer-overflow vulnerability that affects the FTP component.

Successful exploits may allow attackers to execute arbitrary code within the context of the application. Failed exploit attempts will likely result in a denial-of-service condition.

NOTE: This issue was previously covered in BID 36956 (Apple Mac OS X 2009-006 Multiple Security
Vulnerabilities), but has been assigned its own record to better document it.

Apple Mac OS X FTP Server CWD Command Buffer Overflow Vulnerability

Currently we are not aware of any working exploits. If you feel we are in error or if you are aware of more recent information, please mail us at: [email protected].

Apple Mac OS X FTP Server CWD Command Buffer Overflow Vulnerability

Solution:
The vendor released an update. Please see the references for details.


Apple Mac OS X Server 10.6

• Apple MacOSXServerUpdCombo10.6.2.dmg
  For Mac OS X Server v10.6
  http://www.apple.com/support/downloads/

Apple Mac OS X Server 10.5.8

• Apple SecUpdSrvr2009-006.dmg
  For Mac OS X Server v10.5.8
  http://www.apple.com/support/downloads/

Apple Mac OS X Server 10.6.1

• Apple MacOSXServerUpd10.6.2.dmg
  For Mac OS X Server v10.6.1
  http://www.apple.com/support/downloads/

Apple Mac OS X FTP Server CWD Command Buffer Overflow Vulnerability

References:

• Mac OS X Homepage (Apple)