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Category:   Application (Security)  >   vpnd Vendors:   Apple
Mac OS X vpnd Bug Lets Remote Users Deny Service
SecurityTracker Alert ID:  1019052
SecurityTracker URL:  http://securitytracker.com/id/1019052
CVE Reference:   CVE-2007-6276   (Links to External Site)
Updated:  Jul 1 2008
Original Entry Date:  Dec 6 2007
Impact:   Denial of service via network
Fix Available:  Yes  Vendor Confirmed:  Yes  Exploit Included:  Yes  

Description:   A vulnerability was reported in vpnd on Mac OS X. A remote user can cause denial of service conditions.

A remote user can send specially crafted data to cause the target service to crash.

mu-b reported this vulnerability.

A demonstration exploit is available at:

http://milw0rm.com/exploits/4690

Impact:   A remote user can cause denial of service conditions.
Solution:   The vendor has issued a fix (Security Update 2008-004 and Mac OS X 10.5.4), which can be downloaded and installed via Software Update preferences, or from Apple Downloads at:

http://www.apple.com/support/downloads/

The vendor's advisory is available at:

http://support.apple.com/kb/HT2163

Vendor URL:  support.apple.com/kb/HT2163 (Links to External Site)
Cause:   Boundary error
Underlying OS:  UNIX (macOS/OS X)
Underlying OS Comments:  10.5 through 10.5.3

Message History:   None.


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