Title: Apple Mac OS X VPN Daemon (vpnd) -i Parameter Local Format String
Info
Disclosure
May 25, 2007
Discovery
Unknown
Dates
Exploit
Unknown
Solution
May 29, 2007
Description
A format string flaw exists in Mac OS X. vpnd fails to validate command-line data passed to the '-i' parameter resulting in a format string attack. With a specially crafted command-line argument, a local attacker can cause arbitrary code execution resulting in a loss of integrity.
Classification
Location:
Local Access Required,
Local / Remote,
Context Dependent
Attack Type:
Input Manipulation
Impact:
Loss of Integrity
Exploit:
Exploit Rumored
Disclosure:
OSVDB Verified,
Vendor Verified
Solution
Currently, there are no known workarounds or upgrades to correct this issue. However, Apple has released a patch to address this vulnerability.