Description
Event Monitor in Apple Mac OS X before 10.6.3 does not properly validate hostnames of SSH clients, which allows remote attackers to cause a denial of service (arbitrary client blacklisting) via a crafted DNS PTR record, related to a "plist injection issue."
References
- APPLE-SA-2010-03-29-1 vendor-advisory
- http://support.apple.com/kb/HT4077