Any SSH server may contain a flaw that may allow a malicious user to log in without authorization. The issue is triggered when an .shosts file is used for authentication. It is possible that the flaw may allow unauthorized login resulting in a loss of integrity.
Classification
Location:
Remote/Network Access Required
Attack Type:
Misconfiguration
Impact:
Loss of Integrity
Exploit:
Exploit Unknown
OSVDB:
Best Practice
Solution
It is possible to correct the flaw by implementing the following workaround(s): Disable .shosts authentication.