PuTTY Multiple Vulnerabilities

 Vulnerabilities has been identified in PuTTY, which can be exploited by malicious people to potentially compromise a user's system.

The vulnerabilities are caused due to some integer overflow errors when handling the SSH handshake and can be exploited to cause heap-based buffer overflows via a negative handshake message length.

Successful exploitation of may allow execution of arbitrary code, but requires tricking the user into connecting to a malicious server