Exploit - Bitvise Winsshd 8.48

: In version 8.48, certain failures during SCP file uploads (like setting file time) could cause the SSH Server's file transfer subsystem to abort abruptly instead of reporting an error properly. Race Condition Crash

If an active attacker sits in a Man-in-the-Middle (MitM) position, they can stealthily remove extension negotiation messages. This degrades the connection security by disabling features like keystroke timing defenses. Bitvise did not implement the mandatory "strict key exchange" mitigation until version 9.32. 3. Exploitation of Windows Directory Permissions bitvise winsshd 8.48 exploit