FAQI am an admin, should I drop everything and fix this?Probably not.The attack requires an active Man-in-the-Middle attacker that can intercept and modify the connection's traffic at the TCP/IP layer. Additionally, we require the negotiation of either ChaCha20-Poly1305, or any CBC cipher in combination with Encrypt-then-MAC as the connection's encryption mode. ...
SSH is an internet standard that provides secure access to network services, particularly remote terminal login and file transfer within organizational networks and to over 15 million servers on the open internet. Terrapin is a prefix truncation attack targeting the SSH protocol. More precisely, Terrapin breaks the integrity of SSH's secure channel...