UDP traffic amplification via fastd's fast reconnect feature
fastd is a VPN daemon which tunnels IP packets and Ethernet frames over UDP. When receiving a data packet from an unknown IP address/port combination, fastd will assume that one of its connected peers has moved to a new address and initiate a reconnect by sending a handshake packet. This "fast reconnect" avoids having …
Severity medium: primary CNA CVSS 6.9 v4.0 (worst CNA-provided scenario) Not listed in this KEV snapshot. Forecast present in this snapshot.
Published 2025-01-27T17:31:38.541Z. Updated 2025-01-28T15:39:06.688Z.