CVE-2023-54392 | BDVDB-2026-370489 Detail

Description#

PocketMine-MP versions >= 4.20.0 before 4.22.3 (and before 5.2.1 in the 5.x branch) fail to validate NBT tag types in BlockActorDataPacket. A player can crash the server by sending a packet containing sign NBT data with an incorrect tag type, triggering an unhandled UnexpectedTagTypeException that terminates the server process.

Impact#

Weaknesses#

References#

Exploit#

History#

1. Version 12026-09-09Record published in the CVE List.
2. Version 22026-10-08Most recent update recorded in the CVE List.