Description
PocketMine-MP versions before 5.39.2 contain a network amplification vulnerability in ActorEventPacket handling that allows clients to trigger consuming animations for all visible players. Attackers can send crafted ActorEventPacket messages to spam animation events to other clients and waste server CPU and memory resources.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| pmmp | PocketMine-MP | < 5.39.2 | 5.39.2 |
Affected packages
| Ecosystem | Package | Affected | Fixed | Record |
|---|---|---|---|---|
| Packagist | pocketmine/pocketmine-mp | < 5.39.2 | 5.39.2 | GHSA-7hmv-4j2j-pp6f |
References
- GitHub Security Advisory (GHSA-7hmv-4j2j-pp6f) vendor-advisory
- Patch Commit patch
- VulnCheck Advisory: PocketMine-MP before 5.39.2 Network Amplification via ActorEventPacket third-party-advisory