Description
PocketMine-MP before 4.0.7 contains an unhandled exception vulnerability in the ModalFormResponsePacket handler when processing malformed JSON from clients. Attackers can send specially crafted form response packets with invalid JSON to trigger an uncaught InvalidArgumentException, causing server crashes.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| pmmp | PocketMine-MP | < 4.0.7 | 4.0.7 |
Affected packages
| Ecosystem | Package | Affected | Fixed | Record |
|---|---|---|---|---|
| Packagist | pocketmine/pocketmine-mp | >= 4.0.0, < 4.0.7 | 4.0.7 | GHSA-wjfq-88q2-r34j |
References
- GitHub Security Advisory (GHSA-wjfq-88q2-r34j) vendor-advisory
- Patch Commit patch
- VulnCheck Advisory: PocketMine-MP before 4.0.7 Denial of Service via JSON Decoding third-party-advisory