PocketMine-MP BookEditPacket crash when inventory slot in the packet is invalid
### Summary If a client sends a BookEditPacket with InventorySlot greater than 35, the server will crash due to an unhandled exception thrown by `BaseInventory->getItem()`. ### Details Crashes at https://github.com/pmmp/PocketMine-MP/blob/b744e09352a714d89220719ab6948a010ac636fc/src/network/mcpe/handler/InGamePacketHandler.php#L873 ### PoC Using Gophertunnel, use `serverConn.WritePacket(&packet.BookEdit{InventorySlot: 36})` ### Impact Server crash, all servers ### Patched versions This issue was fixed by 47f011966092f275cc1b11f8de635e89fd9651a7, and the fix was released in 5.11.2.
describes (1)
Related CVEs.
| ID | severity | exploitable | ||
|---|---|---|---|---|
| CVE-2024-58380US | medium6.5 | — | ||
PocketMine-MP versions before 5.11.2 contain a denial of service vulnerability in BookEditPacket handling that crashes the server when an invalid inventory slot value is provided.… | ||||
references
External citations — patches, advisories, analysis.
- https://github.com/pmmp/PocketMine-MPPACKAGE
- https://github.com/pmmp/PocketMine-MP/blob/b744e09352a714d89220719ab6948a010ac636fc/src/network/mcpe/handler/InGamePacketHandler.php#L873WEB
- https://github.com/pmmp/PocketMine-MP/commit/47f011966092f275cc1b11f8de635e89fd9651a7WEB
- https://github.com/pmmp/PocketMine-MP/security/advisories/GHSA-xc7j-wj36-qjfrWEB
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