CVE-2022-51013

PocketMine-MP versions before 4.2.3 fail to validate damage metadata values in tool and armor item NBT data received from clients. Attackers can send negative or out-of-range damage values in itemstack NBT to trigger unhandled exceptions in the Durable class, causing server crashes...

CVE-2022-51014

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...

CVE-2022-51015

PocketMine-MP before 4.0.6 does not validate facing values in PlayerActionPacket for STARTBREAK and CRACKBREAK actions or in UseItemTransactionData typically within InventoryTransactionPacket. A remote authenticated attacker can send crafted packets with invalid facing values e.g., negative or...

CVE-2022-51016

PocketMine-MP 3.x before 3.27.0 does not implement Minecraft Bedrock protocol encryption, so the server cannot verify that a connecting client possesses the private key corresponding to its login token. An attacker who captures a valid login from another player's session for example by tricking t...

CVE-2022-51017

PocketMine-MP versions before 3.26.5 and 4.0.5 fail to validate the length of skin data fields submitted by players, allowing uncapped values to exceed the 32767 byte TAGString limit. Attackers can submit oversized skin data fields like skinID or geometryName to trigger exceptions during NBT data...

CVE-2022-51018

PocketMine-MP before 3.26.5 and 4.0.x before 4.0.5 does not limit book page text length, page count, or author/title length. A player who obtains a writable book can create oversized NBT 'book bombs', causing excess bandwidth consumption and server crashes exceeding the 1 MB chunk size limit when...

CVE-2022-51011

PocketMine-MP before 4.2.10 fails to validate the total length of incoming chat message blobs before splitting them by newline characters, allowing attackers to send large messages containing many newlines. Malicious clients can send megabyte-sized chat packets and bombard the server with thousan...

CVE-2022-51010

PocketMine-MP versions before 4.4.2 fail to properly validate item IDs received from clients in itemstack NBT data. Attackers can send crafted item IDs outside the valid range to trigger an uncaught exception that crashes the server...

CVE-2022-51018

PocketMine-MP before 3.26.5 and 4.0.x before 4.0.5 does not limit book page text length, page count, or author/title length. A player who obtains a writable book can create oversized NBT 'book bombs', causing excess bandwidth consumption and server crashes exceeding the 1 MB chunk size limit when...

CVE-2022-51018 PocketMine-MP before 3.26.5 and 4.0.5 Input Validation via Book Pages

PocketMine-MP before 3.26.5 and 4.0.x before 4.0.5 does not limit book page text length, page count, or author/title length. A player who obtains a writable book can create oversized NBT 'book bombs', causing excess bandwidth consumption and server crashes exceeding the 1 MB chunk size limit when...

CVE-2022-51018

PocketMine-MP versions before 3.26.5 and 4.0.x before 4.0.5 lack input validation on book item NBT fields (page text length, page count, author/title length). A player with a writable book can craft oversized NBT payloads ("book bombs"), causing excess bandwidth consumption and server crashes by ...

EUVD-2022-56047

PocketMine-MP before 3.26.5 and 4.0.x before 4.0.5 does not limit book page text length, page count, or author/title length. A player who obtains a writable book can create oversized NBT 'book bombs', causing excess bandwidth consumption and server crashes exceeding the 1 MB chunk size limit when...

CVE-2022-51018 PocketMine-MP before 3.26.5 and 4.0.5 Input Validation via Book Pages

PocketMine-MP before 3.26.5 and 4.0.x before 4.0.5 does not limit book page text length, page count, or author/title length. A player who obtains a writable book can create oversized NBT 'book bombs', causing excess bandwidth consumption and server crashes exceeding the 1 MB chunk size limit when...

CVE-2022-51018 PocketMine-MP before 3.26.5 and 4.0.5 Input Validation via Book Pages

PocketMine-MP before 3.26.5 and 4.0.x before 4.0.5 does not limit book page text length, page count, or author/title length. A player who obtains a writable book can create oversized NBT 'book bombs', causing excess bandwidth consumption and server crashes exceeding the 1 MB chunk size limit when...

CVE-2022-51017 PocketMine-MP before 3.26.5 and 4.0.5 Denial of Service via Skin Data

PocketMine-MP versions before 3.26.5 and 4.0.5 fail to validate the length of skin data fields submitted by players, allowing uncapped values to exceed the 32767 byte TAGString limit. Attackers can submit oversized skin data fields like skinID or geometryName to trigger exceptions during NBT data...

CVE-2022-51016 PocketMine-MP 3.x before 3.27.0 Authentication Bypass via Login Replay

PocketMine-MP 3.x before 3.27.0 does not implement Minecraft Bedrock protocol encryption, so the server cannot verify that a connecting client possesses the private key corresponding to its login token. An attacker who captures a valid login from another player's session for example by tricking t...

CVE-2022-51016

PocketMine-MP 3.x before 3.27.0 does not implement Minecraft Bedrock protocol encryption, so the server cannot verify that a connecting client possesses the private key corresponding to its login token. An attacker who captures a valid login from another player's session for example by tricking t...

CVE-2022-51017

PocketMine-MP versions before 3.26.5 and 4.0.5 fail to validate the length of skin data fields submitted by players, allowing uncapped values to exceed the 32767 byte TAGString limit. Attackers can submit oversized skin data fields like skinID or geometryName to trigger exceptions during NBT data...

CVE-2022-51017 PocketMine-MP before 3.26.5 and 4.0.5 Denial of Service via Skin Data

PocketMine-MP versions before 3.26.5 and 4.0.5 fail to validate the length of skin data fields submitted by players, allowing uncapped values to exceed the 32767 byte TAGString limit. Attackers can submit oversized skin data fields like skinID or geometryName to trigger exceptions during NBT data...

CVE-2022-51016 PocketMine-MP 3.x before 3.27.0 Authentication Bypass via Login Replay

PocketMine-MP 3.x before 3.27.0 does not implement Minecraft Bedrock protocol encryption, so the server cannot verify that a connecting client possesses the private key corresponding to its login token. An attacker who captures a valid login from another player's session for example by tricking t...