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-2022-51018

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...

EUVD-2022-56046

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) fails to implement Minecraft Bedrock protocol encryption, allowing an attacker who captures a valid login token to replay it and impersonate the victim through XBOX Live authentication until the JWT token expires (typically 2–3 days). The attack requires the targ...

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-2022-51017 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...

EUVD-2022-56045

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 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-2022-51017 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-2022-51017

PocketMine-MP versions prior to 3.26.5 and 4.0.5 fail to validate the length of skin data fields (e.g., skinID , geometryName ) submitted by players, allowing uncapped values to exceed the 32767-byte TAG_String limit. This triggers exceptions during NBT data serialization, causing a server crash ...

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...

EUVD-2022-56044

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-2022-51015

PocketMine-MP before 4.0.6 fails to validate facing values in PlayerActionPacket (for START_BREAK and CRACK_BREAK actions) and in UseItemTransactionData (typically within InventoryTransactionPacket). A remote authenticated attacker can send crafted packets with invalid facing values (e.g., negati...

CVE-2022-51015 PocketMine-MP before 4.0.6 Denial of Service via PlayerActionPacket

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-2022-51015 PocketMine-MP before 4.0.6 Denial of Service via PlayerActionPacket

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...

EUVD-2022-56043

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-2022-51014

PocketMine-MP versions before 4.0.7 are affected by an unhandled exception vulnerability in the ModalFormResponsePacket handler. When the server processes malformed JSON from a client, an uncaught InvalidArgumentException is triggered, resulting in a denial of service (server crash). The vulnerab...

CVE-2022-51014 PocketMine-MP before 4.0.7 Denial of Service via JSON Decoding

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...