Klever-Go KVM: Unauthenticated remote node crash (nil-pointer DoS) in klever-go P2P transaction interceptor (txVersionChecker nil RawData) - potential chain halt

Summary Every transaction gossiped on the klever-go P2P network is decoded and validated synchronously inside the libp2p pubsub topic-validator callback. The validator txVersionChecker.CheckTxVersion dereferences tx.RawData.Version with no nil check. A protobuf Transaction whose embedded RawData...

Embedded Malicious Code

Overview debug is a small debugging utility. Affected versions of this package are vulnerable to Embedded Malicious Code. This package version contains malicious code that monitors network traffic when run in a browser and targets crypto transactions. The injected malicious code activates a hook...

Embedded Malicious Code

Overview Affected versions of this package are vulnerable to Embedded Malicious Code. This package version contains malicious code that monitors network traffic when run in a browser and targets crypto transactions. The injected malicious code activates a hook whenever a Web3 wallet is present...

Embedded Malicious Code

Overview supports-hyperlinks is a Detect whether a terminal supports hyperlinks Affected versions of this package are vulnerable to Embedded Malicious Code. This package version contains malicious code that monitors network traffic when run in a browser and targets crypto transactions. The inject...

The attacker can steal the ETH of users that wanted to buy an NFT by sandwiching the victim transaction.

Lines of code Vulnerability details Impact The attacker can steal the ETH of users that wanted to buy an NFT by sandwiching the victim transaction. Proof of Concept In non-atomic some of the orders could fail and funds should return and the end of execute function - . But the returnETHIfAny...