Input validation

Frontier is Substrate's Ethereum compatibility layer. In the newly introduced signed Frontier-specific extrinsic for pallet-ethereum, a large part of transaction validation logic was only called in transaction pool validation, but not in block execution. Malicious validators can take advantage of...

CVE-2021-41138 Validity check for signed Frontier-specific extrinsic not called in block execution

Frontier is Substrate's Ethereum compatibility layer. In the newly introduced signed Frontier-specific extrinsic for pallet-ethereum, a large part of transaction validation logic was only called in transaction pool validation, but not in block execution. Malicious validators can take advantage of...

Frontier 输入验证错误漏洞

Frontier is an EtherCompatible layer for Substrate. It is used to run unmodified ethereum dapps. Frontier suffers from an input validation error vulnerability, which stems from the fact that a large portion of the transaction validation logic in the recently introduced signed Frontier-specific...