BIT-ETCD-2020-15112 Improper Input Validation in etcd

In etcd before versions 3.3.23 and 3.4.10, it is possible to have an entry index greater then the number of entries in the ReadAll method in wal/wal.go. This could cause issues when WAL entries are being read during consensus as an arbitrary etcd consensus participant could go down from a runtime...

Insecure Default Initialization Of Resource

github.com/cometbft/cometbft is vulnerable to Insecure Default Initialization Of Resource. The vulnerability is due to insufficient default values for EvidenceParams.MaxAgeNumBlocks and EvidenceParams.MaxAgeDuration consensus parameters, leading to premature expiration of evidence and potential...

ASA-2024-004: Default configuration param for Evidence may limit window of validity

ASA-2024-004: Default configuration param for Evidence may limit window of validity Component: CometBFT Criticality: Low Affected versions: All Affected users: Validators, Chain Builders + Maintainers Summary A default configuration in CometBFT has been found to be small for common use cases, and...

GHSA-555P-M4V6-CQXV ASA-2024-004: Default configuration param for Evidence may limit window of validity

ASA-2024-004: Default configuration param for Evidence may limit window of validity Component: CometBFT Criticality: Low Affected versions: All Affected users: Validators, Chain Builders + Maintainers Summary A default configuration in CometBFT has been found to be small for common use cases, and...

Chain Split

github.com/ethereum/go-ethereum is vulnerable to Memory-Corruption. The vulnerability is due to mishandled memory copies during certain operations, like CALL-variants, leading to data corruption resulting in a consensus error and possible chain split...

Denial Of Service (DoS)

cometbft is vulnerable to Denial of service attack. The vulnerability is due to a default configuration in cometbft which may affect block times and consensus participation when fully utilized by chain participants. It is advised that chains consider their specific needs for their use case when...

CometBFT's default for `BlockParams.MaxBytes` consensus parameter may increase block times and affect consensus participation

Amulet Security Advisory for CometBFT: ASA-2023-002 Component: CometBFT Criticality: Low Affected versions: All Affected users: Validators, Chain Builders + Maintainers Summary A default configuration in CometBFT has been found to be large for common use cases, and may affect block times and...

GHSA-HQ58-P9MV-338C CometBFT's default for `BlockParams.MaxBytes` consensus parameter may increase block times and affect consensus participation

Amulet Security Advisory for CometBFT: ASA-2023-002 Component: CometBFT Criticality: Low Affected versions: All Affected users: Validators, Chain Builders + Maintainers Summary A default configuration in CometBFT has been found to be large for common use cases, and may affect block times and...

PT-2023-33029 · Cometbft · Cometbft

Name of the Vulnerable Software and Affected Versions: CometBFT versions prior to the next release of each branch Description: A default configuration in CometBFT has been found to be large for common use cases, which may affect block times and consensus participation when fully utilized by chain...

_getNextObservationIndex() Random use of timestamp to determine the currentTime can be manipulated bacause of dangerous strict equalities

Lines of code Vulnerability details Impact The use of strict equalities can be easily manipulated by an attacker. Miners may attempt to manipulate the timestamp. Proof of Concept File: TwabLib.sol Code Link: Code: if newestObservation.timestamp == currentTime File: TwabLib.sol Code Link: Code: if...

GO-2023-1882 Deadlock in github.com/cometbft/cometbft/consensus

An internal modification to the way PeerState is serialized to JSON introduced a deadlock when the new function MarshalJSON is called. This function can be called in two ways. The first is via logs, by setting the consensus logging module to "debug" level which should not happen in production, an...

CVE-2023-34450

CometBFT is a Byzantine Fault Tolerant BFT middleware that takes a state transition machine and replicates it on many machines. An internal modification made in versions 0.34.28 and 0.37.1 to the way struct PeerState is serialized to JSON introduced a deadlock when new function MarshallJSON is...

Format string

CometBFT is a Byzantine Fault Tolerant BFT middleware that takes a state transition machine and replicates it on many machines. An internal modification made in versions 0.34.28 and 0.37.1 to the way struct PeerState is serialized to JSON introduced a deadlock when new function MarshallJSON is...

CVE-2023-34450 CometBFT PeerState JSON serialization deadlock

CometBFT is a Byzantine Fault Tolerant BFT middleware that takes a state transition machine and replicates it on many machines. An internal modification made in versions 0.34.28 and 0.37.1 to the way struct PeerState is serialized to JSON introduced a deadlock when new function MarshallJSON is...

CVE-2023-34450 CometBFT PeerState JSON serialization deadlock

CometBFT is a Byzantine Fault Tolerant BFT middleware that takes a state transition machine and replicates it on many machines. An internal modification made in versions 0.34.28 and 0.37.1 to the way struct PeerState is serialized to JSON introduced a deadlock when new function MarshallJSON is...

CVE-2023-34450 CometBFT PeerState JSON serialization deadlock

CometBFT is a Byzantine Fault Tolerant BFT middleware that takes a state transition machine and replicates it on many machines. An internal modification made in versions 0.34.28 and 0.37.1 to the way struct PeerState is serialized to JSON introduced a deadlock when new function MarshallJSON is...

PT-2023-24886 · Cometbft · Cometbft

Name of the Vulnerable Software and Affected Versions: CometBFT versions 0.34.28 through 0.34.28 CometBFT versions 0.37.1 through 0.37.1 Description: An internal modification to the way struct PeerState is serialized to JSON introduced a deadlock when the new function MarshallJSON is called. This...

Both consensus layer rewards and "32 bonded ETH" will be distributed via ValidatorWithdrawalVault.distributeRewards() as rewards

Lines of code Vulnerability details Impact totalRewards can be a value than staderConfig.getRewardsThreshold in ValidatorWithdrawalVault.distributeRewards. As a result both ETH balances belonging to rewards and staked ETH will be distributed. Proof of Concept Both consensus layer rewards and "32...

Individual nodes can manipluate sdPriceInETH to be any value inside StaderOracle#submitSDPrice

Lines of code Vulnerability details Trusted nodes can submit their attested ethereum price by calling StaderOraclesubmitSDPrice. Once a 66% majority of nodes submit a price for a specific block number, the new sdPriceData will be set to the median of the submitted prices. function...

Chain split caused by memory corruption in EVM

Lines of code Vulnerability details Chain split caused by memory corruption in EVM We recently found that the op-geth@3fa9e81 repository has a memory corruption vulnerability in EVM, which can cause a consensus error. Specifically, vulnerable nodes obtain a different stateRoot when processing a...