FlywheelAcummulatedRewards/FlywheelBribeRewards gains are instantaneous and can be frontrun

Lines of code Vulnerability details Impact FlywheelAcummulatedRewards/FlywheelBribeRewards gains are instantaneous and can be frontrun. The user only needs to frontrun the delegate before each incentive is distributed to get the incentive, and there is no way to prevent the user from undelegating...

MEV: Operator can bribe miner and steal honest operator's bond amount if gas price went high

Lines of code Vulnerability details Description Operators in Holograph do their job by calling executeJob with the bridged in bytes from source chain. If the primary job operator did not execute the job during his allocated block slot, he is punished by taking a single bond amount and transfer it...

Repeated calls to deliverBribes() risks draining bribe of assets into Gauge

Lines of code Vulnerability details Impact Funds drain from Bribe prematurely with repeated calls to deliverBribes Proof of Concept Calling deliverBribes calls deliverRewards which transfers the amount specified as the rewards due and sends to gauge. Repeated calls to deliverBribes makes repeated...

Rewards can be locked in Bribe contract because distributing them is depend of base token reward amount and Gauge.deliverBribes() is not get called always by Voter.distribute()

Lines of code Vulnerability details Impact Voter.distribute calls Gauge.deliverBribes if claimablegauge / DURATION 0 was True and claimablegauge shows base token rewards for gauge. Gauge.deliverBribes calls Bribe.deliverReward which transfers the rewards to Gauge. so for Bribe rewards to been...

Bribe Rewards Not Claimable By Voters

Lines of code Vulnerability details Background Based on the code of Gauge contract, there are two types of rewards that can be claimed from the Gauge contract by its users. 1. Gauge Rewards - For users Liquidity providers who deposit their LP tokens a.k.a LP Token Staker into the liquidity gauge...

Wrong reward distribution in Bribe because deliverReward() won't set tokenRewardsPerEpoch[token][epochStart] to 0

Lines of code Vulnerability details Impact Function deliverReward in Bribe contract won't set tokenRewardsPerEpochtokenepochStart to 0 after transferring rewards. Gauge.getReward calls Voter.distribute which calls Gauge.deliverBribes which calls Bribe.deliverReward. so if Gauge.getReward or...

Gauge Rewards Not Claimable By LP Token Stakers

Lines of code Vulnerability details Background Based on the code of Gauge contract, there are two types of rewards that can be claimed from the Gauge contract by its users. 1. Gauge Rewards - For users Liquidity providers who deposit their LP tokens a.k.a LP Token Staker into the liquidity gauge...

In Bribe, tokenRewardsPerEpoch isn't decreased after transferring the rewards

Lines of code Vulnerability details Impact DoS issues when users try to claim rewards. Proof of Concept tokenRewardsPerEpochtokenadjustedTstamp for a given epoch only increases when bribe.notifyRewardAmount is called and never decreases. Before it's called first time in a given epoch, this value...

Bribe Rewards Struck In Contract If Deposited During First Epoch

Lines of code Vulnerability details Vulnerability Details Bribe rewards added to the Bribe contract in the first epoch will not be claimable by any voters, and the rewards will struck in the Bribe contract. Proof-of-Concept Assume that the current epoch is epoch 0, and start date of epoch 0 is Da...

Bribe Rewards Not Collected In Current Period Will Be Lost Forever

Lines of code Vulnerability details High Bribe Rewards Not Collected In Current Period Will Be Lost Forever Vulnerability Details It was observed that if the bribe rewards are not collected in the current period, they will not be accrued to future epoch, and they will be lost forever...

Bribe.sol is not meant to handle fee-on-transfer tokens

Lines of code Vulnerability details Impact Should a fee-on-transfer token be added as a reward token and deposited, the tokens will be locked in the Bribe contract. Voters will be unable to withdraw their rewards. Proof of Concept Tokens are deposited into the Bribe contract using...

functions deposit() and notifyRewardAmount() in Bribe and Gauge contract don't consider deflationary tokens when transferring

Lines of code Vulnerability details Impact The actual amount that has been transferred can be different than requested amount in deflationary tokens and this is not been addressed in transferring logic in the code. This can cause wrong calculation and rewards distribution for users. Proof of...

Gauge: Attacker can call notifyRewardAmount function to insert malicious token to prevent reward distribution

Lines of code Vulnerability details Impact The notifyRewardAmount function of the Gauge contract can be called by anyone, and can insert any token when rewards.length MAXREWARDTOKENS. And the notifyRewardAmount function of the Gauge contract will call the addRewardToken of the Bribe contract to a...

Russian Arrested After Offering $1 Million to U.S. Company Employee for Planting Malware

Hackers always find a way in, even if there's no software vulnerability to exploit. The FBI has arrested a Russian national who recently traveled to the United States and offered $1 million in bribe to an employee of a targeted company for his help in installing malware into the company's compute...

Russian Arrested After Offering $1 Million to U.S. Company Employee for Planting Malware

Hackers always find a way in, even if there's no software vulnerability to exploit. The FBI has arrested a Russian national who recently traveled to the United States and offered $1 million in bribe to an employee of a targeted company for his help in installing malware into the company's compute...