TWAP LP price manipulation

Lines of code Vulnerability details Impact The total value locked sum of the pair is used to price the LP. But the reserves of the underlying can be easily influenced by flashloan, then the TVL can vary dramatically.Just like what happened before here Warp. Although getPriceLP use TWAP to calcula...

The LP pair underlying price quote could be manipulated

Lines of code Vulnerability details The LP pair underlying price quote could be manipulated Impact The underlying price for LP pool pair can be manipulated. This kind of price mainpulation happened before, can be found here: Warp Fincance event. Whick may lead to the exploit of the pool by a...

The stable ctoken underlying price quote could be manipulated

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TWAP array can be artificially filled up with the most recent quote

Lines of code Vulnerability details A malicious user can run updateTWAV on each block, quickly replacing all four values of the twavObservations array with the most recent valuation. I.e. the time weighted averaging essence of the recorded price can be directly reduced to always be just most rece...

Oracle may be attacked if an attacker can pump the tokens for the entire block

Lines of code Vulnerability details Impact Attacker may use huge amount of their fund to pump the token in a liquidity pair for one entire block. The oracle will capture the manipulated price as current TWAP implementation may only cover 1 block if timed correctly. First block on every periodSize...

Taker can provide several instances of the cheapest ERC-1155 item in a multi item bundle

Lines of code Vulnerability details Maker bid for a bundle of ERC-1155 items can be tricked into successful execution by providing several instances of the cheapest item instead of the required bundle. This way a malicious taker can receive full maker's price, providing several instances of the...

BathToken with initial liquidity of 1 wei causes very expensive share price leading to precision errors and loss of funds

Lines of code Vulnerability details Impact The creator of a new BathToken is able to maliciously manipulate the share price by providing lowest possible amount 1 wei of liquidity initialLiquidityNew and then artificially blowing up the BathToken token balance. Following depositors will loose thei...

GHSA-RHFF-65HP-55RW Magento allows attackers to alter the price of items

Magento Commerce versions 2.4.2 and earlier, 2.4.2-p1 and earlier and 2.3.7 and earlier are affected by an improper input validation vulnerability during the checkout process. An unauthenticated attacker can leverage this vulnerability to alter the price of items...

YieldManager's distributeYield can be subject to sandwich attacks

Lines of code Vulnerability details distributeYield uses Uniswap swaps via convertAssetToExchangeToken and Curve swaps via convertToStableCoin. UniswapAdapter and CurveswapAdapter do use Oracle for price estimation, but distributeYield calls use hard coded 5% SLIPPAGE, which is wide enough to mak...

Glovo: Integer overflow vulnerability

Summary: In one of my previous reports i send parameter tampering report vulnerability. Then you asked me to send PoC and you just closed it, that's why i'm sending you this new report with exactly name of vulnerability. Integer Overflows are closely related to other conditions that occur when...

[WP-H1] A malicious early user/attacker can manipulate the vault's pricePerShare to take an unfair share of future users' deposits

Lines of code Vulnerability details This is a well-known attack vector for new contracts that utilize pricePerShare for accounting. / @notice Calculates the number of shares that should be minted or burnt when a user deposit or withdraw. @param tokens Amount of asset tokens @return Number of...

[WP-H5] yVault.sol A malicious early user/attacker can manipulate the vault's pricePerShare to take an unfair share of future users' deposits

Lines of code Vulnerability details function deposituint256 amount public noContractmsg.sender requireamount 0, "INVALIDAMOUNT"; uint256 balanceBefore = balance; token.safeTransferFrommsg.sender, addressthis, amount; uint256 supply = totalSupply; uint256 shares; if supply == 0 shares = amount; el...

Owner could frontrun with higher price

Lines of code Vulnerability details Impact User can buy tokenOut at price X and be front-run by the owner by setting a higher price. Proof of Concept Recommended Mitigation Steps Changes in price by the owner should have some time lock to protect the buyer from frontrunning --- The text was updat...

Krisp: Add more seats by paying less via PUT /v2/seats request manipulation

Summary: I could not fully test this vulnerability because the test plan must be completed for the payment process, that is, 30 days. But the price value in api also changes and if payment is made according to this value, wrong billing will occur. The annual pro option for Team plan billing is $6...

Vader TWAP averages wrong

Handle cmichel Vulnerability details The vader price in LiquidityBasedTWAP.getVaderPrice is computed using the pastLiquidityWeights and pastTotalLiquidityWeight return values of the syncVaderPrice. The syncVaderPrice function does not initialize all weights and the total liquidity weight does not...

mintSynth is vulnerable to price manipulation.

Handle certora Vulnerability details mintSynth is vulnerable to price manipulation. amountSynth is calculated based on the current price, which can be manipulated. Impact Pool funds can be stolen. Proof of Concept pool funds can be stolen in the following steps: take a flashloan of foreignAsset...

No slippage tolerance checks during swap functions opens up flashloan attacks and price manipulation

Handle jayjonah8 Vulnerability details Impact With functions like joinTokenSingle in SingleTokenJoin.sol that handle swapping with uniswapV2 like exchanges there are no slippage tolerance checks in place to prevent flashloan attacks and price manipulation. Proof of Concept Tools Used Manual code...

Possible price manipulation while adding liquidity to uniV3

Handle 0x421f Vulnerability details Right now if we see the code there are no checks before liq being added to check if pool is manipulated. Hence there rises possibility of sandwich attack vector here, more so with concentrated liq imo Could be done with flash loan or with own tokens Attack woul...

AddLiquidity allows sandwich attacks on direct use within hard coded 5% slippage tolerance

Handle hyh Vulnerability details Impact Liquidity provision can happen at a manipulated price which leads to immediate loss for liquidity provider i.e. IL happens right after liquidity provision in this case. This yields direct loss for an account owner, for example schematically: 0. Suppose...

RewardReinvestor.provideReinvest and splitReinvest are vulnerable to sandwich attacks as market price isn't checked

Handle hyh Vulnerability details Impact Liquidity provision can happen at a manipulated price which leads to immediate loss for liquidity provider i.e. IL happens right after liquidity provision in this case. This yields direct loss for an LP account owner, for example schematically: 0. Suppose...