LP pricing formula is vulnerable to flash loan manipulation

Lines of code Vulnerability details Impact The LP pricing formula used in the buyQuote, sellQuote, addQuote, removeQuote functions of Pair.sol contract is vulnerable to flash loan manipulation. Proof of Concept The baseTokenReserves calculates the current balance of base token reserves. This...

buyQuote should be rounded up

Lines of code Vulnerability details Impact The buyQuote is not rounded up, which can cause a leak of value, due to the buyQuote being underestimated. Proof of Concept The function Pair.buyQuote does not round up, which can cause the issue described under Impact: function buyQuoteuint256...

[M03] Incorrect price calculation for non-stablecoin pairs marked as stable

Lines of code Vulnerability details Impact Pairs that don't have NOTE token but that are still marked as stable will always have an incorrect price calculated for them. Proof of Concept As it can be concluded from the code, stablecoin pairs are pairs with NOTE token: However, there's a separate...

zeroswap/UniswapV2Pair.sol Token reserves per lp token can be manipulated due to lack of MINIMUM_LIQUIDITY when minting the first liquidity with migrator

Lines of code Vulnerability details if totalSupply == 0 address migrator = IUniswapV2Factoryfactory.migrator; if msg.sender == migrator liquidity = IMigratormigrator.desiredLiquidity; requireliquidity 0 && liquidity != uint256-1, "Bad desired liquidity"; else requiremigrator == address0, "Must no...