Microsoft Bug Bounty Program Year in Review: $13.8M in Rewards

We are thrilled to share the results of our collaboration with over 345 security researchers from +45 countries around the world in the past 12 months. Together, we have discovered and fixed more than a thousand potential security issues before they impacted our customers. In recognition of this...

Wrong Accruing executed in VaultBooster.sol

Lines of code Vulnerability details Impact Accounting error in accruing at VaultBooster.sol will cause unexpected problems in VaultBooster.sol contract. Proof of Concept The accrue function of VaultBooster.sol at : does not check whether the return variable of computeAvailabletokenOut i.e.,...

Wrong Type for Time Related Variable

Lines of code Vulnerability details Impact uint8, uint16 was used as Type to declare Time Related Variable in the LiquidationPair.sol contract, this totally wrong as except otherwise stated, seconds is the standard time frame in solidity and the number of digits needed will be too large for uint8...

CONTROLLED LOW-LEVEL CALL

Lines of code Vulnerability details Impact The contract was using call which was accepting address controlled by a user. This can have devastating effects on the contract as a delegate call allows the contract to execute code belonging to other contracts but using it’s own storage. This can very...

Calculation Errors in calculateAndSendFee Function of OptionsPositionManager Contract

Lines of code Vulnerability details Bug Description In the OptionsPositionManager contract, specifically in the calculateAndSendFee function lines 365 to 367, there are several mathematical errors that impact the accuracy of the feeAmount result. These errors can lead to incorrect fee calculation...

slot0 is easily manipulatable

Lines of code Vulnerability details Impact The deposit amount of a user can be manipulated. Proof of Concept slot0 is extremely easy to manipulate as it is the most recent data point. The issue arises due to there not being any protection against sqrtPriceX96 manipulation. // @audit no check...

INCORRECT ACCESS CONTROL

Lines of code https...

deadline using swap functions does not verify that the deadline has passed/expired

Lines of code Vulnerability details Impact In V3Proxy.sol contract, deadline is used in functions like swapExactTokensForTokens, swapTokensForExactTokens, swapExactETHForTokens, swapETHForExactTokens, swapTokensForExactETH and swapExactTokensForETH etc to ensure that the transaction can be execut...

RngRelayAuction can be bricked or used to specify arbitrary winning random numbers

Lines of code Vulnerability details Impact The RngRelayAuction contract deployed on each chain has a rngComplete method that is supposed to be called by the relayer in order to close/complete a prize draw. However this method doesn't have any access control and can therefore be called by anyone...

The protocol uses IRouter01 from Uniswap, which should not be used anymore because of a bug found in the code

Lines of code Vulnerability details Impact The protocol implements Router01 from UniswapV2 to do any swaps of tokens in OptionsPositionManager.sol, but Router01 is deprecated and bugged and should not be used anymore. Proof of Concept As can be seen in the UniswapV2 documentation Router01 should...

cleanup() does not properly handle debt repayment

Lines of code Vulnerability details Impact The cleanup... function in the PositionManager.sol contract is used to deposit remaining users assets back to ROE, repaying debt if any. However the users debt will not be repaid if the user has debt leading to loss of funds for the lenders and the proje...

Risk of silent overflow in rngComplete rewards cast

Lines of code Vulnerability details Impact The rngComplete function uses the rewards function from the RewardLib library to calculates the rewards that should be given, the rewards returned by the rewards function are of type uint256 but before proceeding to the reward transfer the call to...

getTickAtSqrtRatio used in TokenisableRange.sol to calculate lower and upper ticks is used without letting for overflow behavior, which is required

Lines of code Vulnerability details Impact The function getTickAtSqrtRatio is used multiple times in the TokenisableRange.sol, but the library TickMath.sol is compiled with pragma solidity ^0.8.4 as you can see here which doesn't allow for overflows, and since the function is not unchecked,...

ConvexTriCryptoStrategy might not compound all rewards

Lines of code Vulnerability details Impact When compounding in ConvexTriCryptoStrategy, the number of tokens that is swapped into wETH does not account for extraRewards and tokenRewards. This can cause a loss of yield and rewards to be lost. Proof of Concept In ConvexTriCryptoStrategy.executeClai...

Loss of Funds when user wants to repay debt and underflow in _repay () function

Lines of code Vulnerability details Impact There is no check for if userBorrowPartto is greater than or equal to part before subtraction which can lead to loss of funds for user or underflow, incase a user inputs more amount than the user is in debt for. Proof of Concept Provide direct links to a...

Miusing empty string insteaf of oracleData in updateExchangeRate

Lines of code Vulnerability details Impact contract has this storage: /// @notice oracleData bytes public oracleData; updated, rate = oracle.get""; Instead of oracle.get"", it should use proper oracle data which was set otherwise it can lead to undefined behavior where oracle expects data. Proof ...

Joomla JLex Review 6.0.1 - Reflected XSS Vulnerability

Exploit Title: Joomla JLex Review 6.0.1 - Reflected XSS Exploit Author: CraCkEr Vendor: JLexArt Vendor Homepage: https://jlexart.com/ Software Link: https://extensions.joomla.org/extension/jlex-review/ Demo: https://jlexreview.jlexart.com/ Version: 6.0.1 Tested on: Windows 10 Pro Impact: Manipula...

Previewing Talos at BlackHat 2023

Welcome to this weeks edition of the Threat Source newsletter. The time has come once again for all of us well, not me specifically but lots of other Talos people to descend on Las Vegas for Hacker Summer Camp. Cisco Talos will be well-represented at BlackHat and DEF CON over the course of the ne...

Half-Year in Review: Recapping the top threats and security trends so far in 2023

From new ransomware groups, a growing mercenary space, espionage campaigns, supply chain attacks, and new "as a service" tools popping up, theres a lot to talk about already in the first half of 2023. Here are the main threats weve covered on our blog up until the end of June 2023. The timeline i...

Joomla JLex Review 6.0.1 Cross Site Scripting

Exploit Title: Joomla JLex Review 6.0.1 - Reflected XSS Exploit Author: CraCkEr Date: 01/08/2023 Vendor: JLexArt Vendor Homepage: https://jlexart.com/ Software Link: https://extensions.joomla.org/extension/jlex-review/ Demo: https://jlexreview.jlexart.com/ Tested on: Windows 10 Pro Impact:...