No accured interest charge and decrese operation in DBR

Lines of code Vulnerability details Impact although DBR record the accured interest when it increasing, but there is no other operation on it, so if a user borrowed from the protocol, there is no interest chargement of it, and on top of that, the deficitOf function represent the user's debt...

no interest calculation charging & lp provider reward in market contract

Lines of code Vulnerability details Impact there is no accrued interest charging for the borrower' debt, borrower at the same time cannot decrease their accured interestthis bug's detail is present in my previous finding, and there is also no reward for those lp provider who deposit their token i...

5 Things Rapid7 Looks for in a BDR, and How We Spot Them

Every successful organization has a great salesforce. At Rapid7, the Business Development Representative BDR Program is a huge source of talent for our sales organization. Some of our most successful salespeople come from the program. So, what is it? The BDR Program at Rapid7 is an entry-level...

FBI Warns Investors to Take Precautions with Decentralized Financial Platforms

The U.S. Federal Bureau of Investigation FBI on Monday warned of cyber criminals increasingly exploiting flaws in decentralized finance DeFi platforms to plunder cryptocurrency. "The FBI has observed cyber criminals exploiting vulnerabilities in the smart contracts governing DeFi platforms to ste...

Interest rate can be gamed

Lines of code Vulnerability details Impact A lender may borrow to increase interest rate, and as such game the bank. Proof of Concept Suppose a lender borrows half of the amount he has lent. If by doing so he increases the utilization such that the interest rate more than doubles which may be...

LinearInterestRate mode has the risk of drastic fluctuation of interestRate by flash borrow attack, make borrower pay more interest

Lines of code Vulnerability details Impact In LinearInterestRate mode, the minInterest can be as low as MININT=0, and the maxInterest can be as high as MAXINT=146248508681. In getNewRate function, the newRate is determined by utilization. If utilization=1e5, the interestRate can be MAXINT. There...

Interest rates will not compound correctly if seldom called

Lines of code Vulnerability details Impact While interest rates for second-by-second compounding are calculated correctly they are then not call every second, which leads to incorrect amounts of interest being calculated. This may have implications for the entire stability of the coin as the...

Builder can pay only half of the agreed upon interest on his debt by exploiting daily interest accrual

Lines of code Vulnerability details Impact Project bulder can get away with paying the community owner only half of the agreed upon interest on his debt. Theoretically, the community owner can defend himself from this exploit, if he's aware of this bug, but chances are that he won’t be aware. Pro...

Community can lose interest because interest was calculated by days instead of seconds

Lines of code Vulnerability details Impact Community's owner lose amount of interest from project up to half of total interest Proof of concept When builder repay any loan amount by function repayLender or community call function lendToProject, function claimInterest in contract Community will be...

In Community.sol, the interest calculation formula is not correct.

Lines of code Vulnerability details Impact Currently, it calculates interest using the number of days and builders would pay nearly half or less interest than they should. So lenders wouldn't get the interest as expected and it means builders can steal the interest from lenders. Proof of Concept ...

Unclaimed interest is 0 within 24 hours since the last time that loan is lent or interest is earned for project

Lines of code Vulnerability details Impact When returnToLender is called, the unclaimed interest is calculated as below. uint256 noOfDays = block.timestamp - communityProject.lastTimestamp / 86400; // 246060 /// Interest formula = principal APR days / 365 1000 // prettier-ignore uint256...

CVE-2022-2157

Use after free in Interest groups in Google Chrome prior to 103.0.5060.53 allowed a remote attacker who had compromised the renderer process to potentially exploit heap corruption via a crafted HTML page...

DEBIAN-CVE-2022-2157

Use after free in Interest groups in Google Chrome prior to 103.0.5060.53 allowed a remote attacker who had compromised the renderer process to potentially exploit heap corruption via a crafted HTML page...

CVE-2022-2157

Use after free in Interest groups in Google Chrome prior to 103.0.5060.53 allowed a remote attacker who had compromised the renderer process to potentially exploit heap corruption via a crafted HTML page...

CVE-2022-2157

Use after free in Interest groups in Google Chrome prior to 103.0.5060.53 allowed a remote attacker who had compromised the renderer process to potentially exploit heap corruption via a crafted HTML page...

UBUNTU-CVE-2022-2157

Use after free in Interest groups in Google Chrome prior to 103.0.5060.53 allowed a remote attacker who had compromised the renderer process to potentially exploit heap corruption via a crafted HTML page...

CVE-2022-2157

Use after free in Interest groups in Google Chrome prior to 103.0.5060.53 allowed a remote attacker who had compromised the renderer process to potentially exploit heap corruption via a crafted HTML page...

VaultTracker miscalculates compounding interest

Lines of code Vulnerability details Impact VaultTracker neglect previously accrued interest while attempting to calculate new interest. This causes nToken holders to receive less yield than they should. All functions within VaultTracker that calculate interest are affected, including addNotional,...

Loss of funds in an underlying protocol would cause catostrophic loss of funds for swivel

Lines of code Vulnerability details Impact Loss of all user funds Proof of Concept This exploit stems from a quirk in the way that exchange rate is tracked for matured positions. We first need to breakdown how interest is calculate for a matured position. In L124 the yield for a matured position ...

getBorrowRate must return rate per block but currently return rate per year

Lines of code Vulnerability details Impact getBorrowRate must return rate per block as defined in compound interest rate model but currently return rate per year. Defined here: Proof of Concept This is definition / @notice Calculates the current borrow interest rate per block @param cash The tota...