Manipulations of setFee

Lines of code Vulnerability details Impact If we consider that the fee variable is meaningfully applied, there will still be several problems with this: 1. Admin can setFee up to 100%. This is bad for users, fees should have a reasonable upper limit, e.g. 30% to prevent potential griefing. 2...

Malicious owner can arbitrarily change fee to any % value

Handle 0xRajeev Vulnerability details Impact Tracer protocol like any other allows market creators to charge fees for trades. However, a malicious/greedy owner can arbitrarily change fee to any % value and without an event to observe this change or a timelock to react, there is no easy way for...

Missing fromToken != toToken check in MarginRouter.crossSwapExactTokensForTokens/MarginRouter.crossSwapTokensForExactTokens

Email address [email protected] Handle @cmichelio Eth address 0x6823636c2462cfdcD8d33fE53fBCD0EdbE2752ad Vulnerability details Attacker calls MarginRouter.crossSwapExactTokensForTokens with a fake pair and the same token0 == tokne1. crossSwapExactTokensForTokens1000 WETH, 0, ATTACKERCONTRACT, WETH,...

On Verifiable Delay Functions - How to Slow Burning the Planet Down (Verifiably)

Update: you can find the Part II of this series here In this blog post I am going to talk about some really cool cryptographic research done by Luca De Feo, Simon Masson, Christophe Petit and myself around a relatively new cryptographic construction called Verifiable Delay Functions VDF from now...

CVE-2009-2794: Concurrent Execution using Shared Resource with Improper Synchronization

The Exchange Support component in Apple iPhone OS before 3.1, and iPhone OS before 3.1.1 for iPod touch, does not properly implement the "Maximum inactivity time lock" functionality, which allows local users to bypass intended Microsoft Exchange restrictions by choosing a large Require Passcode...