Blockchain security firm releases Cetus hack post-mortem report

Blockchain security firm Dedaub released a post-mortem report on the Cetus decentralized exchange hack, identifying the root cause of the attack as an exploit of the liquidity parameters used by the Cetus automated market maker (AMM), which went undetected by a code “overflow” check.

According to the report, the hackers exploited a flaw in the most significant bits (MSB) check, allowing them to manipulate the values for the liquidity parameters by orders of magnitude and establish relatively large positions with a keystroke. The Dedaub security…