Posted 12/13/2023, 2:31:03 PM
OKX DEX Loses $2.7M in Exploit After Contract Upgrade
- OKX DEX suffered a $2.7M exploit after a proxy admin upgraded a contract, allowing a hacker to compromise the private key
- The exploit occurred on Dec 12 after the proxy admin owner upgraded the DEX proxy contract to a new implementation contract
- The hacker began stealing tokens, continuing even after another contract upgrade at 1153 pm UTC
- Blockchain security firms SlowMist and Scopescan reported the attack, with OKX saying any user losses will be "fully borne"
- The total estimated loss from the attack is around $2.7M in various cryptocurrencies