Dao Maker

Exploit

Estimated loss

$4.00M

VERDICT —UNRATED

Verdict pending. Auto-ingested incidents are reviewed before a public verdict is rendered.

▰ METHOD

Undisclosed

Root cause

Root-cause analysis not yet published. The incident description below contains all currently available signal — review the attack transaction directly for definitive forensics.

▰ PROOF OF CONCEPT

DEFIHACKLABS

src/test/2021-09/DaoMaker_exp.sol

view forked test on github ↗

Reproducible Foundry test fork from SunWeb3Sec/DeFiHackLabs. Clone the repo, run forge test against the file path above, and replay the exploit against a mainnet fork at the historical block. Use for reproduction only — not for live targets.

Forensic narrative

DaoMaker was exploited for ~$4m. They left the `init` function unprotected. The attacker re-initialized the contract with malicious data and then called `emergencyExit` to get away with the funds. Reported loss: $4,000,000.

Primary source

https://twitter.com/Mudit__Gupta/status/1434059922774237185 ↗

Sourced from

chainsec

Technical record