Root-cause analysis not yet published. The incident description below contains all currently available signal — review the attack transaction directly for definitive forensics.
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.
DeFi leverage project Blueberry Protocol was exploited for approximately $1.35 million. However, the attack was intercepted by a white hat, c0ffeebabe.eth. 366 ETH has already been returned to Blueberry. The vulnerability stemmed from the incorrect handling of decimals by the lending contract. This attack occurred due to a faulty oracle deployment. Attack method (per SlowMist): Oracle Misconfiguration. Reported loss: $ 1,350,000.
- chain
- —
- protocol
- Blueberry Protocol
- bug_class
- oracle
- date_occurred
- 2024-02-22
- loss_usd
- $1,350,000
- source_id
- sm:blueberry-protocol::2024-02-22