VERDICT —UNRATED
Verdict pending. Auto-ingested incidents are reviewed before a public verdict is rendered.
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/2023-04/Sushi_Router_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
Classification: Protocol Logic. Technique: Missing Input Validation. Target type: DeFi Protocol. Affected chains: Ethereum, Arbitrum, Optimism, BSC. Implementation language: Solidity. Funds returned: $3,300,000.
Sourced from
DefiLlama Hacks dataset · api.llama.fi/hacks
Technical record
- chain
- multichain
- protocol
- SushiSwap
- bug_class
- logic
- date_occurred
- 2023-04-10
- loss_usd
- $3,300,000
- classification
- Protocol Logic
- technique
- Missing Input Validation
- target_type
- DeFi Protocol
- language
- Solidity
- source_id
- dl:adhoc:sushiswap:1681084800
Related — same bug class· logic