Leaderboard
791All-time rank
SV
Swapos V2
Apr 16, 2023
$468K
Lost
$468K
Recovered
$0
Net loss
$468K
Unrecovered0% recovered
Swapos V2 was exploited through a broken k-value invariant in the swap pool, allowing attackers to drain approximately $468K from the protocol by manipulating the automated market maker's core pricing mechanism.
How the exploit worked
View reproducible PoCerror k value Attack.
Lost: ~$468k
Source: DeFiHackLabs (SunWeb3Sec)
- Target
- DeFi
- Classification
- Protocol Logic
- Technique
- Swap Logic Flaw
- Attribution
- Unknown
- Chains
Ethereum
Event timeline
- Apr 16, 2023Exploit executed — $468K drained via swap logic flaw
- Attributed to Unknown
- Recovery status Unrecovered 0%
Data credits
- DefiLlamaIncident record, amounts, chains, recovery data and logo
- DeFiHackLabsExploit analysis and reproducible proof-of-concept (by SunWeb3Sec)