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Unizen

Mar 8, 2024

$2.1M
Lost
$2.1M
Recovered
$2.1M
Net loss
$0
Full100% recovered

1M (primarily USDT and DAI) via an external call vulnerability introduced in a contract upgrade. The CEO reimbursed affected users starting March 11.

How the exploit worked

View reproducible PoC

unverified external call.

Lost: ~2M

Source: DeFiHackLabs (SunWeb3Sec)

Target
DeFi
Classification
Access Control
Technique
Arbitrary External Call
Attribution
Unknown
Chains
Ethereum

Event timeline

  1. Mar 8, 2024
    Exploit executed — $2.1M drained via arbitrary external call
  2. Attributed to Unknown
  3. Recovery status Full 100%

Data credits

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