Leaderboard
809All-time rank
C

Coral

Sep 10, 2020

$420K
Lost
$420K
Recovered
$0
Net loss
$420K
Unrecovered0% recovered

The wRAM token contract had a reentrancy vulnerability in the buyram function. When wram::buyram was called multiple times simultaneously, the asynchronous call to eosio::buyram caused the same RAM bytes value to be used across multiple calls, allowing minting of more tokens than intended.

Target
DeFi
Classification
Reentrancy
Technique
Reentrancy
Attribution
Unknown
Chains
EOS

Event timeline

  1. Sep 10, 2020
    Exploit executed — $420K drained via reentrancy
  2. Attributed to Unknown
  3. Recovery status Unrecovered 0%

Data credits

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