ChainBleedv0.1 · open intel
← back to feed·ETHFLASHLOAN2020-01-11 · 6y ago
Incident · CHAINSEC

Fulcrum

Exploit
Estimated loss
$2.50M
VERDICT —UNRATED
Verdict pending. Auto-ingested incidents are reviewed before a public verdict is rendered.
▰ METHOD
FLASHLOAN
FLASHLOANBYTECODE CATCHABLEAI SCANNABLE
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.

Forensic narrative

when Fulcrum team released their own Flash Loans feature on the Ethereum Mainnet, and we happened to find a very critical vulnerability in it. We discovered that $2.5M of user funds from 3 pools could be stolen within a single transaction.. Reported loss: $2,500,000.

Primary source
https://blog.1inch.io/yes-we-hacked-bzx-fulcrum-but-one-month-ago-3f7e5c437ee3
Sourced from
chainsec
Technical record
chain
ethereum
protocol
Fulcrum
bug_class
flashloan
date_occurred
2020-01-11
loss_usd
$2,500,000
source_id
cs:fulcrum::2020-01-11
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