Revest Finance Hack

TOTAL LOST $2.0M
Medium Reentrancy ethereum

Summarize with AI

Affected Chain ethereum Incident surface
Recovered - No recovery reported
All-Time Rank #646 By amount stolen
Auditors 1 Prior security audit

Incident Overview

The Revest Protocol pioneers a revolutionary new use of NFTs as financial tools. Individual and project level users can deposit any ERC20 into our interactive FNFTs and set custom unlocking conditions (time, value, or contract based). This high level of composability fills many of the massive gaps in the crypto landscape ranging from something as simple as new KPI based token vesting for launching dev teams to truly game changing implications for derivative and borrowing/lending platforms

Incident Report

Protocol / Project Revest Finance
Date of Incident
Affected Chain(s) ethereum
Attack Technique Reentrancy
Classification Smart Contract Language
Primary Source View Post-Mortem

Protocol Information

Protocol Type NFT Lending
Smart Contract Language Solidity
Official Website revest.finance
Protocol Twitter/X @RevestFinance

Market Context at Time of Hack

Token Categories
Ethereum Ecosystem

What the Attacker Needed to Succeed

Understanding the prerequisites for this type of attack helps auditors identify protocols that are most at risk and helps developers build better defenses.

Technical Knowledge Deep understanding of reentrancy and Solidity and EVM internals
Capital Required Seed capital to cover gas and initial position setup
On-Chain Access Ability to interact with ethereum smart contracts and deploy a custom exploit contract
Protocol Analysis Identification of the exploitable vulnerability in Revest Finance's contract logic - root cause: smart contract language
Execution Speed Precise transaction ordering and timing to exploit the vulnerability within a single atomic block
Obfuscation Plan A strategy to launder and move stolen funds - typically through mixers, cross-chain bridges, or decentralized DEX swaps to resist tracing

What Auditors Should Check

Could this have been caught in audit? Yes — skilled auditors routinely flag Reentrancy vulnerabilities in code review
Audited by Audit Report 1 — still lost $2.0M. Prior audits don't guarantee safety, especially after post-audit code changes.

If you're auditing a protocol with similar architecture to Revest Finance, these are the critical security checks that could have prevented this incident (March 2022).

  • Verify all logic paths related to Reentrancy are guarded by proper access controls and input validation - see the Reentrancy attack class for patterns
  • Check that all state-changing functions follow the Checks-Effects-Interactions (CEI) pattern to prevent reentrancy and logic ordering bugs
  • Review privileged functions (owner, admin, governance) for potential abuse vectors - centralization risks should be documented and bounded with timelocks or multi-sigs

Master these auditing techniques with hands-on labs and real exploit scenarios in the Smart Contract Hacking course.

Free Trial

Security Audit History

Related Attack Classes

The technique used in this hack maps to these vulnerability classes in our security curriculum:

See all Reentrancy examples →

Proof-of-Concept Exploits

1 PoC available
poc-exploits - revest finance

Sources & References

Learn to Prevent the Next Revest Finance

The Revest Finance hack is one of many attacks that skilled auditors are trained to detect before deployment. Master real exploit patterns and defense techniques with hands-on Web3 security training.

Recreate exploit patterns safely Free Trial