Neutra Finance Hack

TOTAL LOST $36K
Low Spot Price Manipulation arbitrum
Affected Chain arbitrum Incident surface
Recovered - No recovery reported
All-Time Rank #2190 By amount stolen
Year 2023 Incident year

Incident Report

Protocol / Project Neutra Finance
Date of Incident
Affected Chain(s) arbitrum
Attack Technique Spot Price Manipulation
Classification Oracle Manipulation

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 spot price manipulation and Solidity and EVM internals
Capital Required Seed capital to cover gas and initial position setup
On-Chain Access Ability to interact with arbitrum smart contracts and deploy a custom exploit contract
Protocol Analysis Identification of the exploitable vulnerability in Neutra Finance's contract logic - root cause: oracle manipulation
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 Spot Price Manipulation vulnerabilities in code review

If you're auditing a protocol with similar architecture to Neutra Finance, these are the critical security checks that could have prevented this incident (August 2023).

  • Verify all logic paths related to Spot Price Manipulation are guarded by proper access controls and input validation - see the Oracle Manipulation & Price Manipulation attack class for patterns
  • Audit oracle price feeds for manipulation risks - ensure time-weighted average prices (TWAPs) or multi-source aggregators are used, not spot prices
  • 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.

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Related Attack Classes

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

See all Oracle Manipulation & Price Manipulation examples →

Learn to Prevent the Next Neutra Finance

The Neutra 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.

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