On April 2018, SmartMesh was exploited in a integer overflow, resulting in approximately $140M in losses. That makes the SmartMesh exploit the 4th largest DeFi incident out of 690 documented in our archive.
Attack Mechanics: How the SmartMesh Integer Overflow Played Out
Exploit Class Applied to SmartMesh
The SmartMesh incident on April 24, 2018 is classified as a Integer Overflow. Integer arithmetic wraps around, corrupting balances or allowances. In the full archive, SmartMesh is 1 of 5 documented integer overflow incidents.
SmartMesh in Context
The $140M loss at SmartMesh is the largest integer overflow incident in our archive, ahead of – Poolz (2023, $390K).
Prior Integer Overflow Before SmartMesh
The nearest integer overflow incident before SmartMesh was Beauty Chain, 2 days earlier on April 22, 2018 ($900 lost). The same exploit class surfaced again within the integer overflow attack surface.
SmartMesh Vulnerability Signature
The primary source categorises the SmartMesh exploit specifically as “Overflow”. This narrower label is entity-specific: it reflects how the SmartMesh contract failed, rather than the broad integer overflow pattern alone.
Impact & Recovery for SmartMesh
SmartMesh Loss Figure
The SmartMesh exploit caused $140,000,000 in losses — a mega ($100M+) incident and the 1st largest of 3 documented in 2018. This single incident represents 100% of all tracked losses that year.
Where SmartMesh Sits Among Integer Overflow Attacks
Ranked by loss size, SmartMesh is the 1st largest of 5 integer overflow incidents documented. That puts the SmartMesh loss above the class average of $35.1M.
Timeline Since the SmartMesh Incident
The SmartMesh exploit occurred 8 years ago (2,912 days). The contract, its fork-block, and the attack transaction remain on-chain and forensically reproducible.
Primary Reference for SmartMesh
Public post-mortem / on-chain analysis for the SmartMesh incident: view source.
FAQ
How much did SmartMesh lose?
The SmartMesh exploit in April 2018 resulted in $140,000,000 in losses — the 1st largest of 3 DeFi incidents that year.
When did the SmartMesh hack happen?
The SmartMesh exploit was recorded on April 24, 2018 — 2,912 days ago.
What type of exploit hit SmartMesh?
The SmartMesh incident is classified as a Integer Overflow. Integer arithmetic wraps around, corrupting balances or allowances.
How common is the Integer Overflow pattern seen at SmartMesh?
Our archive contains 5 documented integer overflow incidents. The SmartMesh incident is one of them.
How does SmartMesh compare to the largest Integer Overflow attack?
The largest integer overflow incident in our archive is – Poolz (2023) at $390K. The SmartMesh loss is $140M.
What does the study suggest about the efficiency of the Bitcoin market?
The study suggests that the Bitcoin market exhibits a significant degree of inefficiency, especially in its early years.
How does mandatory NFD affect SRQ according to the study?
Mandatory NFD improves the quality of sustainability reporting.
