On December 2023, UnverifiedContr_0x431abb was exploited in a business logic flaw, resulting in approximately $500K in losses. That makes the UnverifiedContr_0x431abb exploit the 117th largest DeFi incident out of 690 documented in our archive.
Attack Mechanics: How the UnverifiedContr_0x431abb Business Logic Flaw Played Out
Exploit Class Applied to UnverifiedContr_0x431abb
The UnverifiedContr_0x431abb incident on December 1, 2023 is classified as a Business Logic Flaw. A business-logic bug in the contract — such as an incorrect formula or missing state update — lets the attacker withdraw more than their share. In the full archive, UnverifiedContr_0x431abb is 1 of 144 documented business logic flaw incidents.
UnverifiedContr_0x431abb in Context
At $500K, the UnverifiedContr_0x431abb exploit is a minor (<$1M) event compared to the largest same-class incident in our archive — – EulerFinance (2023) at $200M.
Prior Business Logic Flaw Before UnverifiedContr_0x431abb
The nearest business logic flaw incident before UnverifiedContr_0x431abb was TheNFTV2, 6 days earlier on November 25, 2023 ($19K lost). The same exploit class surfaced again within the business logic flaw attack surface.
Impact & Recovery for UnverifiedContr_0x431abb
UnverifiedContr_0x431abb Loss Figure
The UnverifiedContr_0x431abb exploit caused $500,000 in losses — a minor (<$1M) incident and the 47th largest of 214 documented in 2023. This single incident represents 0.1% of all tracked losses that year.
Where UnverifiedContr_0x431abb Sits Among Business Logic Flaw Attacks
Ranked by loss size, UnverifiedContr_0x431abb is the 22nd largest of 144 business logic flaw incidents documented. That puts the UnverifiedContr_0x431abb loss below the class average of $6.08M.
Timeline Since the UnverifiedContr_0x431abb Incident
The UnverifiedContr_0x431abb exploit occurred 2.4 years ago (865 days). The contract, its fork-block, and the attack transaction remain on-chain and forensically reproducible.
Primary Reference for UnverifiedContr_0x431abb
Public post-mortem / on-chain analysis for the UnverifiedContr_0x431abb incident: view source.
FAQ
How much did UnverifiedContr_0x431abb lose?
The UnverifiedContr_0x431abb exploit in December 2023 resulted in $500,000 in losses — the 47th largest of 214 DeFi incidents that year.
When did the UnverifiedContr_0x431abb hack happen?
The UnverifiedContr_0x431abb exploit was recorded on December 1, 2023 — 865 days ago.
What type of exploit hit UnverifiedContr_0x431abb?
The UnverifiedContr_0x431abb incident is classified as a Business Logic Flaw. A business-logic bug in the contract — such as an incorrect formula or missing state update — lets the attacker withdraw more than their share.
How common is the Business Logic Flaw pattern seen at UnverifiedContr_0x431abb?
Our archive contains 144 documented business logic flaw incidents. The UnverifiedContr_0x431abb incident is one of them.
How does UnverifiedContr_0x431abb compare to the largest Business Logic Flaw attack?
The largest business logic flaw incident in our archive is – EulerFinance (2023) at $200M. The UnverifiedContr_0x431abb loss is $500K.
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