shield Flash Loan Attack · $3K loss

– AnnexFinance Hack: How $3K Was Lost in a Flash Loan Attack (2022)

On November 2022, – AnnexFinance was exploited in a flash loan attack, resulting in approximately $3K in losses. That makes the – AnnexFinance exploit the 424th largest DeFi incident out of 690 documented in our archive.

Attack Mechanics: How the – AnnexFinance Flash Loan Attack Played Out

Exploit Class Applied to – AnnexFinance

The – AnnexFinance incident on November 19, 2022 is classified as a Flash Loan Attack. Attackers borrow huge amounts via uncollateralised single-transaction loans and manipulate protocol state before repaying in the same block. In the full archive, – AnnexFinance is 1 of 27 documented flash loan attack incidents.

– AnnexFinance in Context

At $3K, the – AnnexFinance exploit is a minor (<$1M) event compared to the largest same-class incident in our archive — PolterFinance (2024) at $7M.

Prior Flash Loan Attack Before – AnnexFinance

The nearest flash loan attack incident before – AnnexFinance was – UEarnPool, 2 days earlier on November 17, 2022 ($24K lost). The same exploit class surfaced again within the flash loan attack attack surface.

– AnnexFinance Vulnerability Signature

The primary source categorises the – AnnexFinance exploit specifically as “Verify flashLoan Callback”. This narrower label is entity-specific: it reflects how the – AnnexFinance contract failed, rather than the broad flash loan attack pattern alone.

Impact & Recovery for – AnnexFinance

– AnnexFinance Loss Figure

The – AnnexFinance exploit caused $3,000 in losses — a minor (<$1M) incident and the 49th largest of 129 documented in 2022.

Where – AnnexFinance Sits Among Flash Loan Attack Attacks

Ranked by loss size, – AnnexFinance is the 13th largest of 27 flash loan attack incidents documented. That puts the – AnnexFinance loss below the class average of $577.3K.

Timeline Since the – AnnexFinance Incident

The – AnnexFinance exploit occurred 3.4 years ago (1,242 days). The contract, its fork-block, and the attack transaction remain on-chain and forensically reproducible.

Primary Reference for – AnnexFinance

Public post-mortem / on-chain analysis for the – AnnexFinance incident: view source.

FAQ

How much did – AnnexFinance lose?

The – AnnexFinance exploit in November 2022 resulted in $3,000 in losses — the 49th largest of 129 DeFi incidents that year.

When did the – AnnexFinance hack happen?

The – AnnexFinance exploit was recorded on November 19, 2022 — 1,242 days ago.

What type of exploit hit – AnnexFinance?

The – AnnexFinance incident is classified as a Flash Loan Attack. Attackers borrow huge amounts via uncollateralised single-transaction loans and manipulate protocol state before repaying in the same block.

How common is the Flash Loan Attack pattern seen at – AnnexFinance?

Our archive contains 27 documented flash loan attack incidents. The – AnnexFinance incident is one of them.

How does – AnnexFinance compare to the largest Flash Loan Attack attack?

The largest flash loan attack incident in our archive is PolterFinance (2024) at $7M. The – AnnexFinance loss is $3K.

What specific challenge does the BBDSPP scheme address regarding data sharing in the IIoT?

It addresses the challenge of securely sharing data while ensuring privacy protection in the IIoT environment.

What additional information is used to enhance predictive capabilities in the methodology?

Correlation between social media activities and price fluctuations, causal connection among prices, and sentiment of users.