On March 2022, OneRing Finance was exploited in a oracle manipulation, resulting in approximately $1 in losses. That makes the OneRing Finance exploit the 474th largest DeFi incident out of 690 documented in our archive.
Attack Mechanics: How the OneRing Finance Oracle Manipulation Played Out
Exploit Class Applied to OneRing Finance
The OneRing Finance incident on March 21, 2022 is classified as a Oracle Manipulation. The attacker skews the price feed the protocol trusts — often via a thin DEX pool — forcing the contract to misprice collateral. In the full archive, OneRing Finance is 1 of 19 documented oracle manipulation incidents.
OneRing Finance in Context
At $1, the OneRing Finance exploit is a minor (<$1M) event compared to the largest same-class incident in our archive — – BonqDAO (2023) at $88M.
Prior Oracle Manipulation Before OneRing Finance
The nearest oracle manipulation incident before OneRing Finance was PancakeBunny, 306 days earlier on May 19, 2021. The same exploit class surfaced again within the oracle manipulation attack surface.
OneRing Finance Vulnerability Signature
The primary source categorises the OneRing Finance exploit specifically as “Flashloan & Price Oracle Manipulation”. This narrower label is entity-specific: it reflects how the OneRing Finance contract failed, rather than the broad oracle manipulation pattern alone.
Impact & Recovery for OneRing Finance
OneRing Finance Loss Figure
The OneRing Finance exploit caused $1 in losses — a minor (<$1M) incident and the 67th largest of 129 documented in 2022.
Where OneRing Finance Sits Among Oracle Manipulation Attacks
Ranked by loss size, OneRing Finance is the 10th largest of 19 oracle manipulation incidents documented. That puts the OneRing Finance loss below the class average of $9.69M.
Timeline Since the OneRing Finance Incident
The OneRing Finance exploit occurred 4.1 years ago (1,485 days). The contract, its fork-block, and the attack transaction remain on-chain and forensically reproducible.
Primary Reference for OneRing Finance
Public post-mortem / on-chain analysis for the OneRing Finance incident: view source.
FAQ
How much did OneRing Finance lose?
The OneRing Finance exploit in March 2022 resulted in $1 in losses — the 67th largest of 129 DeFi incidents that year.
When did the OneRing Finance hack happen?
The OneRing Finance exploit was recorded on March 21, 2022 — 1,485 days ago.
What type of exploit hit OneRing Finance?
The OneRing Finance incident is classified as a Oracle Manipulation. The attacker skews the price feed the protocol trusts — often via a thin DEX pool — forcing the contract to misprice collateral.
How common is the Oracle Manipulation pattern seen at OneRing Finance?
Our archive contains 19 documented oracle manipulation incidents. The OneRing Finance incident is one of them.
How does OneRing Finance compare to the largest Oracle Manipulation attack?
The largest oracle manipulation incident in our archive is – BonqDAO (2023) at $88M. The OneRing Finance loss is $1.
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