Description (CNA)
Go Ethereum (aka geth) through 1.10.21 allows attackers to increase rewards by mining blocks in certain situations, and using a manipulation of time-difference values to achieve replacement of main-chain blocks, aka Riskless Uncle Making (RUM), as exploited in the wild in 2020 through 2022.
Affected (CNA)
| Vendor / product | Versions |
|---|---|
| n/a / n/a | affected n/a |
CWE
No CWE identifiers supplied.
References
- https://github.com/ethereum/go-ethereum/blob/671094279e8d27f4b4c3c94bf8b636c26b473976/core/forkchoice.go#L91-L94
- https://medium.com/%40aviv.yaish/uncle-maker-time-stamping-out-the-competition-in-ethereum-d27c1cb62fef
- http://dx.doi.org/10.13140/RG.2.2.27813.99043
- https://news.ycombinator.com/item?id=32354896
ADP enrichment
No English description supplied.
- https://github.com/ethereum/go-ethereum/blob/671094279e8d27f4b4c3c94bf8b636c26b473976/core/forkchoice.go#L91-L94
- https://medium.com/%40aviv.yaish/uncle-maker-time-stamping-out-the-competition-in-ethereum-d27c1cb62fef
- http://dx.doi.org/10.13140/RG.2.2.27813.99043
- https://news.ycombinator.com/item?id=32354896