CVEs-PoC/2021/CVE-2021-39137.md

### [CVE-2021-39137](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-39137)
![](https://img.shields.io/static/v1?label=Product&message=go-ethereum&color=blue)
![](https://img.shields.io/static/v1?label=Version&message=n%2Fa&color=blue)
![](https://img.shields.io/static/v1?label=Vulnerability&message=CWE-436%3A%20Interpretation%20Conflict&color=brighgreen)

### Description

go-ethereum is the official Go implementation of the Ethereum protocol. In affected versions a consensus-vulnerability in go-ethereum (Geth) could cause a chain split, where vulnerable versions refuse to accept the canonical chain. Further details about the vulnerability will be disclosed at a later date. A patch is included in the upcoming `v1.10.8` release. No workaround are available.

### POC

#### Reference
No PoCs from references.

#### Github
- https://github.com/ARPSyndicate/cvemon
- https://github.com/akircanski/coinbugs
- https://github.com/blocksecteam/blocksec_academy
- https://github.com/demining/Solidity-Forcibly-Send-Ether-Vulnerability
- https://github.com/gnc-project/galaxynetwork