CVEs-PoC/2020/CVE-2020-26264.md

CVE-2020-26264

Description

Go Ethereum, or "Geth", is the official Golang implementation of the Ethereum protocol. In Geth before version 1.9.25 a denial-of-service vulnerability can make a LES server crash via malicious GetProofsV2 request from a connected LES client. This vulnerability only concerns users explicitly enabling les server; disabling les prevents the exploit. The vulnerability was patched in version 1.9.25.

POC

Reference

No PoCs from references.

Github

• https://github.com/ARPSyndicate/cvemon
• https://github.com/VPRLab/BlkVulnReport
• https://github.com/demining/Solidity-Forcibly-Send-Ether-Vulnerability