apodlosky / PoC_CurveBall

PoC for "CurveBall" CVE-2020-0601

CVE-2020-0601 - CurveBall

Highlights

• PoC for CVE-2020-0601
• Trivial solution for private-key of 1
• Non-trivial solution for 1 < private-key < curve-order
• Written in C, uses OpenSSL's libcrypto

Requirements

• Linux of some variety
• apt install libssl libssl-dev
  • Or whatever package mananger you use

Compiling

• make

Usage

• ./curveball MicrosoftECCProductRootCA2018.cer

• ./curveball -d 555 MicrosoftECCProductRootCA2018.cer