Headline
GHSA-8j98-cjfr-qx3h: github.com/ecies/go vulnerable to possible private key restoration
Impact
If functions Encapsulate(), Decapsulate() and ECDH() could be called by an attacker, he could recover any private key that he interacts with.
Patches
Patched in v2.0.8
Workarounds
You could manually check public key by calling IsOnCurve() function from secp256k1 libraries.
References
https://github.com/ashutosh1206/Crypton/blob/master/Diffie-Hellman-Key-Exchange/Attack-Invalid-Curve-Point/README.md
github.com/ecies/go vulnerable to possible private key restoration
High severity GitHub Reviewed Published Dec 4, 2023 in ecies/go • Updated Dec 5, 2023
Related news
ecies is an Elliptic Curve Integrated Encryption Scheme for secp256k1 in Golang. If funcations Encapsulate(), Decapsulate() and ECDH() could be called by an attacker, they could recover any private key that interacts with it. This vulnerability was patched in 2.0.8. Users are advised to upgrade.