Medium, CVSS 5.9crates.ioPublished
Observable Discrepancy in libsecp256k1-rs
CVE-2019-20399 · GHSA-7cqg-8449-rmfv
- Affected
- crates.io libsecp256k1-rs < 0.3.1
- Fixed in
- 0.3.1· Vendor fix available
- Issue
- A timing vulnerability in the Scalar::checkoverflow function in Parity libsecp256k1-rs before 0.3.1 potentially allows an attacker to leak information via a side-channel attack.
Recommended action: Upgrade to 0.3.1 or later, then redeploy and verify.A vendor fix does not resolve your finding until you verify it in your own systems.