CVE-2019-20399
Medium
Description
A timing vulnerability in the Scalar::check_overflow function in Parity libsecp256k1-rs before 0.3.1 potentially allows an attacker to leak information via a side-channel attack.
SeverityMedium
CVSS5.9
Exploit probability—
ProductParity Libsecp256k1
PublishedJan 23, 2020
First seenJan 23, 2020
How to fix
Update
- parity libsecp256k10.3.1 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| parity libsecp256k1 | v < 0.3.1 | 0.3.1 |
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