CVE-2019-20399

MEDIUM

Parity Libsecp256k1 < 0.3.1 - Information Disclosure

Title source: rule
STIX 2.1

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.

References (1)

Core 1

Scores

CVSS v3 5.9
EPSS 0.0039
EPSS Percentile 60.1%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N

Details

CWE
CWE-203
Status published
Products (2)
crates.io/libsecp256k1-rs 0 - 0.3.1crates.io
parity/libsecp256k1 < 0.3.1
Published Jan 23, 2020
Tracked Since Feb 18, 2026