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Security Advisories: MDE2OlNlY3VyaXR5QWR2aXNvcnlHSFNBLTdjcWctODQ0OS1ybWZ2

Observable Discrepancy in libsecp256k1-rs

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.

Permalink: https://github.com/advisories/GHSA-7cqg-8449-rmfv
JSON: https://advisories.ecosyste.ms/api/v1/advisories/MDE2OlNlY3VyaXR5QWR2aXNvcnlHSFNBLTdjcWctODQ0OS1ybWZ2
Source: GitHub Advisory Database
Origin: Unspecified
Severity: Moderate
Classification: General
Published: over 3 years ago
Updated: almost 2 years ago


CVSS Score: 5.9
CVSS vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N

EPSS Percentage: 0.00168
EPSS Percentile: 0.54512

Identifiers: GHSA-7cqg-8449-rmfv, CVE-2019-20399
References: Repository: https://github.com/paritytech/libsecp256k1
Blast Radius: 1.0

Affected Packages

cargo:libsecp256k1-rs
Dependent packages: 0
Dependent repositories: 0
Downloads: 5,657 total
Affected Version Ranges: < 0.3.1
Fixed in: 0.3.1
All affected versions: 0.2.0, 0.2.1, 0.2.2, 0.2.3, 0.2.4
All unaffected versions: