7.5

CVE-2019-25003: parity libsecp256k1

CVSS: 7.5v3.1HighModified
AliasesGHSA-hrjm-c879-pp86RUSTSEC-2019-0027
Published 31-12-2020Last modified 05-08-2024
Open JSON

Vulnerability summary

CVE-2019-25003 is a high (CVSS 7.5) vulnerability in parity libsecp256k1. EPSS estimates a 1.42% chance of exploitation in the next 30 days, higher than 72.6% of scored vulnerabilities.

Overall risk
30/100
0100
Medium · default modelHow is this calculated?
CVSS score
7.5/10
010
High · v3.1 (NVD)
EPSS score
1.42%
0%100%
Low · +0.02 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Timeline

  1. 31-12-2020
    PublishedVulnerability first disclosed.
  2. 05-08-2024
    Last modifiedVulnerability information updated.

Description

An issue was discovered in the libsecp256k1 crate before 0.3.1 for Rust. Scalar::check_overflow allows a timing side-channel attack; consequently, attackers can obtain sensitive information.

CVSS metrics

3 scores · 2 sources · 2 versions

EPSS trend

Probability

1.42%

Chance of exploitation in the next 30 days

Percentile

73%

Versus all other CVEs

30-day change

+0.02 pp

From 1.40% on 21-09-2026

21-09-202621-10-2026
EPSS score
1.42%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

No weakness data has been published for this record.

Affected systems

Crates.Io1 product
  • libsecp256k1< 0.3.1 | ≥ 0.0.0-0, < 0.3.1
Parity1 product

2 vendors · 2 products

References

5 links