CVE-2019-20399
MEDIUMParity Libsecp256k1 < 0.3.1 - Information Disclosure
Title source: ruleDescription
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
Core References
Patch, Third Party Advisory x_refsource_misc
https://github.com/paritytech/libsecp256k1/commit/11ba23a9766a5079918cd9f515bc100bc8164b50
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