RUSTSEC-2020-0156

Observable Discrepancy in libsecp256k1-rs

Issued
Package
libsecp256k1-rs (crates.io)
Type
Vulnerability
Categories
  • crypto-failure
Aliases
Details
https://nvd.nist.gov/vuln/detail/CVE-2019-20399
CVSS
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
Patched
  • >=0.3.1

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.

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