VULNERABILITY INTELLIGENCE

CVE-2019-16143

CVSS score9.8 CRITICAL
EPSS probability0.93%
CISA KEVNot currently listed
Published2019-09-09
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Description

An issue was discovered in the blake2 crate before 0.8.1 for Rust. The BLAKE2b and BLAKE2s algorithms, when used with HMAC, produce incorrect results because the block sizes are half of the required sizes.

Weakness classification

  • nvd@nist.gov: CWE-327

Primary references