VULNERABILITY INTELLIGENCE

CVE-2022-48566

CVSS score5.9 MEDIUM
EPSS probability1.30%
CISA KEVNot currently listed
Published2023-08-22
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N

Description

An issue was discovered in compare_digest in Lib/hmac.py in Python through 3.9.1. Constant-time-defeating optimisations were possible in the accumulator variable in hmac.compare_digest.

Weakness classification

  • nvd@nist.gov: CWE-362

Primary references