VULNERABILITY INTELLIGENCE
CVE-2021-24115
CVSS score9.8 CRITICAL
EPSS probability1.92%
CISA KEVNot currently listed
Published2021-02-22
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
In Botan before 2.17.3, constant-time computations are not used for certain decoding and encoding operations (base32, base58, base64, and hex).
Weakness classification
- nvd@nist.gov: NVD-CWE-noinfo
Primary references
- cve@mitre.org — Release Notes, Vendor Advisory
- cve@mitre.org — Patch, Third Party Advisory
- cve@mitre.org — Patch, Third Party Advisory
- af854a3a-2127-422b-91ae-364da2661108 — Release Notes, Vendor Advisory
- af854a3a-2127-422b-91ae-364da2661108 — Patch, Third Party Advisory
- af854a3a-2127-422b-91ae-364da2661108 — Patch, Third Party Advisory