Vulnerability Description
In Botan before 2.17.3, constant-time computations are not used for certain decoding and encoding operations (base32, base58, base64, and hex).
CVSS Score
9.8
CRITICAL
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Botan Project | Botan | < 2.17.3 |
References
- https://botan.randombit.net/news.htmlRelease NotesVendor Advisory
- https://github.com/randombit/botan/compare/2.17.2...2.17.3PatchThird Party Advisory
- https://github.com/randombit/botan/pull/2549PatchThird Party Advisory
- https://botan.randombit.net/news.htmlRelease NotesVendor Advisory
- https://github.com/randombit/botan/compare/2.17.2...2.17.3PatchThird Party Advisory
- https://github.com/randombit/botan/pull/2549PatchThird Party Advisory
FAQ
What is CVE-2021-24115?
CVE-2021-24115 is a vulnerability with a CVSS score of 9.8 (CRITICAL). In Botan before 2.17.3, constant-time computations are not used for certain decoding and encoding operations (base32, base58, base64, and hex).
How severe is CVE-2021-24115?
CVE-2021-24115 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.
Is there a patch for CVE-2021-24115?
Check the references section above for vendor advisories and patch information. Affected products include: Botan Project Botan.