Vulnerability Description
wolfSSL before 4.8.1 incorrectly skips OCSP verification in certain situations of irrelevant response data that contains the NoCheck extension.
CVSS Score
5.9
MEDIUM
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Wolfssl | Wolfssl | < 4.8.1 |
Related Weaknesses (CWE)
References
- https://github.com/wolfSSL/wolfssl/commit/f93083be72a3b3d956b52a7ec13f307a27b6e0PatchThird Party Advisory
- https://www.wolfssl.com/docs/wolfssl-changelog/Release NotesVendor Advisory
- https://github.com/wolfSSL/wolfssl/commit/f93083be72a3b3d956b52a7ec13f307a27b6e0PatchThird Party Advisory
- https://www.wolfssl.com/docs/wolfssl-changelog/Release NotesVendor Advisory
FAQ
What is CVE-2021-38597?
CVE-2021-38597 is a vulnerability with a CVSS score of 5.9 (MEDIUM). wolfSSL before 4.8.1 incorrectly skips OCSP verification in certain situations of irrelevant response data that contains the NoCheck extension.
How severe is CVE-2021-38597?
CVE-2021-38597 has been rated MEDIUM with a CVSS base score of 5.9/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2021-38597?
Check the references section above for vendor advisories and patch information. Affected products include: Wolfssl Wolfssl.