CVE-2021-38597

Description

wolfSSL before 4.8.1 incorrectly skips OCSP verification in certain situations of irrelevant response data that contains the NoCheck extension.

Category

5.9
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.18%
Vendor Advisory wolfssl.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://www.wolfssl.com/docs/wolfssl-changelog/ release notes vendor advisory
https://github.com/wolfSSL/wolfssl/commit/f93083be72a3b3d956b52a7ec13f307a27b6e093 third party advisory patch

Frequently Asked Questions

What is the severity of CVE-2021-38597?
CVE-2021-38597 has been scored as a medium severity vulnerability.
How to fix CVE-2021-38597?
To fix CVE-2021-38597, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2021-38597 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2021-38597 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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