Vulnerability Details : CVE-2022-25638
In wolfSSL before 5.2.0, certificate validation may be bypassed during attempted authentication by a TLS 1.3 client to a TLS 1.3 server. This occurs when the sig_algo field differs between the certificate_verify message and the certificate message.
Products affected by CVE-2022-25638
- cpe:2.3:a:wolfssl:wolfssl:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2022-25638
0.10%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 42 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2022-25638
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
---|---|---|---|---|---|---|
4.3
|
MEDIUM | AV:N/AC:M/Au:N/C:N/I:P/A:N |
8.6
|
2.9
|
NIST | |
6.5
|
MEDIUM | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N |
2.8
|
3.6
|
NIST |
CWE ids for CVE-2022-25638
-
The product does not validate, or incorrectly validates, a certificate.Assigned by: nvd@nist.gov (Primary)
References for CVE-2022-25638
-
https://github.com/wolfSSL/wolfssl/pull/4813
Fix for mutual authentication to prevent mismatch of certificate and sigalgo by dgarske · Pull Request #4813 · wolfSSL/wolfssl · GitHubPatch;Third Party Advisory
-
https://www.wolfssl.com/docs/security-vulnerabilities/
wolfSSL Security Vulnerabilities | wolfSSL Embedded SSL/TLS LibraryVendor Advisory
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