Vulnerability Details : CVE-2022-25640
In wolfSSL before 5.2.0, a TLS 1.3 server cannot properly enforce a requirement for mutual authentication. A client can simply omit the certificate_verify message from the handshake, and never present a certificate.
Vulnerability category: BypassGain privilege
Products affected by CVE-2022-25640
- cpe:2.3:a:wolfssl:wolfssl:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2022-25640
0.08%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 36 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2022-25640
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
5.0
|
MEDIUM | AV:N/AC:L/Au:N/C:N/I:P/A:N |
10.0
|
2.9
|
NIST | |
|
7.5
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N |
3.9
|
3.6
|
NIST |
CWE ids for CVE-2022-25640
-
When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct.Assigned by: nvd@nist.gov (Primary)
References for CVE-2022-25640
-
https://github.com/wolfSSL/wolfssl/pull/4831
Improve the client certificate checking logic by dgarske · Pull Request #4831 · wolfSSL/wolfssl · GitHubPatch;Third Party Advisory
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