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.
{ "versions": [ { "introduced": "0" }, { "fixed": "5.2.0" } ] }
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2022-25640.json"