CVE-2022-25640
7.5
HIGH
CVSS 3.1
EPSS 5.1%
Description
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.
How to fix CVE-2022-25640
To remediate CVE-2022-25640, upgrade the affected package to a fixed version below.
- Debian/wolfssl—upgrade to 4.6.0+p1-0+deb11u1 or later
Is CVE-2022-25640 being exploited?
Moderate — EPSS is 5.1%. Track this CVE but it's not at the top of the prioritisation list.
Affected packages (1)
- from 0, < 4.6.0+p1-0+deb11u1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N |