Vulnerability in Wolfssl

CVE-2024-5814

A malicious TLS1.2 server can force a TLS1.3 client with downgrade capability to use a ciphersuite that it did not agree to and achieve a successful connection. This is because, aside from the extensions, the client was skipping fully parsing the server hello. https://doi.org/10.46586/tches.v2024.i1.457-500

EPSS: 0.005 (37.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2024-5814?
CVE-2024-5814 is a medium-severity vulnerability in Wolfssl, classified under Improper Access Control. CVSS score: 5.3/10. Published 2024-08-27.
How severe is CVE-2024-5814?
Medium severity. CVSS v3 base score is 5.3 out of 10.
Is CVE-2024-5814 known to be exploited?
4 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.