Vulnerability in Opcfoundation Ua .Net Standard Stack

CVE-2024-42513

Vulnerability in the OPC UA .NET Standard Stack before 1.5.374.158 allows an unauthorized attacker to bypass application authentication when using HTTPS endpoints.

Published · last modified .

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.

EPSS exploit prediction

EPSS: 0.006 (45.6th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 46th percentile — 45.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2024-42513: held from 0.005 to 0.006.

EPSS over last 30 days · oldest: 0.005 · newest: 0.006 · change: +0.000

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2024-42513?
CVE-2024-42513 is a medium-severity vulnerability in Opcfoundation Ua .Net Standard Stack, classified under Authentication Bypass by Primary Weakness. CVSS score: 5.3/10. Published 2025-02-10.
How severe is CVE-2024-42513?
Medium severity. CVSS v3 base score is 5.3 out of 10.