What is CVE-2023-41151?

CVE-2023-41151 is a high-severity vulnerability in Microsoft Windows, classified under Improper Handling of Exceptional Conditions. CVSS score: 7.5/10. Published 2023-12-14.

How severe is CVE-2023-41151?

High severity. CVSS v3 base score is 7.5 out of 10.

Resource exhaustion in Microsoft Windows

CVE-2023-41151

An uncaught exception issue discovered in Softing OPC UA C++ SDK before 6.30 for Windows operating system may cause the application to crash when the server wants to send an error packet, while socket is blocked on writing.

Published 2023-12-14 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.007 (53.1th percentile), scored 2026-10-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 53rd percentile — 53.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.007 · newest: 0.007 · change: 0.000

Affected products

Weakness classification (CWE)

References

industrial.softing.com/fileadmin/psirt/downloads/2023/syt-2023-3.html (Vendor Advisory)

Frequently asked questions

What is CVE-2023-41151?: CVE-2023-41151 is a high-severity vulnerability in Microsoft Windows, classified under Improper Handling of Exceptional Conditions. CVSS score: 7.5/10. Published 2023-12-14.
How severe is CVE-2023-41151?: High severity. CVSS v3 base score is 7.5 out of 10.