CVE-2022-33916

Name: CVE-2022-33916
Creator: NVD / NIST
Published: 2022-08-23T01:15:07.71+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.5/10EPSS 1.03%

Last modified Jun 17, 2026

CVE-2022-33916 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. OPC UA .NET Standard Reference Server 1.04.368 allows a remote attacker to cause the application to access sensitive information.. EPSS estimates a 1.03% chance of exploitation in the next 30 days.

Description

OPC UA .NET Standard Reference Server 1.04.368 allows a remote attacker to cause the application to access sensitive information.

Metrics

CVSS 3.1

7.5/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

EPSS Probability

1.03%

59.3th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Vendor	Product	Versions
Opcfoundation	Ua .Net Standard Stack	1.04.368

References

https://files.opcfoundation.org/SecurityBulletins/OPC%20Foundation%20Security%20Bulletin%20CVE-2022-33916.pdfPatch, Vendor Advisory
https://opcfoundation.orgVendor Advisory
https://files.opcfoundation.org/SecurityBulletins/OPC%20Foundation%20Security%20Bulletin%20CVE-2022-33916.pdfPatch, Vendor Advisory
https://opcfoundation.orgVendor Advisory

Timeline

Published: Aug 23, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2022-33916?

OPC UA .NET Standard Reference Server 1.04.368 allows a remote attacker to cause the application to access sensitive information.

How severe is CVE-2022-33916?

CVE-2022-33916 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 1.03% probability of exploitation in the next 30 days.

How do I fix CVE-2022-33916?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2022-33916?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST