CVE-2023-31048
Exposure of Sensitive Information in OPC UA .NET Standard Reference Server
5.3
MEDIUM
CVSS 3.1
EPSS 0.37%
Description
This security update resolves a vulnerability in the OPC UA .NET Standard Reference Server that allows remote attackers to send malicious requests that expose sensitive information. https://files.opcfoundation.org/SecurityBulletins/OPC%20Foundation%20Security%20Bulletin%20CVE-2023-31048.pdf
How to fix CVE-2023-31048
To remediate CVE-2023-31048, upgrade the affected package to a fixed version below.
- —upgrade to 1.4.371.86 or later
- —upgrade to 1.4.371.86 or later
Is CVE-2023-31048 being exploited?
Low — EPSS is 0.4%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- from 0, < 1.4.371.86
- from 0, < 1.4.371.86
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM5.3 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N |