Information disclosure in Opcfoundation Ua-.netstandard
CVE-2023-31048
The OPC UA .NET Standard Reference Server before 1.4.371.86. places sensitive information into an error message that may be seen remotely.
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: 0.008 (54.7th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 55th percentile — 54.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.008 · newest: 0.008 · change: 0.000
Affected products
Weakness classification (CWE)
Public proof-of-concept exploits
References
- github.com/OPCFoundation/UA-.NETStandard/releases (Release Notes)
- github.com/OPCFoundation/UA-.NETStandard/releases/tag/1.4.371.86 (Release Notes)
- files.opcfoundation.org/SecurityBulletins/OPC Foundation Security Bulletin CVE-… (Vendor Advisory)
Frequently asked questions
- What is CVE-2023-31048?
- CVE-2023-31048 is a medium-severity vulnerability in Opcfoundation Ua-.netstandard, classified under Generation of Error Message Containing Sensitive Information. CVSS score: 5.3/10. Published 2023-12-12.
- How severe is CVE-2023-31048?
- Medium severity. CVSS v3 base score is 5.3 out of 10.
- Is CVE-2023-31048 known to be exploited?
- 4 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.