Medium severity · published Dec 12, 2023
CVE-2023-31048
The OPC UA .NET Standard Reference Server before 1.4.371.86
5.3
CVSS
0.8%
EPSS
No
On KEV
Description
The OPC UA .NET Standard Reference Server before 1.4.371.86. places sensitive information into an error message that may be seen remotely.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
Low
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.8% · higher than 56% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
UA
Ua-.netstandard · Opcfoundation
before 1.4.371.86 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2023-31048
CVE.org
https://www.cve.org/CVERecord?id=CVE-2023-31048
Vendor Advisory
https://files.opcfoundation.org/SecurityBulletins/OPC%20Foundation%20Security%20Bulletin%20CVE-2023-31048.pdf
Release Notes
https://github.com/OPCFoundation/UA-.NETStandard/releases
Release Notes
https://github.com/OPCFoundation/UA-.NETStandard/releases/tag/1.4.371.86
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