Cyber Resilience

CVE-2023-7234

Medium

Published: 16 January 2024

Published
16 January 2024
Modified
21 November 2024
KEV Added
Patch
CVSS Score v3.1 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
EPSS Score 0.0011 29.6th percentile
Risk Priority 11 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2023-7234 is a medium-severity Improper Output Neutralization for Logs (CWE-117) vulnerability in Integrationobjects Opc Ua Server Toolkit. Its CVSS base score is 5.3 (Medium).

Operationally, ranked at the 29.6th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

OPCUAServerToolkit will write a log message once an OPC UA client has successfully connected containing the client's self-defined description field.

CWE(s)

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

integrationobjects
opc ua server toolkit
all versions

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

addresses: CWE-116 CWE-117

Validating that output matches expected content directly mitigates failures to properly encode or escape data for its destination context.

addresses: CWE-117

Policy and procedures require sanitization and neutralization when generating audit logs to avoid injection issues.

References