ICSA-23-103-03: Siemens in OPC Foundation Local Discovery Server
CISA advisory · released 2023-04-11
Source record Collected from CISA's CSAF advisory feed
- Distribution label in the document: TLP:WHITE
- Revision 8, 2025-05-06 (final)
CISA's summary
Summary: A vulnerability was identified in OPC Foundation Local Discovery Server which also affects Siemens products that could allow an attacker to escalate privileges under certain circumstances. Siemens has released new versions for several affected products and recommends to update to the latest versions. Siemens recommends specific countermeasures for products where fixes are not, or not yet available.
Products, as the advisory lists them
| Vendor | Product | Version |
|---|---|---|
| Siemens | OpenPCS 7 V9.1 | vers:all/* |
| Siemens | SIMATIC NET PC Software V14 | vers:all/* |
| Siemens | SIMATIC NET PC Software V15 | vers:all/* |
| Siemens | SIMATIC NET PC Software V16 | <V16_Update_8 |
| Siemens | SIMATIC NET PC Software V17 | <V17_SP1 |
| Siemens | SIMATIC NET PC Software V18 | <V18_Update_1 |
| Siemens | SIMATIC Process Historian 2020 OPC UA Server | vers:all/* |
| Siemens | SIMATIC Process Historian 2022 OPC UA Server | <V2022_SP1 |
| Siemens | SIMATIC WinCC | <V8.0 |
| Siemens | SIMATIC WinCC Runtime Professional | <V18_Update_2 |
| Siemens | SIMATIC WinCC Unified PC Runtime V18 | <V18.0_SP1_Update_1 |
| Siemens | TeleControl Server Basic V3 | <V3.1.2 |
DeSpy has not checked any unit, hardware revision or firmware.
Vulnerabilities in this advisory
- CVE-2022-44725 — CVE-2022-44725 · CWE-20
OPC Foundation Local Discovery Server (LDS) in affected products uses a hard-coded file path to a configuration file. This allows a normal user to create a malicious file that is loaded by LDS (running as a high-privilege user).
Acknowledgments, as the advisory lists them
- Siemens ProductCERT: reporting this vulnerability to CISA.
The advisory's legal notice
Siemens Security Advisories are subject to the terms and conditions contained in Siemens' underlying license terms or other applicable agreements previously agreed to with Siemens (hereinafter "License Terms"). To the extent applicable to information, software or documentation made available in or through a Siemens Security Advisory, the Terms of Use of Siemens' Global Website (https://www.siemens.com/terms_of_use, hereinafter "Terms of Use"), in particular Sections 8-10 of the Terms of Use, shall apply additionally. In case of conflicts, the License Terms shall prevail over the Terms of Use.
Sources
DeSpy's copy of this version is dated 2026-09-28.
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