ICSA-23-257-05: Siemens SIMATIC IPCs
CISA advisory · released 2023-09-12
Source record Collected from CISA's CSAF advisory feed
- Distribution label in the document: TLP:WHITE
- Revision 6, 2025-05-06 (final)
CISA's summary
Summary: Several Intel-CPU based SIMATIC IPCs are affected by an information exposure vulnerability (CVE-2022-40982) in the CPU that could allow an authenticated local user to potentially read other users' data [1]. The issue is also known as "Gather Data Sampling" (GDS) or Downfall Attacks. For details refer to the chapter "Additional Information". 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. [1] https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00828.html
Products, as the advisory lists them
| Vendor | Product | Version |
|---|---|---|
| Siemens | SIMATIC Field PG M6 | <V26.01.11 |
| Siemens | SIMATIC IPC627E | <V25.02.14 |
| Siemens | SIMATIC IPC647E | <V25.02.14 |
| Siemens | SIMATIC IPC677E | <V25.02.14 |
| Siemens | SIMATIC IPC847E | <V25.02.14 |
| Siemens | SIMATIC IPC1047 | vers:all/* |
| Siemens | SIMATIC IPC1047E | <V4.2 |
| Siemens | SIMATIC IPC BX-39A | <V29.01.04 |
| Siemens | SIMATIC IPC PX-39A | <V29.01.04 |
| Siemens | SIMATIC IPC PX-39A PRO | <V29.01.04 |
| Siemens | SIMATIC IPC RW-543A | <V1.1.2 |
DeSpy has not checked any unit, hardware revision or firmware.
Vulnerabilities in this advisory
- CVE-2022-40982 — CVE-2022-40982 · CWE-200
Information exposure through microarchitectural state after transient execution in certain vector execution units for some Intel(R) Processors may allow an authenticated user to potentially enable information disclosure via local access.
Acknowledgments, as the advisory lists them
- Siemens: reporting this vulnerability to CISA.
The advisory's legal notice
The use of Siemens Security Advisories is subject to the terms and conditions listed on: https://www.siemens.com/productcert/terms-of-use.
Sources
DeSpy's copy of this version is dated 2026-09-28.
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