ICSA-19-318-02: Siemens S7-1200 and S7-200 SMART CPUs (Update B)
CISA advisory · released 2019-11-12
Source record Collected from CISA's CSAF advisory feed
- Distribution label in the document: TLP:WHITE
- Revision 2, 2020-07-14 (final)
Products, as the advisory lists them
| Vendor | Product | Version |
|---|---|---|
| Siemens | SIMATIC S7-1200 CPU family V4.x (incl.'SIPLUS variants) | <_with_Function_State_FS_11 |
| Siemens | SIMATIC S7-1200 CPU family < V4.x (incl.'SIPLUS variants) | vers:all/* |
| Siemens | SIMATIC S7-200 SMART CPU ST20 (6ES7 288-1ST20-0AA0) | <=V2.5.0_and_Function_State_FS_9 |
| Siemens | SIMATIC S7-200 SMART CPU ST30 (6ES7 288-1ST30-0AA0) | <=V2.5.0_and_Function_State_FS_9 |
| Siemens | SIMATIC S7-200 SMART CPU ST40 (6ES7 288-1ST40-0AA0) | <=V2.5.0_and_Function_State_FS_8 |
| Siemens | SIMATIC S7-200 SMART CPU ST60 (6ES7 288-1ST60-0AA0) | <=V2.5.0_and_Function_State_FS_8 |
| Siemens | SIMATIC S7-200 SMART CPU SR20 (6ES7 288-1SR20-0AA0) | <=V2.5.0_and_Function_State_FS_11 |
| Siemens | SIMATIC S7-200 SMART CPU SR30 (6ES7 288-1SR30-0AA0) | <=V2.5.0_and_Function_State_FS_10 |
| Siemens | SIMATIC S7-200 SMART CPU SR40 (6ES7 288-1SR40-0AA0) | <=V2.5.0_and_Function_State_FS_10 |
| Siemens | SIMATIC S7-200 SMART CPU SR60 (6ES7 288-1SR60-0AA0) | <=V2.5.0_and_Function_State_FS_12 |
| Siemens | SIMATIC S7-200 SMART CPU CR40 (6ES7 288-1CR40-0AA0) | <=V2.2.2_and_Function_State_FS_8 |
| Siemens | SIMATIC S7-200 SMART CPU CR60 (6ES7 288-1CR60-0AA0) | <=V2.2.2_and_Function_State_FS_10 |
| Siemens | SIMATIC S7-200 SMART CPU CR20s (6ES7 288-1CR20-0AA1) | <=V2.3.0_and_Function_State_FS |
| Siemens | SIMATIC S7-200 SMART CPU CR30s (6ES7 288-1CR30-0AA1) | <=V2.3.0_and_Function_State_FS |
| Siemens | SIMATIC S7-200 SMART CPU CR40s (6ES7 288-1CR40-0AA1) | <=V2.3.0_and_Function_State_FS |
| Siemens | SIMATIC S7-200 SMART CPU CR60s (6ES7 288-1CR60-0AA1) | <=V2.3.0_and_Function_State_FS |
DeSpy has not checked any unit, hardware revision or firmware.
Vulnerabilities in this advisory
- CVE-2019-13945 — CVE-2019-13945 · CWE-749
There is an access mode used during manufacturing of the affected devices that allows additional diagnostic functionality. The security vulnerability could be exploited by an attacker with physical access to the UART interface during boot process.
Acknowledgments, as the advisory lists them
- Siemens ProductCERT: reporting this vulnerability to CISA.
- Ali Abbasi, Ruhr University of Bochum: for coordinating disclosure
- Artem Zinenko, Kaspersky: for pointing out that SIPLUS should also be mentioned
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.
This product uses the NVD API but is not endorsed or certified by the NVD.
CVE records: Copyright © 1999-2026, The MITRE Corporation. CVE is a trademark and the CVE logo is a registered trademark of The MITRE Corporation.
CVE Usage: MITRE hereby grants you a perpetual, worldwide, non-exclusive, no-charge, royalty-free, irrevocable copyright license to reproduce, prepare derivative works of, publicly display, publicly perform, sublicense, and distribute Common Vulnerabilities and Exposures (CVE™). Any copy you make for such purposes is authorized provided that you reproduce MITRE's copyright designation and this license in any such copy.
CISA's Known Exploited Vulnerabilities catalog and CISA Vulnrichment data are CC0 1.0. CISA advisories are shown with the TLP label their document carries. No endorsement by CISA, DHS, NIST or MITRE is stated or implied.