ICSA-20-161-05: Siemens SIMATIC, SINAMICS (Update C)
CISA advisory · released 2020-06-09
Source record Collected from CISA's CSAF advisory feed
- Distribution label in the document: TLP:WHITE
- Revision 5, 2025-05-06 (final)
CISA's summary
Summary: Multiple SIMATIC Software products are affected by two vulnerabilities that could allow an attacker to manipulate project files that may lead to Remote Code Execution or Denial-of-Service attacks. Siemens has released updates to some of the affected products and recommends that customers update to the latest version. Siemens is preparing further updates and recommends specific workarounds and mitigations until patches are available.
Products, as the advisory lists them
| Vendor | Product | Version |
|---|---|---|
| Siemens | SIMATIC PCS 7 V8.2 and earlier | vers:all/* |
| Siemens | SIMATIC PCS 7 V9.0 | <V9.0_SP3 |
| Siemens | SIMATIC PDM | <V9.2 |
| Siemens | SIMATIC STEP 7 V5.X | <V5.6_SP2_HF3 |
| Siemens | SINAMICS STARTER (containing STEP 7 OEM version) | <V5.4_HF2 |
DeSpy has not checked any unit, hardware revision or firmware.
Vulnerabilities in this advisory
- CVE-2020-7585 — CVE-2020-7585 · CWE-427
A DLL Hijacking vulnerability could allow a local attacker to execute code with elevated privileges. The security vulnerability could be exploited by an attacker with local access to the affected systems. Successful exploitation requires user privileges but no user interaction. The vulnerability could allow an attacker to compromise the availability of the system as well as to have access to confidential information.
- CVE-2020-7586 — CVE-2020-7586 · CWE-122
A buffer overflow vulnerability could allow a local attacker to cause a Denial-of-Service situation. The security vulnerability could be exploited by an attacker with local access to the affected systems. Successful exploitation requires user privileges but no user interaction. The vulnerability could allow an attacker to compromise the availability of the system as well as to have access to confidential information.
Acknowledgments, as the advisory lists them
- Siemens ProductCERT: reporting these vulnerabilities to CISA.
- Uri Katz, Claroty: coordinated disclosure
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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