ICSA-16-161-01: Siemens SIMATIC S7-300 Denial-of-Service Vulnerability
CISA advisory · released 2016-03-13
Source record Collected from CISA's CSAF advisory feed
- Distribution label in the document: TLP:WHITE
- Revision 2, 2025-06-09 (final)
Products, as the advisory lists them
| Vendor | Product | Version |
|---|---|---|
| Siemens | SIMATIC S7-300 CPUs with Profinet support | <=3.2.12 |
| Siemens | SIMATIC S7-300 CPUs without Profinet support | <=3.3.12 |
DeSpy has not checked any unit, hardware revision or firmware.
Vulnerabilities in this advisory
- CVE-2016-3949 · CWE-664
Siemens SIMATIC S7-300 Profinet-enabled CPU devices with firmware before 3.2.12 and SIMATIC S7-300 Profinet-disabled CPU devices with firmware before 3.3.12 allow remote attackers to cause a denial of service (defect-mode transition) via crafted (1) ISO-TSAP or (2) Profibus packets.
The advisory's legal notice
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Sources
DeSpy's copy of this version is dated 2026-09-28.
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