CVE-2016-9158
Siemens · published 2016-12-17
Source record Collected from the National Vulnerability Database (NVD)
Description
Description by Siemens AG via the CVE Program.
A vulnerability has been identified in SIMATIC S7-300 CPU family (All versions), SIMATIC S7-300 CPU family (incl. related ET200 CPUs and SIPLUS variants) (All versions), SIMATIC S7-400 PN/DP V6 and below CPU family (incl. SIPLUS variants) (All versions), SIMATIC S7-400 PN/DP V7 CPU family (incl. SIPLUS variants) (All versions), SIMATIC S7-400 V6 and earlier CPU family (All versions), SIMATIC S7-400 V7 CPU family (All versions). Specially crafted packets sent to port 80/tcp could cause the affected devices to go into defect mode. A cold restart is required to recover the system.
Status at the source
- NVD status: Modified
Affected products, as the source lists them
| Vendor | Product | Versions |
|---|---|---|
| Siemens AG | SIMATIC S7-300 CPU family | All versions: affected |
| Siemens AG | SIMATIC S7-300 CPU family (incl. related ET200 CPUs and SIPLUS variants) | All versions: affected |
| Siemens AG | SIMATIC S7-400 PN/DP V6 and below CPU family (incl. SIPLUS variants) | All versions: affected |
| Siemens AG | SIMATIC S7-400 PN/DP V7 CPU family (incl. SIPLUS variants) | All versions: affected |
| Siemens AG | SIMATIC S7-400 V6 and earlier CPU family | All versions: affected |
| Siemens AG | SIMATIC S7-400 V7 CPU family | All versions: affected |
Products named in NVD's CPE match criteria (2)
cpe:2.3:o:siemens:simatic_s7-300_cpu_firmware:-:*:*:*:*:*:*:*cpe:2.3:o:siemens:simatic_s7-400_cpu_firmware:-:*:*:*:*:*:*:*
DeSpy has not checked any unit, hardware revision or firmware. A product missing here is not a statement that it is unaffected.
Scores, as their sources published them
- CVSS 3.1: 7.5 HIGH — as published by CISA-ADP (Secondary)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - CVSS 3.0: 7.5 HIGH — as published by NIST (Primary)
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - CVSS 2.0: 7.8 HIGH — as published by NIST (Primary)
AV:N/AC:L/Au:N/C:N/I:N/A:C - SSVC — CISA's assessment (SSVC 2.0.3, CISA Coordinator): Exploitation: none · Automatable: yes · Technical impact: partial
DeSpy does not score records. These are the sources' own values.
Weaknesses
Sources
References the source lists
- http://www.securityfocus.com/bid/94820
- http://www.securitytracker.com/id/1037434
- https://cert-portal.siemens.com/productcert/pdf/ssa-731239.pdf
- https://ics-cert.us-cert.gov/advisories/ICSA-16-348-05
- https://www.siemens.com/cert/pool/cert/siemens_security_advisory_ssa-731239.pdf
- http://www.securityfocus.com/bid/94820
- http://www.securitytracker.com/id/1037434
- https://cert-portal.siemens.com/productcert/pdf/ssa-731239.pdf
- https://ics-cert.us-cert.gov/advisories/ICSA-16-348-05
- https://www.siemens.com/cert/pool/cert/siemens_security_advisory_ssa-731239.pdf
Source dates: published 2016-12-17, last changed 2026-06-17. DeSpy's copy of this version is dated 2026-09-28.
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