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CVE-2016-9159

Published: Dec 17, 2016Updated: Jun 2, 2026 Sources: CVE List NVDCWE-200
NVD MITRE
5.9CVSSMEDIUM
EPSS Score
1.5%
Top 28.6%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
No Fix Available

Description

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), SIMATIC S7-410 V8 CPU family (All versions), SIMATIC S7-410 V8 CPU family (incl. SIPLUS variants) (All versions). An attacker with network access to port 102/tcp (ISO-TSAP) or via Profibus could obtain credentials from the PLC if protection-level 2 is configured on the affected devices.

CVSS Vector Breakdown

AV:NAC:HPR:NUI:NS:UC:HI:NA:N
Exploitability
AV:NAttack Vector
Network
AC:HAttack Complexity
High
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:HConfidentiality
High
I:NIntegrity
None
A:NAvailability
None
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Weaknesses

CWE-200

Affected Products

simatic s7-300 cpu firmwaresiemensICS / OT / IoT
simatic s7-400 cpu firmwaresiemensICS / OT / IoT
SIMATIC S7-300 CPU familySiemens AGICS / OT / IoT
SIMATIC S7-300 CPU family (incl. related ET200 CPUs and SIPLUS variants)Siemens AGICS / OT / IoT
SIMATIC S7-400 PN/DP V6 and below CPU family (incl. SIPLUS variants)Siemens AGICS / OT / IoT
siemenscommercialDEEnterprise Softwareaka siemens ag
siemens agcommercialDEEnterprise Softwareaka siemens
and 5 more affected products View all →

Exploitability

No known exploits, KEV entries, or remediation guidance available for this vulnerability yet.

Attack Graph

Products CVE Techniques Tactics

Click technique nodes to view MITRE ATT&CK details. Scroll to zoom, drag to pan.

MITRE ATT&CK

1 technique
Collection
View detailed technique mapping

References

http://www.securityfocus.com/bid/94820
securityfocus.com
http://www.securitytracker.com/id/1037434
securitytracker.com
https://cert-portal.siemens.com/productcert/pdf/ssa-731239.pdf
cert-portal.siemens.com
and 2 more references View all →

Timeline

Published
Dec 17, 2016
Last Updated
Jun 2, 2026

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