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CVE-2018-16556

A vulnerability has been identified in SIMATIC S7-400 CPU 412-1 DP V7 (All versions), SIMATIC S7-400 CPU 412-2 DP V7 (All versions), SIMATIC S7-400 CPU 414-2 DP V7 (All versions), SIMATIC S7-40...

Published: Dec 13, 2018Updated: Nov 21, 2024 Sources: CVE List NVD BDU csafCWE-20
NVD MITRE
7.5CVSSHIGH
EPSS Score
1.5%
Top 28.3%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

Description

Two vulnerabilities have been identified in the SIMATIC S7-400 CPU family that could allow an attacker to cause a denial of service condition. In order to exploit the vulnerabilities, an attacker must have access to the affected devices on port 102/tcp via Ethernet, PROFIBUS or Multi Point Interfaces (MPI). Siemens has released updates for several affected products and recommends to update to the latest versions. Siemens recommends specific countermeasures for products where updates are not, or not yet available.

CVSS Vector Breakdown

AV:NAC:LPR:NUI:NS:UC:NI:NA:H
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:NConfidentiality
None
I:NIntegrity
None
A:HAvailability
High
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Weaknesses

CWE-20

Affected Products

SIMATIC S7-400 CPU 412-1 DP V7SiemensICS / OT / IoT
SIMATIC S7-400 CPU 412-2 DP V7SiemensICS / OT / IoT
SIMATIC S7-400 CPU 414-2 DP V7SiemensICS / OT / IoT
SIMATIC S7-400 CPU 414-3 DP V7SiemensICS / OT / IoT
SIMATIC S7-400 CPU 414-3 PN/DP V7SiemensICS / OT / IoT
siemenscommercialDEEnterprise Softwareaka siemens ag
and 25 more affected products View all →

Attack Graph

Products CVE Techniques Tactics

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

Exploitability

Official Patch Available

MITRE ATT&CK

1 technique
Initial Access
View detailed technique mapping

References

https://cert-portal.siemens.com/productcert/csaf/ssa-113131.json
cert-portal.siemens.com
https://cert-portal.siemens.com/productcert/html/ssa-113131.html
cert-portal.siemens.com
https://cert-portal.siemens.com/productcert/pdf/ssa-113131.pdf
cert-portal.siemens.com
and 10 more references View all →

Timeline

Published
Dec 13, 2018
Last Updated
Nov 21, 2024

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