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CVE-2022-40227

A vulnerability has been identified in SIMATIC HMI Comfort Panels (incl. SIPLUS variants) (All versions < V17 Update 4), SIMATIC HMI KTP Mobile Panels (All versions < V17 Update 4), SIMATIC HMI KTP...

Published: Oct 11, 2022Updated: Jun 2, 2026 Sources: CVE List NVD csafCWE-20
7.5HIGH
NVD MITRE
EPSS Score
0.8%
Top 46.9%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available
Self-Check
Not available

Description

Several SIMATIC HMI Panels are affected by a vulnerability that could allow an attacker to cause a permanent denial of service condition (requiring a device reboot) by sending specially crafted TCP packets. Siemens has released updates for the affected products and recommends to update to the latest versions.

No summary for this CVE yet.

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
Open in CVSS calculator →

Weaknesses

CWE-20

Affected Products

Siemens
commercial·DEaka siemens ag
simatic hmi comfort panels firmware
ICS / OT / IoT
simatic hmi ktp400 basic firmware
ICS / OT / IoT
simatic hmi ktp700 basic firmware
ICS / OT / IoT
simatic hmi ktp900 basic firmware
ICS / OT / IoT
simatic hmi ktp1200 basic firmware
ICS / OT / IoT
simatic hmi ktp mobile panels firmware
ICS / OT / IoT
siplus hmi ktp400 basic firmware
ICS / OT / IoT
siplus hmi ktp700 basic firmware
ICS / OT / IoT
and 12 more affected products View all →

Exploitability

Official Patch Available
Workaround Available
Is your org exposed to CVE-2022-40227?We can run the check for you — a free external exposure review, no install. Check my exposure

Attack Graph

Products CVE Techniques Tactics

Click technique nodes for MITRE ATT&CK details · drag to pan · Ctrl/⌘ + scroll to zoom, or go fullscreen.

MITRE ATT&CK

1 technique
Initial Access
View detailed technique mapping

References

https://cert-portal.siemens.com/productcert/csaf/ssa-384224.json
cert-portal.siemens.com
https://cert-portal.siemens.com/productcert/txt/ssa-384224.txt
cert-portal.siemens.com
https://cert-portal.siemens.com/productcert/pdf/ssa-384224.pdf
cert-portal.siemens.com
and 8 more references View all →

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