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CVE-2022-47392

CODESYS: Multiple products prone to Improper Input Validation

Published: May 15, 2023Updated: Jul 17, 2025 Sources: CVE List NVD BDU csafCWE-20
NVD MITRE
6.5CVSSMEDIUM
EPSS Score
0.9%
Top 46.2%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

Description

An authenticated, remote attacker may use a improper input validation vulnerability in the CmpApp/CmpAppBP/CmpAppForce Components of multiple CODESYS products in multiple versions to read from an invalid address which can lead to a denial-of-service condition.

CVSS Vector Breakdown

AV:NAC:LPR:LUI:NS:UC:NI:NA:H
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:LPrivileges Required
Low
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

CODESYS Control RTE (SL)CODESYSICS / OT / IoT
CODESYS Control RTE (for Beckhoff CX) SLCODESYSICS / OT / IoT
CODESYS Control Win (SL)CODESYSICS / OT / IoT
CODESYS Control Runtime System ToolkitCODESYSICS / OT / IoT
CODESYS Safety SIL2 Runtime ToolkitCODESYSICS / OT / IoT
codesysoss-projectDEICS / OT / IoTaka codesys gmbh
and 58 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://customers.codesys.com/index.php?eID=dumpFile&t=f&f=17554&token=5444f53b4c90fe37043671a100dffa75305d1825&download=
customers.codesys.com
https://customers.codesys.com/index.php?eID=dumpFile&t=f&f=17554&token=5444f53b4c90fe37043671a100dffa75305d1825&download=
customers.codesys.com
https://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2023-192-04&p_enDocType=Security+and+Safety+Notice&p_File_Name=SEVD-2023-192-04.pdf
download.schneider-electric.com
and 229 more references View all →

Timeline

Published
May 15, 2023
Last Updated
Jul 17, 2025

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