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CVE-2022-47385

CODESYS: Multiple products prone to stack based out-of-bounds write

Published: May 15, 2023Updated: Jul 17, 2025 Sources: CVE List NVD BDU csafCWE-787
NVD MITRE
8.8CVSSHIGH
EPSS Score
1.4%
Top 31.9%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

Description

An authenticated, remote attacker may use a stack based out-of-bounds write vulnerability in the CmpAppForce Component of multiple CODESYS products in multiple versions to write data into the stack which can lead to a denial-of-service condition, memory overwriting, or remote code execution.

CVSS Vector Breakdown

AV:NAC:LPR:LUI:NS:UC:HI:HA:H
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:LPrivileges Required
Low
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:HConfidentiality
High
I:HIntegrity
High
A:HAvailability
High
Open in CVSS calculator →

Weaknesses

CWE-787

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

2 techniques
Initial Access
Privilege Escalation
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&_ga=2.257957258.1832984359.1688968780-1729946483.1685004310
download.schneider-electric.com
and 229 more references View all →

Timeline

Published
May 15, 2023
Last Updated
Jul 17, 2025

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