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CVE-2022-47393

CODESYS: Multiple products prone to improperly restricted memory operations

Published: May 15, 2023Updated: Jul 17, 2025 Sources: CVE List NVD BDU csafCWE-119
NVD MITRE
6.5CVSSMEDIUM
EPSS Score
1.0%
Top 42.5%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

Description

An authenticated, remote attacker may use a Improper Restriction of Operations within the Bounds of a Memory Buffer vulnerability in multiple versions of multiple CODESYS products to force a denial-of-service situation.

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-119

Affected Products

control for beaglebone slcodesysICS / OT / IoT
control for empc-a\/imx6 slcodesysICS / OT / IoT
control for iot2000 slcodesysICS / OT / IoT
control for linux slcodesysICS / OT / IoT
control for pfc100 slcodesysICS / 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
download.schneider-electric.com
and 228 more references View all →

Timeline

Published
May 15, 2023
Last Updated
Jul 17, 2025

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