CVE Tools
Sign in

CVE-2022-47391

CODESYS: Multiple products prone to Improper Input Validation

Published: May 15, 2023Updated: Jul 17, 2025 Sources: CVE List NVD BDU csafCWE-20
7.5HIGH
NVD MITRE
EPSS Score
1.9%
Top 23.3%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available
Self-Check
OpenVAS

Description

In multiple CODESYS products in multiple versions an unauthorized, remote attacker may use a improper input validation vulnerability to read from invalid addresses leading to a denial of service.

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

CODESYS
oss-project·DEaka codesys gmbh
CODESYS Control RTE (SL)
ICS / OT / IoT
CODESYS Control RTE (for Beckhoff CX) SL
ICS / OT / IoT
CODESYS Control Win (SL)
ICS / OT / IoT
CODESYS Control Runtime System Toolkit
ICS / OT / IoT
CODESYS Safety SIL2 Runtime Toolkit
ICS / OT / IoT
CODESYS Safety SIL2 PSP
ICS / OT / IoT
CODESYS Edge Gateway for Windows
ICS / OT / IoT
CODESYS Gateway
ICS / OT / IoT
CODESYS GmbH
commercial·DEaka codesys
CODESYS Control for BeagleBone SL
ICS / OT / IoT
CODESYS Control for emPC-A/iMX6 SL
ICS / OT / IoT
CODESYS Control for IOT2000 SL
ICS / OT / IoT
CODESYS Control for Linux SL
ICS / OT / IoT
CODESYS Control for PFC100 SL
ICS / OT / IoT
CODESYS Control for PFC200 SL
ICS / OT / IoT
CODESYS Control for PLCnext SL
ICS / OT / IoT
CODESYS Control for Raspberry Pi SL
ICS / OT / IoT
and 40 more affected products View all →

Exploitability

Official Patch Available
Is your org exposed to CVE-2022-47391?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://vuldb.com/ru/?id.229005
vuldb.com
https://customers.codesys.com/index.php?eID=dumpFile&t=f&f=17555&token=212fc7e39bdd260cab6d6ca84333d42f50bcb3da&download=
customers.codesys.com
https://festo.csaf-tp.certvde.com/.well-known/csaf/white/2026/fsa-202601.json
festo.csaf-tp.certvde.com
and 227 more references View all →

Unlock Complete Vulnerability Intelligence

Get the full picture for CVE-2022-47391 and every CVE in our database. Create a free account — no credit card required.

Create Free Account
Plain-language analysis
Impact assessment and exploitation scenario in plain English
Attack graph visualization
Interactive attack path and kill chain mapping
Exploit details & PoC links
ExploitDB, Metasploit, GitHub PoCs with direct links
Nuclei scanner templates
Ready-to-use vulnerability scanner templates
Full remediation guide
Patch instructions, workarounds, and compliance impact
Interactive AI chat
Ask questions about this vulnerability in natural language
Related vulnerabilities
Semantically similar CVEs and attack patterns
REST API & MCP access
Integrate vulnerability data into your workflows