CVE-2023-3662
published 2023-08-03CVE-2023-3662: In CODESYS Development System versions from 3.5.17.0 and prior to 3.5.19.20 a vulnerability allows for execution of binaries from the current working directory…
PriorityP336high7.3CVSS 3.1
AVLACLPRLUIRSUCHIHAH
EPSS
0.19%
9.3th percentile
In CODESYS Development System versions from 3.5.17.0 and prior to 3.5.19.20 a vulnerability allows for execution of binaries from the current working directory in the users context .
Affected
2 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| codesys | codesys_development_system | >= 3.5.17.0 < 3.5.19.20 | 3.5.19.20 |
| codesys | development_system | >= 3.5.17.0 < 3.5.19.20 | 3.5.19.20 |
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GHSA
GHSA-f7mf-8v49-37qx: In CODESYS Development System versions from 3
ghsa_unreviewed·2023-08-03
CVE-2023-3662 [HIGH] CWE-427 GHSA-f7mf-8v49-37qx: In CODESYS Development System versions from 3
In CODESYS Development System versions from 3.5.17.0 and prior to 3.5.19.20 a vulnerability allows for execution of binaries from the current working directory in the users context .
CISA ICS
CODESYS in Festo Automation Suite
cisa_ics·2026-03-17
CODESYS in Festo Automation Suite
ICS Advisory
##
CODESYS in Festo Automation Suite
Release DateMarch 17, 2026
Alert CodeICSA-26-076-01
Related topics:
Industrial Control System Vulnerabilities, Industrial Control Systems
View CSAF
## Summary
3. TECHNICAL DETAILS
The following versions of CODESYS in Festo Automation Suite are affected:
- FESTO Software Festo Automation Suite (versions prior to 2.8.0.138) installed with CODESYS Software CODESYS Development System (3.0) vers:all/*
- FESTO Software Festo Automation Suite (versions prior to 2.8.0.138) installed with CODESYS Software CODESYS Development System (3.5.16.10) vers:all/*
- FESTO Software Festo Automation Suite (2.8.0.137) installed with CODESYS Software CODESYS Development System (3.0) vers:all/*
- FESTO Software Festo Automation
CISA ICS
Schneider Electric devices using CODESYS Runtime
cisa_ics·2026-01-20·CVSS 8.8
[HIGH] Schneider Electric devices using CODESYS Runtime
ICS Advisory
##
Schneider Electric devices using CODESYS Runtime
Release DateJanuary 20, 2026
Alert CodeICSA-26-020-02
Related topics:
Industrial Control System Vulnerabilities, Industrial Control Systems
View CSAF
## Summary
Schneider Electric is aware of multiple vulnerabilities disclosed on CODESYS runtime system V3 communication server. Many vendors, including Schneider Electric, embed CODESYS in their offers. If successfully exploited, these vulnerabilities could result in a denial of service or, in some cases, in remote code execution on PacDrive controllers, Modicon Controllers M241 / M251 / M262 / M258 / LMC058 / LMC078 / M218 , HMISCU, the Simulation Runtime SoftSPS from EcoStruxure Machine Expert and EcoStruxure Microgrid Operation products. Failure
CISA ICS
CODESYS Development System
cisa_ics·2023-08-24·CVSS 7.3
[HIGH] CODESYS Development System
ICS Advisory
##
CODESYS Development System
Release DateAugust 24, 2023
Alert CodeICSA-23-236-03
## 1. EXECUTIVE SUMMARY
- CVSS v3 7.3
- ATTENTION: low attack complexity
- Vendor: CODESYS, GmbH
- Equipment: CODESYS Development System
- Vulnerability: Uncontrolled Search Path Element.
## 2. RISK EVALUATION
Successful exploitation of this vulnerability could cause users to unknowingly launch a malicious binary placed by a local attacker.
## 3. TECHNICAL DETAILS
## 3.1 AFFECTED PRODUCTS
CODESYS reports this vulnerability affects the following versions of CODESYS Development System:
- CODESYS Development System: versions from 3.5.17.0 and prior to 3.5.19.20
## 3.2 VULNERABILITY OVERVIEW
3.2.1 UNCONTROLLED SEARCH PATH ELEMENT CWE-427
In CODESY
No detection rules found.
No public exploits indexed.
No writeups or analysis indexed.
2023-08-03
Published