Home/CVE/In CODESYS Development System versions from 3.5.17.0 and prior to 3.5.19.20 a vulnerability allows for execution of bina
CVE

CVE-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 bina

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 .

HIGH · CVSS 7.3 EPSS 0.00032
Schedule remediation
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-427Uncontrolled Search Path Element
▤

Affected Products & Versions

1
codesys development system>= 3.5.17.0 and < 3.5.19.20
▣

Scoring & Timeline

7.3
HIGH · CVSS v3.1 · info@cert.vde.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD03 Aug 2023 · 11:15 AM
CVSS VectorCVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H
SSVC triage · cisa-vulnrichment
Exploitation
none
Automatable
no
Technical impact
total
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
⚑

Vendor Advisories

3
cisa-csafcisa-csaf-csaf_files-OT-white-2023-icsa-23-236-03
cisa-csafcisa-csaf-csaf_files-OT-white-2026-icsa-26-020-02
cisa-csafcisa-csaf-csaf_files-OT-white-2026-icsa-26-076-01
🔗

References & Sources

1
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://cert.vde.com/en/advisories/VDE-2023-021/MitigationThird Party Advisory
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