CVE-2022-31806
9.8 · CRITICALOverview
CVE-2022-31806 is a critical-severity vulnerability affecting codesys plcwinnt. It was published on June 24, 2022 and has a CVSS 3.1 base score of 9.8 (CRITICAL).
This vulnerability has a CVSS 3.1 base score of 9.8, rated CRITICAL. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
Technical Description
In CODESYS V2 PLCWinNT and Runtime Toolkit 32 in versions prior to V2.4.7.57 password protection is not enabled by default and there is no information or prompt to enable password protection at login in case no password is set at the controller.
Remediation
Check the references section for vendor advisories and patches from codesys. Update plcwinnt to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
Affected Products
| Vendor | Product | Versions | Status |
|---|---|---|---|
| codesys | plcwinnt | >= 0, < 2.4.7.57 | Affected |
| codesys | runtime_toolkit | >= 0, < 2.4.7.57 | Affected |
Frequently Asked Questions
What is CVE-2022-31806?
CVE-2022-31806 is a critical-severity vulnerability affecting codesys plcwinnt. It was published on June 24, 2022 and has a CVSS 3.1 base score of 9.8 (CRITICAL).
How severe is CVE-2022-31806?
This vulnerability has a CVSS 3.1 base score of 9.8, rated CRITICAL. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
How do I fix or remediate CVE-2022-31806?
Check the references section for vendor advisories and patches from codesys. Update plcwinnt to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
How can CyberStrike help with CVE-2022-31806?
CyberStrike's AI-powered security agents can automatically detect CVE-2022-31806 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.
How CyberStrike Helps
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