CVE-2022-31806

Insecure default settings in CODESYS Runtime Toolkit 32 bit full and CODESYS PLCWinNT

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.

Category

9.8
CVSS
Severity: Critical
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.27%
Third-Party Advisory codesys.com
Affected: CODESYS CODESYS PLCWinNT
Affected: CODESYS CODESYS Runtime Toolkit 32 bit full
Published at:
Updated at:

References

Link Tags
https://customers.codesys.com/index.php?eID=dumpFile&t=f&f=17140&token=6aa2c5c4a8b83b8b09936fefed5b0b11f9d2cc6c&download= third party advisory

Frequently Asked Questions

What is the severity of CVE-2022-31806?
CVE-2022-31806 has been scored as a critical severity vulnerability.
How to fix CVE-2022-31806?
To fix CVE-2022-31806, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2022-31806 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2022-31806 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2022-31806?
CVE-2022-31806 affects CODESYS CODESYS PLCWinNT, CODESYS CODESYS Runtime Toolkit 32 bit full.
This platform uses data from the NIST NVD, MITRE CVE, MITRE CWE, First.org and CISA KEV but is not endorsed or certified by these entities. CVE is a registred trademark of the MITRE Corporation and the authoritative source of CVE content is MITRE's CVE web site. CWE is a registred trademark of the MITRE Corporation and the authoritative source of CWE content is MITRE's CWE web site.
© 2025 Under My Watch. All Rights Reserved.