CVE-2022-45140

WAGO: Missing Authentication for Critical Function

Description

The configuration backend allows an unauthenticated user to write arbitrary data with root privileges to the storage, which could lead to unauthenticated remote code execution and full system compromise.

Category

9.8
CVSS
Severity: Critical
CVSS 3.1 •
EPSS 1.44% Top 25%
Third-Party Advisory vde.com
Affected: WAGO Compact Controller CC100 (751-9301)
Affected: WAGO Edge Controller (752-8303/8000-002)
Affected: WAGO PFC100 (750-81xx/xxx-xxx)
Affected: WAGO PFC200 (750-82xx/xxx-xxx)
Affected: WAGO Touch Panel 600 Advanced Line (762-5xxx)
Affected: WAGO Touch Panel 600 Marine Line (762-6xxx)
Affected: WAGO Touch Panel 600 Standard Line (762-4xxx)
Published at:
Updated at:

References

Link Tags
https://cert.vde.com/en/advisories/VDE-2022-060/ third party advisory

Frequently Asked Questions

What is the severity of CVE-2022-45140?
CVE-2022-45140 has been scored as a critical severity vulnerability.
How to fix CVE-2022-45140?
To fix CVE-2022-45140, 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-2022-45140 being actively exploited in the wild?
It is possible that CVE-2022-45140 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2022-45140?
CVE-2022-45140 affects WAGO Compact Controller CC100 (751-9301), WAGO Edge Controller (752-8303/8000-002), WAGO PFC100 (750-81xx/xxx-xxx), WAGO PFC200 (750-82xx/xxx-xxx), WAGO Touch Panel 600 Advanced Line (762-5xxx), WAGO Touch Panel 600 Marine Line (762-6xxx), WAGO Touch Panel 600 Standard Line (762-4xxx).
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.