CVE-2022-3843

Name: CVE-2022-3843
Creator: NVD / NIST
Published: 2023-02-16T15:15:17.507+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.1/10EPSS 0.89%

Last modified Jun 17, 2026

CVE-2022-3843 is a critical-severity vulnerability rated 9.1/10 on the CVSS scale. In WAGO Unmanaged Switch (852-111/000-001) in firmware version 01 an undocumented configuration interface without authorization allows an remote attacker to read system information and configure a limited set of parameters. . EPSS estimates a 0.89% chance of exploitation in the next 30 days.

Description

In WAGO Unmanaged Switch (852-111/000-001) in firmware version 01 an undocumented configuration interface without authorization allows an remote attacker to read system information and configure a limited set of parameters.

Metrics

CVSS 3.1

9.1/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H

EPSS Probability

0.89%

54.7th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-912

Affected Software

Vendor	Product	Versions
Wago	852-111\/000-001 Firmware	01

References

https://cert.vde.com/en/advisories/VDE-2022-055/Third Party Advisory
https://cert.vde.com/en/advisories/VDE-2022-055/Third Party Advisory

Timeline

Published: Feb 16, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2022-3843?

How severe is CVE-2022-3843?

CVE-2022-3843 has a CVSS score of 9.1/10 (CRITICAL severity). The EPSS model estimates a 0.89% probability of exploitation in the next 30 days.

How do I fix CVE-2022-3843?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2022-3843?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST