CVE-2023-5188

Name: CVE-2023-5188
Creator: NVD / NIST
Published: 2023-12-05T08:15:07.69+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.5/10EPSS 1.04%

Last modified Jun 17, 2026

CVE-2023-5188 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. The MMS Interpreter of WagoAppRTU in versions below 1.4.6.0 which is used by the WAGO Telecontrol Configurator is vulnerable to malformed packets. An remote unauthenticated attacker could send specifically crafted packets that lead to a denial-of-service condition until restart of the affected device.. EPSS estimates a 1.04% chance of exploitation in the next 30 days.

Description

The MMS Interpreter of WagoAppRTU in versions below 1.4.6.0 which is used by the WAGO Telecontrol Configurator is vulnerable to malformed packets. An remote unauthenticated attacker could send specifically crafted packets that lead to a denial-of-service condition until restart of the affected device.

Metrics

CVSS 3.1

7.5/10

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

EPSS Probability

1.04%

59.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-20

Affected Software

Vendor	Product	Versions
Wago	Telecontrol Configurator	All versions
Wago	Wagoapprtu	< 1.4.6.0

References

https://cert.vde.com/en/advisories/VDE-2023-044/Third Party Advisory
https://cert.vde.com/en/advisories/VDE-2023-044/Third Party Advisory

Timeline

Published: Dec 5, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-5188?

How severe is CVE-2023-5188?

CVE-2023-5188 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 1.04% probability of exploitation in the next 30 days.

How do I fix CVE-2023-5188?

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-2023-5188?

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

Scan your code now

Source: NVD / NIST