CVE-2020-12067

Name: CVE-2020-12067
Creator: NVD / NIST
Published: 2022-12-26T19:15:10.467+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.5/10EPSS 0.51%

Last modified Jun 17, 2026

CVE-2020-12067 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. In Pilz PMC programming tool 3.x before 3.5.17 (based on CODESYS Development System), a user's password may be changed by an attacker without knowledge of the current password.. EPSS estimates a 0.51% chance of exploitation in the next 30 days.

Description

In Pilz PMC programming tool 3.x before 3.5.17 (based on CODESYS Development System), a user's password may be changed by an attacker without knowledge of the current password.

Metrics

CVSS 3.1

7.5/10

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

EPSS Probability

0.51%

39.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Pilz	Pmc	>= 3.0.0, < 3.5.17

References

https://cert.vde.com/en/advisories/VDE-2021-061/Third Party Advisory
https://cert.vde.com/en/advisories/VDE-2021-061/Third Party Advisory

Timeline

Published: Dec 26, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-12067?

In Pilz PMC programming tool 3.x before 3.5.17 (based on CODESYS Development System), a user's password may be changed by an attacker without knowledge of the current password.

How severe is CVE-2020-12067?

CVE-2020-12067 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 0.51% probability of exploitation in the next 30 days.

How do I fix CVE-2020-12067?

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-2020-12067?

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

Scan your code now

Source: NVD / NIST