CVE-2023-36631

Name: CVE-2023-36631
Creator: NVD / NIST
Published: 2023-06-26T12:15:09.523+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.8/10EPSS 0.64%

Last modified Jun 17, 2026

CVE-2023-36631 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. Lack of access control in wfc.exe in Malwarebytes Binisoft Windows Firewall Control 6.9.2.0 allows local unprivileged users to bypass Windows Firewall restrictions via the user interface's rules tab. NOTE: the vendor's perspective is "this is intended behavior as the application can be locked using a password.". EPSS estimates a 0.64% chance of exploitation in the next 30 days.

Description

Lack of access control in wfc.exe in Malwarebytes Binisoft Windows Firewall Control 6.9.2.0 allows local unprivileged users to bypass Windows Firewall restrictions via the user interface's rules tab. NOTE: the vendor's perspective is "this is intended behavior as the application can be locked using a password."

Metrics

CVSS 3.1

7.8/10

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

EPSS Probability

0.64%

46.0th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Vendor	Product	Versions
Malwarebytes	Binisoft Windows Firewall Control	6.9.2.0

References

https://hackerone.com/reports/2000375Permissions Required
https://www.bencteux.fr/posts/malwarebytes_wfc/Exploit
https://hackerone.com/reports/2000375Permissions Required
https://www.bencteux.fr/posts/malwarebytes_wfc/Exploit

Timeline

Published: Jun 26, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-36631?

How severe is CVE-2023-36631?

CVE-2023-36631 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 0.64% probability of exploitation in the next 30 days.

How do I fix CVE-2023-36631?

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-2023-36631?

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

Scan your code now

Source: NVD / NIST