CVE-2022-31789: Buffer Overflow

Published Sep 6, 2022
·
Updated

An integer overflow in WatchGuard Firebox and XTM appliances allows an unauthenticated remote attacker to trigger a buffer overflow and potentially execute arbitrary code by sending a malicious request to exposed management ports. This is fixed in Fireware OS 12.8.1, 12.5.10, and 12.1.4.

Affected Software

10 affected components
WatchGuard Fireware>=12.0.0<12.1.4
WatchGuard Fireware>=12.2.0<12.5.10
WatchGuard Fireware=12.6.1-u1
WatchGuard Fireware=12.6.1-u3
WatchGuard Fireware=12.6.3
WatchGuard Fireware=12.6.4
WatchGuard Fireware=12.7.0-u1
WatchGuard Fireware=12.7.1
WatchGuard Fireware=12.7.2-u2
WatchGuard Fireware=12.8.0-u1

Event History

Sep 6, 2022
CVE Published
via MITRE·06:16 PM
Data Sourced
via MITRE·06:16 PM
Description

Frequently Asked Questions

1

What is CVE-2022-31789?

CVE-2022-31789 is an integer overflow vulnerability in WatchGuard Firebox and XTM appliances that allows an unauthenticated remote attacker to trigger a buffer overflow and potentially execute arbitrary code.

2

How can an attacker exploit CVE-2022-31789?

An attacker can exploit CVE-2022-31789 by sending a malicious request to exposed management ports of WatchGuard Firebox and XTM appliances.

3

What is the severity of CVE-2022-31789?

CVE-2022-31789 has a severity value of 9.8 (critical).

4

Which versions of WatchGuard Fireware are affected by CVE-2022-31789?

The affected versions of WatchGuard Fireware include 12.0.0 to 12.1.4, 12.2.0 to 12.5.10, 12.6.1-u1, 12.6.1-u3, 12.6.3, 12.6.4, 12.7.0-u1, 12.7.1, 12.7.2-u2, and 12.8.0-u1.

5

How can I fix CVE-2022-31789?

To fix CVE-2022-31789, you should update your WatchGuard Firebox or XTM appliance to Fireware OS 12.8.1, 12.5.10, or 12.1.4.

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2026 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203