CVE-2019-6672: High severity f5 big-ip advanced firewall manager vulnerability

Published Nov 27, 2019
·
Updated

On BIG-IP AFM 15.0.0-15.0.1, 14.0.0-14.1.2, and 13.1.0-13.1.3.1, when bad-actor detection is configured on a wildcard virtual server on platforms with hardware-based sPVA, the performance of the BIG-IP AFM system is degraded.

Affected Software

3 affected components
F5 BIG-IP Advanced Firewall Manager>=13.1.0<=13.1.3.1
F5 BIG-IP Advanced Firewall Manager>=14.0.0<=14.1.2
F5 BIG-IP Advanced Firewall Manager>=15.0.0<=15.0.1

Event History

Nov 27, 2019
CVE Published
via MITRE·09:38 PM
Data Sourced
via MITRE·09:38 PM
DescriptionWeakness

Frequently Asked Questions

1

What is the severity of CVE-2019-6672?

CVE-2019-6672 has a moderate severity rating due to the performance degradation it causes on affected systems.

2

How do I fix CVE-2019-6672?

To remediate CVE-2019-6672, update the BIG-IP AFM to a version that is not affected by this vulnerability.

3

Which versions of F5 BIG-IP Advanced Firewall Manager are affected by CVE-2019-6672?

CVE-2019-6672 affects F5 BIG-IP Advanced Firewall Manager versions 13.1.0-13.1.3.1, 14.0.0-14.1.2, and 15.0.0-15.0.1.

4

What impact does CVE-2019-6672 have on system performance?

CVE-2019-6672 results in degraded system performance specifically when bad-actor detection is configured on a wildcard virtual server.

5

Is there a workaround for CVE-2019-6672?

F5 has not provided specific workarounds for CVE-2019-6672, and updating to an unaffected version is recommended.

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