CVE-2020-27728: High severity f5 big-ip advanced waf/asm vulnerability

Published Dec 24, 2020
·
Updated

On BIG-IP ASM & Advanced WAF versions 16.0.0-16.0.0.1, 15.1.0-15.1.0.5, and 14.1.0-14.1.3, under certain conditions, Analytics, Visibility, and Reporting daemon (AVRD) may generate a core file and restart on the BIG-IP system when processing requests sent from mobile devices.

Affected Software

6 affected components
F5 Big-ip Advanced Web Application Firewall>=14.1.0<14.1.3.1
F5 Big-ip Advanced Web Application Firewall>=15.0.0<15.1.1
F5 Big-ip Advanced Web Application Firewall>=16.0.0<16.0.1
F5 BIG-IP Application Security Manager>=14.1.0<14.1.3.1
F5 BIG-IP Application Security Manager>=15.0.0<15.1.1
F5 BIG-IP Application Security Manager>=16.0.0<16.0.1

Event History

Dec 24, 2020
CVE Published
via MITRE·03:33 PM
Data Sourced
via MITRE·03:33 PM
DescriptionWeakness

Frequently Asked Questions

1

What is the severity of CVE-2020-27728?

CVE-2020-27728 has been assigned a severity rating that highlights significant impact on the performance and stability of the affected systems.

2

How do I fix CVE-2020-27728?

To fix CVE-2020-27728, you must upgrade to a non-vulnerable version of the F5 BIG-IP product, specifically after the indicated versions.

3

What systems are affected by CVE-2020-27728?

CVE-2020-27728 affects F5 BIG-IP ASM and Advanced WAF versions 14.1.0 to 14.1.3, 15.0.0 to 15.1.0, and 16.0.0 to 16.0.1.

4

What are the symptoms of CVE-2020-27728?

The symptoms of CVE-2020-27728 include unexpected core file generation and the AVRD daemon restarting on the BIG-IP system.

5

Is CVE-2020-27728 exploitable remotely?

CVE-2020-27728 can be exploited remotely under specific conditions when processing requests sent from mobile devices.

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