high
7.5
Advisory Published
Updated

CVE-2020-5878

First published: Thu Apr 30 2020(Updated: )

On versions 15.1.0-15.1.0.1, 15.0.0-15.0.1.1, and 14.1.0-14.1.2.3, Traffic Management Microkernel (TMM) may restart on BIG-IP Virtual Edition (VE) while processing unusual IP traffic.

Credit: f5sirt@f5.com

Affected SoftwareAffected VersionHow to fix
F5 Access Policy Manager>=14.1.0<=14.1.2.3
F5 Access Policy Manager>=15.0.0<=15.0.1.1
F5 Access Policy Manager>=15.1.0<=15.1.0.1
F5 BIG-IP Advanced Firewall Manager>=14.1.0<=14.1.2.3
F5 BIG-IP Advanced Firewall Manager>=15.0.0<=15.0.1.1
F5 BIG-IP Advanced Firewall Manager>=15.1.0<=15.1.0.1
F5 BIG-IP Analytics>=14.1.0<=14.1.2.3
F5 BIG-IP Analytics>=15.0.0<=15.0.1.1
F5 BIG-IP Analytics>=15.1.0<=15.1.0.1
F5 BIG-IP Application Acceleration Manager>=14.1.0<=14.1.2.3
F5 BIG-IP Application Acceleration Manager>=15.0.0<=15.0.1.1
F5 BIG-IP Application Acceleration Manager>=15.1.0<=15.1.0.1
F5 Application Security Manager>=14.1.0<=14.1.2.3
F5 Application Security Manager>=15.0.0<=15.0.1.1.
F5 Application Security Manager>=15.1.0<=15.1.0.1
F5 BIG-IP>=14.1.0<=14.1.2.3
F5 BIG-IP>=15.0.0<=15.0.1.1
F5 BIG-IP>=15.1.0<=15.1.0.1
F5 BIG-IP Fraud Protection Service>=14.1.0<=14.1.2.3
F5 BIG-IP Fraud Protection Service>=15.0.0<=15.0.1.1
F5 BIG-IP Fraud Protection Service>=15.1.0<=15.1.0.1
Riverbed SteelApp Traffic Manager>=14.1.0<=14.1.2.3
Riverbed SteelApp Traffic Manager>=15.0.0<=15.0.1.1
Riverbed SteelApp Traffic Manager>=15.1.0<=15.1.0.1
F5 BIG-IP Link Controller>=14.1.0<=14.1.2.3
F5 BIG-IP Link Controller>=15.0.0<=15.0.1.1
F5 BIG-IP Link Controller>=15.1.0<=15.1.0.1
Riverbed SteelApp Traffic Manager>=14.1.0<=14.1.2.3
Riverbed SteelApp Traffic Manager>=15.0.0<=15.0.1.1
Riverbed SteelApp Traffic Manager>=15.1.0<=15.1.0.1
F5 BIG-IP Policy Enforcement Manager>=14.1.0<=14.1.2.3
F5 BIG-IP Policy Enforcement Manager>=15.0.0<=15.0.1.1
F5 BIG-IP Policy Enforcement Manager>=15.1.0<=15.1.0.1

Never miss a vulnerability like this again

Sign up to SecAlerts for real-time vulnerability data matched to your software, aggregated from hundreds of sources.

Read MoreStart Free Trial

Reference Links

Frequently Asked Questions

  • What is the severity of CVE-2020-5878?

    CVE-2020-5878 has a high severity rating due to potential service disruption on affected systems.

  • How do I fix CVE-2020-5878?

    To fix CVE-2020-5878, upgrade to the latest versions of affected F5 BIG-IP products beyond 15.1.0-15.1.0.1, 15.0.0-15.0.1.1, or 14.1.0-14.1.2.3.

  • What products are affected by CVE-2020-5878?

    CVE-2020-5878 impacts various F5 BIG-IP products, including Access Policy Manager, Advanced Firewall Manager, and Application Security Manager, among others.

  • What type of vulnerability is CVE-2020-5878?

    CVE-2020-5878 is classified as a denial-of-service vulnerability related to Traffic Management Microkernel (TMM) restarting.

  • Is there a workaround for CVE-2020-5878?

    While upgrading is the primary mitigation, there are no official workarounds provided for CVE-2020-5878.

Company

Resources

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.
© 2025 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203