7.5
Advisory Published
Updated

CVE-2020-5857

First published: Fri Mar 27 2020(Updated: )

On BIG-IP 15.0.0-15.0.1, 14.1.0-14.1.2.2, 13.1.0-13.1.3.1, 12.1.0-12.1.5, and 11.5.2-11.6.5.1, undisclosed HTTP behavior may lead to a denial of service.

Credit: f5sirt@f5.com

Affected SoftwareAffected VersionHow to fix
F5 Access Policy Manager>=11.5.2<=11.6.5
F5 Access Policy Manager>=12.1.0<=12.1.5
F5 Access Policy Manager>=13.1.0<=13.1.3
F5 Access Policy Manager>=14.1.0<=14.1.2
F5 Access Policy Manager>=15.0.0<=15.0.1
F5 BIG-IP Advanced Firewall Manager>=11.5.2<=11.6.5
F5 BIG-IP Advanced Firewall Manager>=12.1.0<=12.1.5
F5 BIG-IP Advanced Firewall Manager>=13.1.0<=13.1.3
F5 BIG-IP Advanced Firewall Manager>=14.1.0<=14.1.2
F5 BIG-IP Advanced Firewall Manager>=15.0.0<=15.0.1
F5 BIG-IP Analytics>=11.5.2<=11.6.5
F5 BIG-IP Analytics>=12.1.0<=12.1.5
F5 BIG-IP Analytics>=13.1.0<=13.1.3
F5 BIG-IP Analytics>=14.1.0<=14.1.2
F5 BIG-IP Analytics>=15.0.0<=15.0.1
F5 BIG-IP Application Acceleration Manager>=11.5.2<=11.6.5
F5 BIG-IP Application Acceleration Manager>=12.1.0<=12.1.5
F5 BIG-IP Application Acceleration Manager>=13.1.0<=13.1.3
F5 BIG-IP Application Acceleration Manager>=14.1.0<=14.1.2
F5 BIG-IP Application Acceleration Manager>=15.0.0<=15.0.1
F5 Application Security Manager>=11.5.2<=11.6.5
F5 Application Security Manager>=12.1.0<=12.1.5
F5 Application Security Manager>=13.1.0<=13.1.3
F5 Application Security Manager>=14.1.0<=14.1.2
F5 Application Security Manager>=15.0.0<=15.0.1
F5 BIG-IP>=11.5.2<=11.6.5
F5 BIG-IP>=12.1.0<=12.1.5
F5 BIG-IP>=13.1.0<=13.1.3
F5 BIG-IP>=14.1.0<=14.1.2
F5 BIG-IP>=15.0.0<=15.0.1
F5 BIG-IP Edge Gateway>=11.5.2<=11.6.5
F5 BIG-IP Edge Gateway>=12.1.0<=12.1.5
F5 BIG-IP Edge Gateway>=13.1.0<=13.1.3
F5 BIG-IP Edge Gateway>=14.1.0<=14.1.2
F5 BIG-IP Edge Gateway>=15.0.0<=15.0.1
F5 BIG-IP Fraud Protection Service>=11.5.2<=11.6.5
F5 BIG-IP Fraud Protection Service>=12.1.0<=12.1.5
F5 BIG-IP Fraud Protection Service>=13.1.0<=13.1.3
F5 BIG-IP Fraud Protection Service>=14.1.0<=14.1.2
F5 BIG-IP Fraud Protection Service>=15.0.0<=15.0.1
Riverbed SteelApp Traffic Manager>=11.5.2<=11.6.5
Riverbed SteelApp Traffic Manager>=12.1.0<=12.1.5
Riverbed SteelApp Traffic Manager>=13.1.0<=13.1.3
Riverbed SteelApp Traffic Manager>=14.1.0<=14.1.2
Riverbed SteelApp Traffic Manager>=15.0.0<=15.0.1
F5 BIG-IP Link Controller>=11.5.2<=11.6.5
F5 BIG-IP Link Controller>=12.1.0<=12.1.5
F5 BIG-IP Link Controller>=13.1.0<=13.1.3
F5 BIG-IP Link Controller>=14.1.0<=14.1.2
F5 BIG-IP Link Controller>=15.0.0<=15.0.1
Riverbed SteelApp Traffic Manager>=11.5.2<=11.6.5
Riverbed SteelApp Traffic Manager>=12.1.0<=12.1.5
Riverbed SteelApp Traffic Manager>=13.1.0<=13.1.3
Riverbed SteelApp Traffic Manager>=14.1.0<=14.1.2
Riverbed SteelApp Traffic Manager>=15.0.0<=15.0.1
F5 BIG-IP Policy Enforcement Manager>=11.5.2<=11.6.5
F5 BIG-IP Policy Enforcement Manager>=12.1.0<=12.1.5
F5 BIG-IP Policy Enforcement Manager>=13.1.0<=13.1.3
F5 BIG-IP Policy Enforcement Manager>=14.1.0<=14.1.2
F5 BIG-IP Policy Enforcement Manager>=15.0.0<=15.0.1
F5 BIG-IP WebAccelerator>=11.5.2<=11.6.5
F5 BIG-IP WebAccelerator>=12.1.0<=12.1.5
F5 BIG-IP WebAccelerator>=13.1.0<=13.1.3
F5 BIG-IP WebAccelerator>=14.1.0<=14.1.2
F5 BIG-IP WebAccelerator>=15.0.0<=15.0.1

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.

Frequently Asked Questions

  • What is the severity of CVE-2020-5857?

    The severity of CVE-2020-5857 is classified as High, as it can lead to Denial of Service.

  • How do I fix CVE-2020-5857?

    To fix CVE-2020-5857, update F5 BIG-IP software to the latest non-impacted version.

  • Which versions of F5 BIG-IP are affected by CVE-2020-5857?

    CVE-2020-5857 affects F5 BIG-IP versions 15.0.0-15.0.1, 14.1.0-14.1.2.2, 13.1.0-13.1.3.1, 12.1.0-12.1.5, and 11.5.2-11.6.5.1.

  • What kind of vulnerability is CVE-2020-5857 related to?

    CVE-2020-5857 is related to an undisclosed HTTP behavior that may lead to a denial of service.

  • Is there a workaround for CVE-2020-5857?

    Currently, the best practice is to upgrade to a fixed version as a workaround for CVE-2020-5857.

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