CVE-2020-5872: High severity f5 access policy manager vulnerability

Published Apr 30, 2020
·
Updated

On BIG-IP 14.1.0-14.1.2.3, 14.0.0-14.0.1, 13.1.0-13.1.3.1, and 12.1.0-12.1.4.1, when processing TLS traffic with hardware cryptographic acceleration enabled on platforms with Intel QAT hardware, the Traffic Management Microkernel (TMM) may stop responding and cause a failover event.

Affected Software

44 affected components
F5 BIG-IP Access Policy Manager>=12.1.0<=12.1.4.1
F5 BIG-IP Access Policy Manager>=13.1.0<=13.1.3.1
F5 BIG-IP Access Policy Manager>=14.0.0<=14.0.1
F5 BIG-IP Access Policy Manager>=14.1.0<=14.1.2.3
F5 BIG-IP Advanced Firewall Manager>=12.1.0<=12.1.4.1
F5 BIG-IP Advanced Firewall Manager>=13.1.0<=13.1.3.1
F5 BIG-IP Advanced Firewall Manager>=14.0.0<=14.0.1
F5 BIG-IP Advanced Firewall Manager>=14.1.0<=14.1.2.3
F5 BIG-IP Analytics>=12.1.0<=12.1.4.1
F5 BIG-IP Analytics>=13.1.0<=13.1.3.1
F5 BIG-IP Analytics>=14.0.0<=14.0.1
F5 BIG-IP Analytics>=14.1.0<=14.1.2.3
F5 Big-ip Application Acceleration Manager>=12.1.0<=12.1.4.1
F5 Big-ip Application Acceleration Manager>=13.1.0<=13.1.3.1
F5 Big-ip Application Acceleration Manager>=14.0.0<=14.0.1
F5 Big-ip Application Acceleration Manager>=14.1.0<=14.1.2.3
F5 BIG-IP Application Security Manager>=12.1.0<=12.1.4.1
F5 BIG-IP Application Security Manager>=13.1.0<=13.1.3.1
F5 BIG-IP Application Security Manager>=14.0.0<=14.0.1
F5 BIG-IP Application Security Manager>=14.1.0<=14.1.2.3
F5 Big-ip Domain Name System>=12.1.0<=12.1.4.1
F5 Big-ip Domain Name System>=13.1.0<=13.1.3.1
F5 Big-ip Domain Name System>=14.0.0<=14.0.1
F5 Big-ip Domain Name System>=14.1.0<=14.1.2.3
F5 Big-ip Fraud Protection Service>=12.1.0<=12.1.4.1
F5 Big-ip Fraud Protection Service>=13.1.0<=13.1.3.1
F5 Big-ip Fraud Protection Service>=14.0.0<=14.0.1
F5 Big-ip Fraud Protection Service>=14.1.0<=14.1.2.3
F5 Big-ip Global Traffic Manager>=12.1.0<=12.1.4.1
F5 Big-ip Global Traffic Manager>=13.1.0<=13.1.3.1
F5 Big-ip Global Traffic Manager>=14.0.0<=14.0.1
F5 Big-ip Global Traffic Manager>=14.1.0<=14.1.2.3
F5 Big-ip Link Controller>=12.1.0<=12.1.4.1
F5 Big-ip Link Controller>=13.1.0<=13.1.3.1
F5 Big-ip Link Controller>=14.0.0<=14.0.1
F5 Big-ip Link Controller>=14.1.0<=14.1.2.3
F5 Big-ip Local Traffic Manager>=12.1.0<=12.1.4.1
F5 Big-ip Local Traffic Manager>=13.1.0<=13.1.3.1
F5 Big-ip Local Traffic Manager>=14.0.0<=14.0.1
F5 Big-ip Local Traffic Manager>=14.1.0<=14.1.2.3
F5 Big-ip Policy Enforcement Manager>=12.1.0<=12.1.4.1
F5 Big-ip Policy Enforcement Manager>=13.1.0<=13.1.3.1
F5 Big-ip Policy Enforcement Manager>=14.0.0<=14.0.1
F5 Big-ip Policy Enforcement Manager>=14.1.0<=14.1.2.3

Event History

Apr 30, 2020
CVE Published
via MITRE·07:53 PM
Data Sourced
via MITRE·07:53 PM
DescriptionWeakness

Frequently Asked Questions

1

What is the severity of CVE-2020-5872?

CVE-2020-5872 has a severity rating that is classified as critical due to the potential for causing traffic management failures.

2

How do I fix CVE-2020-5872?

To fix CVE-2020-5872, you should upgrade to a version of F5 BIG-IP that is not affected, specifically versions above 14.1.2.3, 14.0.1, 13.1.3.1, and 12.1.4.1.

3

What systems are affected by CVE-2020-5872?

CVE-2020-5872 affects F5 BIG-IP Access Policy Manager, Advanced Firewall Manager, Analytics, Application Security Manager, and several other modules between specific version ranges.

4

What are the potential impacts of CVE-2020-5872?

The potential impacts of CVE-2020-5872 include system unresponsiveness and failover events during TLS traffic processing.

5

Is there a workaround for CVE-2020-5872?

Currently, the best approach to mitigate CVE-2020-5872 is to apply the appropriate security updates rather than relying on workarounds.

Contact

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