CVE-2020-5946: High severity f5 big-ip advanced waf/asm vulnerability

Published Nov 5, 2020
·
Updated

In BIG-IP Advanced WAF and FPS versions 16.0.0-16.0.0.1, 15.1.0-15.1.0.5, and 14.1.0-14.1.2.7, under some circumstances, certain format client-side alerts sent to the BIG-IP virtual server configured with DataSafe may cause the Traffic Management Microkernel (TMM) to restart, resulting in a Denial-of-Service (DoS).

Affected Software

6 affected components
F5 Big-ip Advanced Web Application Firewall>=14.1.0<14.1.2.8
F5 Big-ip Advanced Web Application Firewall>15.1.0<15.1.1
F5 Big-ip Advanced Web Application Firewall>=16.0.0<16.0.1
F5 Big-ip Fraud Protection Service>=14.1.0<14.1.2.8
F5 Big-ip Fraud Protection Service>=15.1.0<15.1.1
F5 Big-ip Fraud Protection Service>=16.0.0<16.0.1

Event History

Nov 5, 2020
CVE Published
via MITRE·07:26 PM
Data Sourced
via MITRE·07:26 PM
DescriptionWeakness

Frequently Asked Questions

1

What is the severity of CVE-2020-5946?

CVE-2020-5946 is rated as a medium severity vulnerability.

2

How do I fix CVE-2020-5946?

To fix CVE-2020-5946, upgrade to a patched version of F5 BIG-IP Advanced WAF or FPS that is not vulnerable.

3

Which versions are affected by CVE-2020-5946?

CVE-2020-5946 affects BIG-IP versions 16.0.0-16.0.0.1, 15.1.0-15.1.0.5, and 14.1.0-14.1.2.7.

4

What does CVE-2020-5946 allow an attacker to do?

CVE-2020-5946 may allow an attacker to cause a Denial of Service by triggering the Traffic Management Microkernel to restart.

5

Is CVE-2020-5946 a remote or local vulnerability?

CVE-2020-5946 is considered a remote vulnerability as it can be exploited from a distance.

Contact

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