CVE-2020-5854: Medium severity F5 BIG-IP Access Policy Manager vulnerability
Published Feb 6, 2020
·Updated
On BIG-IP 15.0.0-15.0.1.1, 14.1.0-14.1.2.2, 14.0.0-14.0.1, 13.1.0-13.1.3.1, 12.1.0-12.1.5, and 11.6.0-11.6.5.1, the tmm crashes under certain circumstances when using the connector profile if a specific sequence of connections are made.
Affected Software
84 affected components
F5 BIG-IP Access Policy Manager>=11.5.2<=11.6.5
F5 BIG-IP Access Policy Manager>=12.1.0<12.1.5.1
F5 BIG-IP Access Policy Manager>=13.1.0<13.1.3.2
F5 BIG-IP Access Policy Manager>=14.0.0<14.0.1.1
F5 BIG-IP Access Policy Manager>=14.1.0<14.1.2.1
F5 BIG-IP Access Policy Manager>=15.0.0<15.1.0
F5 BIG-IP Advanced Firewall Manager>=11.5.2<=11.6.5
F5 BIG-IP Advanced Firewall Manager>=12.1.0<12.1.5.1
F5 BIG-IP Advanced Firewall Manager>=13.1.0<13.1.3.2
F5 BIG-IP Advanced Firewall Manager>=14.0.0<14.0.1.1
F5 BIG-IP Advanced Firewall Manager>=14.1.0<14.1.2.1
F5 BIG-IP Advanced Firewall Manager>=15.0.0<15.1.0
F5 BIG-IP Analytics>=11.5.2<=11.6.5
F5 BIG-IP Analytics>=12.1.0<12.1.5.1
F5 BIG-IP Analytics>=13.1.0<13.1.3.2
F5 BIG-IP Analytics>=14.0.0<14.0.1.1
F5 BIG-IP Analytics>=14.1.0<14.1.2.1
F5 BIG-IP Analytics>=15.0.0<15.1.0
F5 Big-ip Application Acceleration Manager>=11.5.2<=11.6.5
F5 Big-ip Application Acceleration Manager>=12.1.0<12.1.5.1
F5 Big-ip Application Acceleration Manager>=13.1.0<13.1.3.2
F5 Big-ip Application Acceleration Manager>=14.0.0<14.0.1.1
F5 Big-ip Application Acceleration Manager>=14.1.0<14.1.2.1
F5 Big-ip Application Acceleration Manager>=15.0.0<15.1.0
F5 BIG-IP Application Security Manager>=11.5.2<=11.6.5
F5 BIG-IP Application Security Manager>=12.1.0<12.1.5.1
F5 BIG-IP Application Security Manager>=13.1.0<13.1.3.2
F5 BIG-IP Application Security Manager>=14.0.0<14.0.1.1
F5 BIG-IP Application Security Manager>=14.1.0<14.1.2.1
F5 BIG-IP Application Security Manager>=15.0.0<15.1.0
F5 Big-ip Domain Name System>=11.5.2<=11.6.5
F5 Big-ip Domain Name System>=12.1.0<12.1.5.1
F5 Big-ip Domain Name System>=13.1.0<13.1.3.2
F5 Big-ip Domain Name System>=14.0.0<14.0.1.1
F5 Big-ip Domain Name System>=14.1.0<14.1.2.1
F5 Big-ip Domain Name System>=15.0.0<15.1.0
F5 BIG-IP Edge Gateway>=11.5.2<=11.6.5
F5 BIG-IP Edge Gateway>=12.1.0<12.1.5.1
F5 BIG-IP Edge Gateway>=13.1.0<13.1.3.2
F5 BIG-IP Edge Gateway>=14.0.0<14.0.1.1
F5 BIG-IP Edge Gateway>=14.1.0<14.1.2.1
F5 BIG-IP Edge Gateway>=15.0.0<15.1.0
F5 Big-ip Fraud Protection Service>=11.5.2<=11.6.5
F5 Big-ip Fraud Protection Service>=12.1.0<12.1.5.1
F5 Big-ip Fraud Protection Service>=13.1.0<13.1.3.2
F5 Big-ip Fraud Protection Service>=14.0.0<14.0.1.1
F5 Big-ip Fraud Protection Service>=14.1.0<14.1.2.1
F5 Big-ip Fraud Protection Service>=15.0.0<15.1.0
F5 Big-ip Global Traffic Manager>=11.5.2<=11.6.5
F5 Big-ip Global Traffic Manager>=12.1.0<12.1.5.1
F5 Big-ip Global Traffic Manager>=13.1.0<13.1.3.2
F5 Big-ip Global Traffic Manager>=14.0.0<14.0.1.1
F5 Big-ip Global Traffic Manager>=14.1.0<14.1.2.1
F5 Big-ip Global Traffic Manager>=15.0.0<15.1.0
F5 Big-ip Link Controller>=11.5.2<=11.6.5
F5 Big-ip Link Controller>=12.1.0<12.1.5.1
F5 Big-ip Link Controller>=13.1.0<13.1.3.2
F5 Big-ip Link Controller>=14.0.0<14.0.1.1
F5 Big-ip Link Controller>=14.1.0<14.1.2.1
F5 Big-ip Link Controller>=15.0.0<15.1.0
F5 Big-ip Local Traffic Manager>=11.5.2<=11.6.5
F5 Big-ip Local Traffic Manager>=12.1.0<12.1.5.1
F5 Big-ip Local Traffic Manager>=13.1.0<13.1.3.2
F5 Big-ip Local Traffic Manager>=14.0.0<14.0.1.1
F5 Big-ip Local Traffic Manager>=14.1.0<14.1.2.1
F5 Big-ip Local Traffic Manager>=15.0.0<15.1.0
F5 Big-ip Policy Enforcement Manager>=11.5.2<=11.6.5
F5 Big-ip Policy Enforcement Manager>=12.1.0<12.1.5.1
F5 Big-ip Policy Enforcement Manager>=13.1.0<13.1.3.2
F5 Big-ip Policy Enforcement Manager>=14.0.0<14.0.1.1
F5 Big-ip Policy Enforcement Manager>=14.1.0<14.1.2.1
F5 Big-ip Policy Enforcement Manager>=15.0.0<15.1.0
F5 Big-ip Webaccelerator>=11.5.2<=11.6.5
F5 Big-ip Webaccelerator>=12.1.0<12.1.5.1
F5 Big-ip Webaccelerator>=13.1.0<13.1.3.2
F5 Big-ip Webaccelerator>=14.0.0<14.0.1.1
F5 Big-ip Webaccelerator>=14.1.0<14.1.2.1
F5 Big-ip Webaccelerator>=15.0.0<15.1.0
F5 BIG-IQ Centralized Management>=5.1.0<=5.4.0
F5 BIG-IQ Centralized Management>=6.0.0<=6.1.0
F5 BIG-IQ Centralized Management=7.0.0
F5 Enterprise Manager=3.1.1
F5 iWorkflow=2.3.0
F5 Traffix Signaling Delivery Controller>=5.0.0<=5.1.0
Event History
Feb 6, 2020
CVE Published
via MITRE·03:40 PM
Data Sourced
via MITRE·03:40 PM
DescriptionWeakness
Data Sourced
via NVD·04:15 PM
DescriptionSeverityAffected Software
Frequently Asked Questions
1
What is the severity of CVE-2020-5854?
CVE-2020-5854 has been classified as a critical vulnerability due to the risk of system crashes affecting service availability.
2
How do I fix CVE-2020-5854?
To mitigate CVE-2020-5854, upgrade your F5 BIG-IP systems to the latest supported version as specified in the vendor advisory.
3
What versions are affected by CVE-2020-5854?
CVE-2020-5854 affects F5 BIG-IP versions 11.6.0 to 11.6.5, 12.1.0 to 12.1.5, and several others up to 15.0.1.1.
4
What impact does CVE-2020-5854 have on my systems?
CVE-2020-5854 can cause the Traffic Management Microkernel (TMM) to crash, potentially leading to denial of service.
5
Is there a workaround for CVE-2020-5854?
While an immediate workaround is not specified, implementing strict control over connection sequences may help reduce risk until a patch is applied.