CVE-2019-6616: High severity f5 access policy manager vulnerability

Q: What is the severity of CVE-2019-6616?

CVE-2019-6616 is classified as a critical vulnerability due to its potential to allow administrative users to overwrite critical system files on affected F5 BIG-IP devices.

Q: How do I fix CVE-2019-6616?

To fix CVE-2019-6616, upgrade your F5 BIG-IP software to a version above 14.1.0.2, 13.1.1.5, 12.1.4.1, 11.6.4, or 11.5.9 based on specific product lines mentioned in the advisory.

Q: Which versions of BIG-IP are affected by CVE-2019-6616?

CVE-2019-6616 affects F5 BIG-IP versions 14.0.0-14.1.0.1, 13.0.0-13.1.1.4, 12.1.0-12.1.4, 11.6.1-11.6.3.4, and 11.5.2-11.5.8.

Q: Who can exploit CVE-2019-6616?

CVE-2019-6616 can be exploited by administrative users who have TMSH access to the affected F5 BIG-IP systems.

Q: What potential impact does CVE-2019-6616 have on my system?

The impact of CVE-2019-6616 can lead to a bypass of whitelist/blacklist restrictions, allowing unauthorized access or control over the F5 BIG-IP appliance.

Published May 3, 2019

Updated

On BIG-IP 14.0.0-14.1.0.1, 13.0.0-13.1.1.4, 12.1.0-12.1.4, 11.6.1-11.6.3.4, and 11.5.2-11.5.8, administrative users with TMSH access can overwrite critical system files on BIG-IP which can result in bypass of whitelist / blacklist restrictions enforced by appliance mode.

Affected Software

65 affected components

F5 BIG-IP Access Policy Manager>=11.5.2<11.5.9

F5 BIG-IP Access Policy Manager>=11.6.1<11.6.4

F5 BIG-IP Access Policy Manager>=12.1.0<12.1.4.1

F5 BIG-IP Access Policy Manager>=13.0.0<13.1.1.5

F5 BIG-IP Access Policy Manager>=14.0.0<14.1.0.2

F5 BIG-IP Advanced Firewall Manager>=11.5.2<11.5.9

F5 BIG-IP Advanced Firewall Manager>=11.6.1<11.6.4

F5 BIG-IP Advanced Firewall Manager>=12.1.0<12.1.4.1

F5 BIG-IP Advanced Firewall Manager>=13.0.0<13.1.1.5

F5 BIG-IP Advanced Firewall Manager>=14.0.0<14.1.0.2

F5 Big-ip Application Acceleration Manager>=11.5.2<11.5.9

F5 Big-ip Application Acceleration Manager>=11.6.1<11.6.4

F5 Big-ip Application Acceleration Manager>=12.1.0<12.1.4.1

F5 Big-ip Application Acceleration Manager>=13.0.0<13.1.1.5

F5 Big-ip Application Acceleration Manager>=14.0.0<14.1.0.2

F5 Big-ip Link Controller>=11.5.2<11.5.9

F5 Big-ip Link Controller>=11.6.1<11.6.4

F5 Big-ip Link Controller>=12.1.0<12.1.4.1

F5 Big-ip Link Controller>=13.0.0<13.1.1.5

F5 Big-ip Link Controller>=14.0.0<14.1.0.2

F5 Big-ip Policy Enforcement Manager>=11.5.2<11.5.9

F5 Big-ip Policy Enforcement Manager>=11.6.1<11.6.4

F5 Big-ip Policy Enforcement Manager>=12.1.0<12.1.4.1

F5 Big-ip Policy Enforcement Manager>=13.0.0<13.1.1.5

F5 Big-ip Policy Enforcement Manager>=14.0.0<14.1.0.2

F5 Big-ip Webaccelerator>=11.5.2<11.5.9

F5 Big-ip Webaccelerator>=11.6.1<11.6.4

F5 Big-ip Webaccelerator>=12.1.0<12.1.4.1

F5 Big-ip Webaccelerator>=13.0.0<13.1.1.5

F5 Big-ip Webaccelerator>=14.0.0<14.1.0.2

F5 BIG-IP Application Security Manager>=11.5.2<11.5.9

F5 BIG-IP Application Security Manager>=11.6.1<11.6.4

F5 BIG-IP Application Security Manager>=12.1.0<12.1.4.1

F5 BIG-IP Application Security Manager>=13.0.0<13.1.1.5

F5 BIG-IP Application Security Manager>=14.0.0<14.1.0.2

F5 Big-ip Local Traffic Manager>=11.5.2<11.5.9

F5 Big-ip Local Traffic Manager>=11.6.1<11.6.4

F5 Big-ip Local Traffic Manager>=12.1.0<12.1.4.1

F5 Big-ip Local Traffic Manager>=13.0.0<13.1.1.5

F5 Big-ip Local Traffic Manager>=14.0.0<14.1.0.2

F5 Big-ip Fraud Protection Service>=11.5.2<11.5.9

F5 Big-ip Fraud Protection Service>=11.6.1<11.6.4

F5 Big-ip Fraud Protection Service>=12.1.0<12.1.4.1

F5 Big-ip Fraud Protection Service>=13.0.0<13.1.1.5

F5 Big-ip Fraud Protection Service>=14.0.0<14.1.0.2

F5 Big-ip Global Traffic Manager>=11.5.2<11.5.9

F5 Big-ip Global Traffic Manager>=11.6.1<11.6.4

F5 Big-ip Global Traffic Manager>=12.1.0<12.1.4.1

F5 Big-ip Global Traffic Manager>=13.0.0<13.1.1.5

F5 Big-ip Global Traffic Manager>=14.0.0<14.1.0.2

F5 BIG-IP Analytics>=11.5.2<11.5.9

F5 BIG-IP Analytics>=11.6.1<11.6.4

F5 BIG-IP Analytics>=12.1.0<12.1.4.1

F5 BIG-IP Analytics>=13.0.0<13.1.1.5

F5 BIG-IP Analytics>=14.0.0<14.1.0.2

F5 BIG-IP Edge Gateway>=11.5.2<11.5.9

F5 BIG-IP Edge Gateway>=11.6.1<11.6.4

F5 BIG-IP Edge Gateway>=12.1.0<12.1.4.1

F5 BIG-IP Edge Gateway>=13.0.0<13.1.1.5

F5 BIG-IP Edge Gateway>=14.0.0<14.1.0.2

F5 Big-ip Domain Name System>=11.5.2<11.5.9

F5 Big-ip Domain Name System>=11.6.1<11.6.4

F5 Big-ip Domain Name System>=12.1.0<12.1.4.1

F5 Big-ip Domain Name System>=13.0.0<13.1.1.5

F5 Big-ip Domain Name System>=14.0.0<14.1.0.2

Event History

May 3, 2019

CVE Published

via MITRE·07:12 PM

Data Sourced

via MITRE·07:12 PM

DescriptionWeakness

Frequently Asked Questions

What is the severity of CVE-2019-6616?

CVE-2019-6616 is classified as a critical vulnerability due to its potential to allow administrative users to overwrite critical system files on affected F5 BIG-IP devices.

How do I fix CVE-2019-6616?

To fix CVE-2019-6616, upgrade your F5 BIG-IP software to a version above 14.1.0.2, 13.1.1.5, 12.1.4.1, 11.6.4, or 11.5.9 based on specific product lines mentioned in the advisory.

Which versions of BIG-IP are affected by CVE-2019-6616?