CVE-2019-6617: Medium severity f5 access policy manager vulnerability

Q: What is the severity of CVE-2019-6617?

CVE-2019-6617 is classified as a high severity vulnerability as it allows a user with the Resource Administrator role to overwrite sensitive low-level files.

Q: How do I fix CVE-2019-6617?

To fix CVE-2019-6617, upgrade to the patched version of the affected F5 BIG-IP software as recommended by the vendor.

Q: Which versions of software are affected by CVE-2019-6617?

CVE-2019-6617 affects F5 BIG-IP versions 11.5.2 through 11.6.3.4, 12.1.0 through 12.1.4, 13.0.0 through 13.1.1.5, and 14.0.0 through 14.1.0.2.

Q: What type of files can be overwritten due to CVE-2019-6617?

CVE-2019-6617 allows sensitive low-level files such as /etc/passwd to be overwritten.

Q: Who can exploit CVE-2019-6617?

CVE-2019-6617 can be exploited by users with the Resource Administrator role who have access to SFTP.

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, a user with the Resource Administrator role is able to overwrite sensitive low-level files (such as /etc/passwd) using SFTP to modify user permissions, without Advanced Shell access. This is contrary to our definition for the Resource Administrator (RA) role restrictions.

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·07:16 PM

Data Sourced

via MITRE·07:16 PM

DescriptionWeakness

Frequently Asked Questions

What is the severity of CVE-2019-6617?

CVE-2019-6617 is classified as a high severity vulnerability as it allows a user with the Resource Administrator role to overwrite sensitive low-level files.

How do I fix CVE-2019-6617?

To fix CVE-2019-6617, upgrade to the patched version of the affected F5 BIG-IP software as recommended by the vendor.

Which versions of software are affected by CVE-2019-6617?