CVE-2019-6617 Privilege escalation in BIG-IP (LTM, AAM, AFM, Analytics, APM, ASM, DNS, Edge Gateway, FPS, GTM, Link Controller, PEM, WebAccelerator)

Medium 6.5 Published 3 May 2019 Updated 4 Aug 2024

A Resource Administrator can overwrite sensitive system files via SFTP, bypassing role restrictions and escalating privileges.

Exploited in the wild: Not known
Login needed: An administrator
Attackable: Over the internet
Victim action needed: Not needed
Fix: None listed

What is CVE-2019-6617?

CVE-2019-6617 is a medium-severity vulnerability in F5 Big-Ip Access Policy Manager, published on 3 May 2019. An attacker needs administrator access to exploit it, with no action from the victim.

Official description

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.

Weakness: CWE-269

Which versions are affected by CVE-2019-6617?

It affects 13 products.

Products include F5 Big-Ip Access Policy Manager, F5 Big-Ip Advanced Firewall Manager, F5 Big-Ip Analytics, F5 Big-Ip Application Acceleration Manager, F5 Big-Ip Application Security Manager, F5 Big-Ip Domain Name System and 7 more.

How do I fix CVE-2019-6617?

No fix has been published for CVE-2019-6617 yet. Limit exposure of the affected software until one is available.

Is CVE-2019-6617 being exploited?

There is no known exploitation of CVE-2019-6617 in the wild and no public exploit code.

All F5 Big-Ip Access Policy Manager vulnerabilities

Sources

Also known as GHSA-f5m3-rw47-f9xw.