Permissions, Privileges, and Access Controls in F5 Networks products - CVE-2019-6646

Vulnerability identifier: #VU20891

CSH Severity: Medium

CVSS v4: 7.6 [CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N]

CVE-ID: CVE-2019-6646

CWE-ID: CWE-264

Exploitation vector: Remote access

Exploit availability: No public exploit available

The vulnerability allows a remote attacker to escalate privileges on the system.

The vulnerability exists due to improper permissions in the iControl REST. A remote authenticated attacker with guest privileges may be able to escalate their privileges and run commands with admin privileges.

Enterprise Manager
BIG-IP AAM
BIG-IP DNS
BIG-IP Edge Gateway
BIG-IP Link Controller
BIG-IP WebAccelerator
BIG-IP AFM
BIG-IP Analytics
BIG-IP APM
BIG-IP ASM
BIG-IP FPS
BIG-IP GTM
BIG-IP PEM
BIG-IP LTM

Install updates from vendor's website.

BIG-IP AAM - update to 12.1.0
BIG-IP AFM - update to 12.1.0
BIG-IP Analytics - update to 12.1.0
BIG-IP APM - update to 12.1.0
BIG-IP ASM - update to 12.1.0
BIG-IP DNS - update to 12.1.0
BIG-IP Edge Gateway - update to 12.1.0
BIG-IP FPS - update to 12.1.0
BIG-IP GTM - update to 12.1.0
BIG-IP Link Controller - update to 12.1.0
BIG-IP PEM - update to 12.1.0
BIG-IP LTM - update to 12.1.0
BIG-IP WebAccelerator - update to 12.1.0

• https://support.f5.com/csp/article/K53990093

• Privilege escalation in F5 Networks BIG-IP