#VU31791 Permissions, Privileges, and Access Controls in F5 Networks products - CVE-2020-5907

Vulnerability identifier: #VU31791

Vulnerability risk: Low

CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:P/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear

CVE-ID: CVE-2020-5907

CWE-ID: CWE-264

Exploitation vector: Remote access

Exploit availability: No public exploit available

Vulnerable software:
BIG-IP
BIG-IP LTM
BIG-IP AFM
BIG-IP Analytics
BIG-IP APM
BIG-IP ASM
BIG-IP FPS
BIG-IP GTM
BIG-IP PEM
BIG-IP AAM
BIG-IP DNS
BIG-IP Link Controller

Software vendor:
F5 Networks

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

The vulnerability exists due to application does not properly impose security restrictions. A remote administrator can conduct arbitrary file read/writes via the built-in sftp functionality.

Install updates from vendor's website.

• https://support.f5.com/csp/article/K00091341
• https://www.kb.cert.org/vuls/id/290915