Permissions, Privileges, and Access Controls in BIG-IP APM and APM Clients - CVE-2020-5896
Published: May 13, 2020
Vulnerability identifier: #VU27873
CSH Severity: Low
CVSSv4.0: CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2020-5896
CWE-ID: CWE-264
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerable software:
BIG-IP APM
APM Clients
BIG-IP APM
APM Clients
Software vendor:
F5 Networks
F5 Networks
Description
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to the BIG-IP Edge Client Windows Installer Service's temporary folder has weak file and folder permissions. A local user can execute signed .exe and MSI files and gain elevated privileges on the client Windows system.
Remediation
Cybersecurity Help is currently unaware of any official solution to address this vulnerability.