#VU46071 Improper Certificate Validation in F5 Networks products - CVE-2020-5913
Published: August 26, 2020
Vulnerability identifier: #VU46071
Vulnerability risk: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2020-5913
CWE-ID: CWE-295
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
BIG-IP
BIG-IP DDHD
BIG-IP SSLO
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
BIG-IP Advanced WAF
BIG-IP
BIG-IP DDHD
BIG-IP SSLO
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
BIG-IP Advanced WAF
Software vendor:
F5 Networks
F5 Networks
Description
The vulnerability allows a remote attacker to perform a man-in-the-middle (MitM) attack.
The vulnerability exists due to the BIG-IP Server SSL profile ignores revoked certificates, even when a valid CRL is present. A remote attacker can perform a MitM attack on the connections.
Remediation
Install updates from vendor's website.