Arbitrary file upload in BIG-IP ASM and BIG-IP Advanced WAF - CVE-2022-23026
Published: January 19, 2022
Vulnerability identifier: #VU59846
CSH Severity: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2022-23026
CWE-ID: CWE-434
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
BIG-IP ASM
BIG-IP Advanced WAF
BIG-IP ASM
BIG-IP Advanced WAF
Software vendor:
F5 Networks
F5 Networks
Description
The vulnerability allows a remote user to escalate privileges on the system.
The vulnerability exists due to insufficient validation of file during file upload in the REST API endpoint. A remote user can upload a malicious file and execute it on the server.
Remediation
Install updates from vendor's website.