CVE-2021-23014

Published: May 10, 2021Modified: Jun 17, 2026

8.8

Vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Exploitability: 2.8 / Impact: 5.9

Source: NVD

Description

On versions 16.0.x before 16.0.1.1, 15.1.x before 15.1.3, and 14.1.x before 14.1.4, BIG-IP Advanced WAF and ASM are missing authorization checks for file uploads to a specific directory within the REST API which might allow Authenticated users with guest privileges to upload files. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.

Affected (6)

Products: F5: Big Ip Advanced Web Application Firewall, Big Ip Application Security Manager

2 products

Big Ip Advanced Web Application Firewall

Big Ip Application Security Manager

Configuration A

6 vulnerable

Vulnerable Software	Affected Versions
F5 Big Ip Advanced Web Application Firewall	14.1.0 ≤ version < 14.1.4
F5 Big Ip Advanced Web Application Firewall	15.1.0 ≤ version < 15.1.3
F5 Big Ip Advanced Web Application Firewall	16.0.0 ≤ version < 16.0.1.1
F5 Big Ip Application Security Manager	14.1.0 ≤ version < 14.1.4
F5 Big Ip Application Security Manager	15.1.0 ≤ version < 15.1.3
F5 Big Ip Application Security Manager	16.0.0 ≤ version < 16.0.1.1

Related CWEs

CWE-862

Missing Authorization

The product does not perform an authorization check when an actor attempts to access a resource or perform an action.

References (2)

https://support.f5.com/csp/article/K23203045

Source: f5sirt@f5.com

Vendor Advisory

https://support.f5.com/csp/article/K23203045

Source: af854a3a-2127-422b-91ae-364da2661108

Vendor Advisory

Timeline

No history available yet.