CVE-2021-22985

Published: Feb 12, 2021Modified: Jun 17, 2026

7.5

Vector

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

Exploitability: 3.9 / Impact: 3.6

Source: NVD

Description

On BIG-IP APM version 16.0.x before 16.0.1.1, under certain conditions, when processing VPN traffic with APM, TMM consumes excessive memory. A malicious, authenticated VPN user may abuse this to perform a DoS attack against the APM. Note: Software versions which have reached End of Software Development (EoSD) are not evaluated.

Affected (6)

Products: F5: Big Ip Application Security Manager

1 product

Big Ip Application Security Manager

Configuration A

6 vulnerable

Vulnerable Software	Affected Versions
F5 Big Ip Application Security Manager	11.6.1 ≤ version < 11.6.5.2
F5 Big Ip Application Security Manager	12.1.0 ≤ version < 12.1.5.3
F5 Big Ip Application Security Manager	13.1.0 ≤ version < 13.1.3.6
F5 Big Ip Application Security Manager	14.1.0 ≤ version < 14.1.2.8
F5 Big Ip Application Security Manager	15.1.0 ≤ version < 15.1.2
F5 Big Ip Application Security Manager	16.0.0 ≤ version < 16.0.1.1

Related CWEs

CWE-400

Uncontrolled Resource Consumption

The product does not properly control the allocation and maintenance of a limited resource, thereby enabling an actor to influence the amount of resources consumed, eventually leading to the exhaustion of available resources.

References (2)

https://support.f5.com/csp/article/K88162221

Source: f5sirt@f5.com

Vendor Advisory

https://support.f5.com/csp/article/K88162221

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

Vendor Advisory

Timeline

No history available yet.