Denial of service in BIG-IP TMM

Published: 2022-08-04
Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2022-34651
Exploitation vector Network
Public exploit N/A
Vulnerable software
Hardware solutions / Firmware

Vendor F5 Networks, Inc.

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) NULL pointer dereference

EUVDB-ID: #VU66096

Risk: Medium


CVE-ID: CVE-2022-34651

CWE-ID: CWE-476 - NULL Pointer Dereference

Exploit availability: No


The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to a NULL pointer dreference error when an LTM Client or Server SSL profile with TLS 1.3 enabled is configured on a virtual server, along with an iRule that calls HTTP::respond. A remote attacker can send specially crafted request to the system and cause the Traffic Management Microkernel (TMM) to terminate.


Install update from vendor's website.

Vulnerable software versions

BIG-IP: 15.1.0 - 16.1.3

CPE2.3 External links

Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?