On BIG-IP version 16.x before 16.1.0, 15.1.x before 15.1.4.1, 14.1.x before 14.1.4.5, and all versions of 13.1.x, when a virtual server is…

published 2022-01-25 4 y ago modified 2026-06-17 4 mo ago also EUVD-2022-28128

cvss: 7.5; version 3.1, NVD
cisa kev: Not listed; not in CISA's catalog
epss: 0.9%; EPSS 0.9% chance of exploitation in 30 days, percentile 60%
public exploits: 0; none known

On BIG-IP version 16.x before 16.1.0, 15.1.x before 15.1.4.1, 14.1.x before 14.1.4.5, and all versions of 13.1.x, when a virtual server is configured with a DNS profile with the Rapid Response Mode setting enabled and is configured on a BIG-IP system, undisclosed requests can cause the Traffic Management Microkernel (TMM) to terminate. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.

Patch / fix

fixed in 11

f5 big-ip_access_policy_manager 14.1.4.5, 15.1.4.1, 16.1.0
f5 big-ip_advanced_firewall_manager 14.1.4.5, 15.1.4.1, 16.1.0
f5 big-ip_analytics 14.1.4.5, 15.1.4.1, 16.1.0
f5 big-ip_application_acceleration_manager 14.1.4.5, 15.1.4.1, 16.1.0
f5 big-ip_application_security_manager 14.1.4.5, 15.1.4.1, 16.1.0
f5 big-ip_domain_name_system 14.1.4.5, 15.1.4.1, 16.1.0
f5 big-ip_fraud_protection_service 14.1.4.5, 15.1.4.1, 16.1.0
f5 big-ip_global_traffic_manager 14.1.4.5, 15.1.4.1, 16.1.0
f5 big-ip_link_controller 14.1.4.5, 15.1.4.1, 16.1.0
f5 big-ip_local_traffic_manager 14.1.4.5, 15.1.4.1, 16.1.0
f5 big-ip_policy_enforcement_manager 14.1.4.5, 15.1.4.1, 16.1.0

Exploit prediction

0.92% chance of exploitation in the next 30 days, higher than 60% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
NVD	3.1	7.5	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
NVD	2.0	7.1	AV:N/AC:M/Au:N/C:N/I:N/A:C

Affected products

n/a BIG-IP

Classification

Weakness

CWE-476 NULL Pointer Dereference

References

support.f5.com /csp/article/K28042514
vendor-advisory

Sources

CVE List CVE-2022-23017
NVD CVE-2022-23017

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary