On BIG-IP versions 16.x before 16.1.0, 15.1.x before 15.1.4.1, and 14.1.2.6-14.1.4.4, when a Client SSL profile is configured on a virtual…

published 2022-01-25 4 y ago modified 2026-06-17 4 mo ago also EUVD-2022-28126

cvss: 7.5; version 3.1, NVD
cisa kev: Not listed; not in CISA's catalog
epss: 0.6%; EPSS 0.6% chance of exploitation in 30 days, percentile 50%
public exploits: 0; none known

On BIG-IP versions 16.x before 16.1.0, 15.1.x before 15.1.4.1, and 14.1.2.6-14.1.4.4, when a Client SSL profile is configured on a virtual server with Client Certificate Authentication set to request/require and Session Ticket enabled and configured, processing SSL traffic can cause an increase in memory resource utilization. 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 14.1.4.4, 15.1.4.1, 16.1.0
f5 big-ip_advanced_firewall_manager 14.1.4.4, 15.1.4.1, 16.1.0
f5 big-ip_analytics 14.1.4.4, 15.1.4.1, 16.1.0
f5 big-ip_application_acceleration_manager 14.1.4.4, 15.1.4.1, 16.1.0
f5 big-ip_application_security_manager 14.1.4.4, 15.1.4.1, 16.1.0
f5 big-ip_domain_name_system 14.1.4.4, 15.1.4.1, 16.1.0
f5 big-ip_fraud_protection_service 14.1.4.4, 15.1.4.1, 16.1.0
f5 big-ip_global_traffic_manager 14.1.4.4, 15.1.4.1, 16.1.0
f5 big-ip_link_controller 14.1.4.4, 15.1.4.1, 16.1.0
f5 big-ip_local_traffic_manager 14.1.4.4, 15.1.4.1, 16.1.0
f5 big-ip_policy_enforcement_manager 14.1.4.4, 15.1.4.1, 16.1.0

Exploit prediction

0.63% chance of exploitation in the next 30 days, higher than 50% 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-400 Uncontrolled Resource Consumption

References

support.f5.com /csp/article/K08476614
vendor-advisory

Sources

CVE List CVE-2022-23015
NVD CVE-2022-23015

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