On BIG-IP 14.1.0-14.1.0.5, 14.0.0-14.0.0.4, 13.0.0-13.1.1.4, 12.1.0-12.1.4.1, and 11.5.1-11.6.4, when the BIG-IP system is licensed with Ap…

published 2019-07-03 7 y ago modified 2026-06-17 4 mo ago also EUVD-2019-16192

cvss: 4.4; version 3.1, NVD
cisa kev: Not listed; not in CISA's catalog
epss: 0.3%; EPSS 0.3% chance of exploitation in 30 days, percentile 28%
public exploits: 0; none known

On BIG-IP 14.1.0-14.1.0.5, 14.0.0-14.0.0.4, 13.0.0-13.1.1.4, 12.1.0-12.1.4.1, and 11.5.1-11.6.4, when the BIG-IP system is licensed with Appliance mode, user accounts with Administrator and Resource Administrator roles can bypass Appliance mode restrictions.

Patch / fix

fixed in 13

f5 big-ip_local_traffic_manager 13.1.1.5, 14.0.0.5, 14.1.0.6
f5 big-ip_application_acceleration_manager 13.1.1.5, 14.0.0.5, 14.1.0.6
f5 big-ip_advanced_firewall_manager 13.1.1.5, 14.0.0.5, 14.1.0.6
f5 big-ip_analytics 13.1.1.5, 14.0.0.5, 14.1.0.6
f5 big-ip_access_policy_manager 13.1.1.5, 14.0.0.5, 14.1.0.6
f5 big-ip_application_security_manager 13.1.1.5, 14.0.0.5, 14.1.0.6
f5 big-ip_domain_name_system 13.1.1.5, 14.0.0.5, 14.1.0.6
f5 big-ip_edge_gateway 13.1.1.5, 14.0.0.5, 14.1.0.6
f5 big-ip_global_traffic_manager 13.1.1.5, 14.0.0.5, 14.1.0.6
f5 big-ip_link_controller 13.1.1.5, 14.0.0.5, 14.1.0.6
f5 big-ip_policy_enforcement_manager 13.1.1.5, 14.0.0.5, 14.1.0.6
f5 big-ip_webaccelerator 13.1.1.5, 14.0.0.5, 14.1.0.6
f5 big-ip_websafe 13.1.1.5, 14.0.0.5, 14.1.0.6

Exploit prediction

0.35% chance of exploitation in the next 30 days, higher than 28% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
NVD	3.1	4.4	CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N
NVD	2.0	3.6	AV:L/AC:L/Au:N/C:P/I:P/A:N

Affected products

F5 BIG-IP

References

support.f5.com /csp/article/K73522927
vendor-advisory
securityfocus.com /bid/109113
vdb-entry, broken-link, third-party-advisory

Sources

CVE List CVE-2019-6633
NVD CVE-2019-6633

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