CVE-2022-26415

Severity: critical (CVSS 9.1 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.7% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2022-05-05 · updated 2026-06-17
Weakness: CWE-77

Description

On F5 BIG-IP 16.1.x versions prior to 16.1.2.2, 15.1.x versions prior to 15.1.5.1, 14.1.x versions prior to 14.1.4.6, 13.1.x versions prior to 13.1.5, and all versions of 12.1.x, when running in Appliance mode, an authenticated user assigned the Administrator role may be able to bypass Appliance mode restrictions, utilizing an undisclosed iControl REST endpoint. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated

Affected products

F5 BIG-IP APM: from 12.1.0 through 12.1.6; from 13.1.0 before 13.1.5; from 14.1.0 before 14.1.4.6; from 15.1.0 before 15.1.5.1; from 16.1.0 before 16.1.2.2 — fixed in 13.1.5, 14.1.4.6, 15.1.5.1, 16.1.2.2
BIG-IP: from 12.1.0 through 12.1.6; from 13.1.0 before 13.1.5; from 14.1.0 before 14.1.4.6; from 15.1.0 before 15.1.5.1; from 16.1.0 before 16.1.2.2 — fixed in 13.1.5, 14.1.4.6, 15.1.5.1, 16.1.2.2
F5 Big-Ip Analytics: from 12.1.0 through 12.1.6; from 13.1.0 before 13.1.5; from 14.1.0 before 14.1.4.6; from 15.1.0 before 15.1.5.1; from 16.1.0 before 16.1.2.2 — fixed in 13.1.5, 14.1.4.6, 15.1.5.1, 16.1.2.2
F5 Networks, Inc. BIG-IP (AAM): from 12.1.0 through 12.1.6; from 13.1.0 before 13.1.5; from 14.1.0 before 14.1.4.6; from 15.1.0 before 15.1.5.1; from 16.1.0 before 16.1.2.2 — fixed in 13.1.5, 14.1.4.6, 15.1.5.1, 16.1.2.2
BIG-IP ASM: from 12.1.0 through 12.1.6; from 13.1.0 before 13.1.5; from 14.1.0 before 14.1.4.6; from 15.1.0 before 15.1.5.1; from 16.1.0 before 16.1.2.2 — fixed in 13.1.5, 14.1.4.6, 15.1.5.1, 16.1.2.2
F5 BIG-IP DNS: from 12.1.0 through 12.1.6; from 13.1.0 before 13.1.5; from 14.1.0 before 14.1.4.6; from 15.1.0 before 15.1.5.1; from 16.1.0 before 16.1.2.2 — fixed in 13.1.5, 14.1.4.6, 15.1.5.1, 16.1.2.2
F5 Big-Ip Fraud Protection Service: from 12.1.0 through 12.1.6; from 13.1.0 before 13.1.5; from 14.1.0 before 14.1.4.6; from 15.1.0 before 15.1.5.1; from 16.1.0 before 16.1.2.2 — fixed in 13.1.5, 14.1.4.6, 15.1.5.1, 16.1.2.2
F5 Big-Ip Global Traffic Manager: from 12.1.0 through 12.1.6; from 13.1.0 before 13.1.5; from 14.1.0 before 14.1.4.6; from 15.1.0 before 15.1.5.1; from 16.1.0 before 16.1.2.2 — fixed in 13.1.5, 14.1.4.6, 15.1.5.1, 16.1.2.2
F5 Big-Ip Link Controller: from 12.1.0 through 12.1.6; from 13.1.0 before 13.1.5; from 14.1.0 before 14.1.4.6; from 15.1.0 before 15.1.5.1; from 16.1.0 before 16.1.2.2 — fixed in 13.1.5, 14.1.4.6, 15.1.5.1, 16.1.2.2
F5 BIG-IP (LTM): from 12.1.0 through 12.1.6; from 13.1.0 before 13.1.5; from 14.1.0 before 14.1.4.6; from 15.1.0 before 15.1.5.1; from 16.1.0 before 16.1.2.2 — fixed in 13.1.5, 14.1.4.6, 15.1.5.1, 16.1.2.2
F5 Networks, Inc. BIG-IP (PEM): from 12.1.0 through 12.1.6; from 13.1.0 before 13.1.5; from 14.1.0 before 14.1.4.6; from 15.1.0 before 15.1.5.1; from 16.1.0 before 16.1.2.2 — fixed in 13.1.5, 14.1.4.6, 15.1.5.1, 16.1.2.2

How to fix

Upgrade to a fixed version: F5 BIG-IP APM 13.1.5, 14.1.4.6, 15.1.5.1, 16.1.2.2; BIG-IP 13.1.5, 14.1.4.6, 15.1.5.1, 16.1.2.2; F5 Big-Ip Analytics 13.1.5, 14.1.4.6, 15.1.5.1, 16.1.2.2; F5 Networks, Inc. BIG-IP (AAM) 13.1.5, 14.1.4.6, 15.1.5.1, 16.1.2.2; BIG-IP ASM 13.1.5, 14.1.4.6, 15.1.5.1, 16.1.2.2; F5 BIG-IP DNS 13.1.5, 14.1.4.6, 15.1.5.1, 16.1.2.2; F5 Big-Ip Fraud Protection Service 13.1.5, 14.1.4.6, 15.1.5.1, 16.1.2.2; F5 Big-Ip Global Traffic Manager 13.1.5, 14.1.4.6, 15.1.5.1, 16.1.2.2; F5 Big-Ip Link Controller 13.1.5, 14.1.4.6, 15.1.5.1, 16.1.2.2; F5 BIG-IP (LTM) 13.1.5, 14.1.4.6, 15.1.5.1, 16.1.2.2; F5 Networks, Inc. BIG-IP (PEM) 13.1.5, 14.1.4.6, 15.1.5.1, 16.1.2.2. Check the vendor advisory for mitigations.

References

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