What’s Vulnerable › Vulnerabilities

CVE-2022-1388: F5 BIG-IP Missing Authentication Vulnerability

• Severity: high (CVSS 7.5 v2.0)
• Exploited in the wild: yes — in CISA KEV since 2022-05-10
• EPSS: 100.0% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2022-05-05 · updated 2026-06-17
• Weakness: CWE-306

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 12.1.x and 11.6.x versions, undisclosed requests may bypass iControl REST authentication. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated

Affected products

• F5 BIG-IP APM: from 11.6.1 through 11.6.5; 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 11.6.1 through 11.6.5; 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 11.6.1 through 11.6.5; 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 11.6.1 through 11.6.5; 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 11.6.1 through 11.6.5; 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 11.6.1 through 11.6.5; 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 11.6.1 through 11.6.5; 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 11.6.1 through 11.6.5; 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 11.6.1 through 11.6.5; 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 11.6.1 through 11.6.5; 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 11.6.1 through 11.6.5; 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

• http://packetstormsecurity.com/files/167007/F5-BIG-IP-Remote-Code-Execution.html
• http://packetstormsecurity.com/files/167118/F5-BIG-IP-16.0.x-Remote-Code-Execution.html
• http://packetstormsecurity.com/files/167150/F5-BIG-IP-iControl-Remote-Code-Execution.html
• https://support.f5.com/csp/article/K23605346
• https://www.secpod.com/blog/critical-f5-big-ip-remote-code-execution-vulnerability-patch-now/
• http://packetstormsecurity.com/files/167007/F5-BIG-IP-Remote-Code-Execution.html
• http://packetstormsecurity.com/files/167118/F5-BIG-IP-16.0.x-Remote-Code-Execution.html
• http://packetstormsecurity.com/files/167150/F5-BIG-IP-iControl-Remote-Code-Execution.html
• https://support.f5.com/csp/article/K23605346
• https://www.secpod.com/blog/critical-f5-big-ip-remote-code-execution-vulnerability-patch-now/
• https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2022-1388

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