high
7.2
CWE
613
Advisory Published
CVE Published
Updated

CVE-2023-42768: BIG-IP iControl REST vulnerability

First published: Tue Oct 10 2023(Updated: )

When a non-admin user has been assigned an administrator role via an iControl REST PUT request and later the user's role is reverted back to a non-admin role via the Configuration utility, tmsh, or iControl REST. BIG-IP non-admin user can still have access to iControl REST admin resource.  Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.

Credit: f5sirt@f5.com

Affected SoftwareAffected VersionHow to fix
F5 BIG-IP and BIG-IQ Centralized Management
17.1.0
F5 BIG-IP and BIG-IQ Centralized Management>=16.1.0<=16.1.3
16.1.4
F5 BIG-IP and BIG-IQ Centralized Management>=15.1.0<=15.1.8
15.1.9
F5 BIG-IP and BIG-IQ Centralized Management>=14.1.0<=14.1.5
F5 BIG-IP and BIG-IQ Centralized Management>=13.1.0<=13.1.5
F5 Access Policy Manager>=13.1.0<=13.1.5
F5 Access Policy Manager>=14.1.0<=14.1.5
F5 Access Policy Manager>=15.1.0<15.1.9
F5 Access Policy Manager>=16.1.0<16.1.4
F5 BIG-IP Advanced Firewall Manager>=13.1.0<=13.1.5
F5 BIG-IP Advanced Firewall Manager>=14.1.0<=14.1.5
F5 BIG-IP Advanced Firewall Manager>=15.1.0<15.1.9
F5 BIG-IP Advanced Firewall Manager>=16.1.0<16.1.4
F5 BIG-IP Advanced WAF/ASM>=13.1.0<=13.1.5
F5 BIG-IP Advanced WAF/ASM>=14.1.0<=14.1.5
F5 BIG-IP Advanced WAF/ASM>=15.1.0<15.1.9
F5 BIG-IP Advanced WAF/ASM>=16.1.0<16.1.4
F5 BIG-IP Analytics>=13.1.0<=13.1.5
F5 BIG-IP Analytics>=14.1.0<=14.1.5
F5 BIG-IP Analytics>=15.1.0<15.1.9
F5 BIG-IP Analytics>=16.1.0<16.1.4
F5 BIG-IP Application Acceleration Manager>=13.1.0<=13.1.5
F5 BIG-IP Application Acceleration Manager>=14.1.0<=14.1.5
F5 BIG-IP Application Acceleration Manager>=15.1.0<15.1.9
F5 BIG-IP Application Acceleration Manager>=16.1.0<16.1.4
F5 Application Security Manager>=13.1.0<=13.1.5
F5 Application Security Manager>=14.1.0<=14.1.5
F5 Application Security Manager>=15.1.0<15.1.9
F5 Application Security Manager>=16.1.0<16.1.4
F5 BIG-IP Application Visibility and Reporting>=13.1.0<=13.1.5
F5 BIG-IP Application Visibility and Reporting>=14.1.0<=14.1.5
F5 BIG-IP Application Visibility and Reporting>=15.1.0<15.1.9
F5 BIG-IP Application Visibility and Reporting>=16.1.0<16.1.4
F5 BIG-IP Carrier-Grade NAT>=13.1.0<=13.1.5
F5 BIG-IP Carrier-Grade NAT>=14.1.0<=14.1.5
F5 BIG-IP Carrier-Grade NAT>=15.1.0<15.1.9
F5 BIG-IP Carrier-Grade NAT>=16.1.0<16.1.4
F5 BIG-IP DDoS Hybrid Defender>=13.1.0<=13.1.5
F5 BIG-IP DDoS Hybrid Defender>=14.1.0<=14.1.5
F5 BIG-IP DDoS Hybrid Defender>=15.1.0<15.1.9
F5 BIG-IP DDoS Hybrid Defender>=16.1.0<16.1.4
F5 BIG-IP>=13.1.0<=13.1.5
F5 BIG-IP>=14.1.0<=14.1.5
F5 BIG-IP>=15.1.0<15.1.9
F5 BIG-IP>=16.1.0<16.1.4
F5 BIG-IP Edge Gateway>=13.1.0<=13.1.5
F5 BIG-IP Edge Gateway>=14.1.0<=14.1.5
F5 BIG-IP Edge Gateway>=15.1.0<15.1.9
F5 BIG-IP Edge Gateway>=16.1.0<16.1.4
F5 BIG-IP Fraud Protection Service>=13.1.0<=13.1.5
F5 BIG-IP Fraud Protection Service>=14.1.0<=14.1.5
F5 BIG-IP Fraud Protection Service>=15.1.0<15.1.9
F5 BIG-IP Fraud Protection Service>=16.1.0<16.1.4
Riverbed SteelApp Traffic Manager>=13.1.0<=13.1.5
Riverbed SteelApp Traffic Manager>=14.1.0<=14.1.5
Riverbed SteelApp Traffic Manager>=15.1.0<15.1.9
Riverbed SteelApp Traffic Manager>=16.1.0<16.1.4
F5 BIG-IP Link Controller>=13.1.0<=13.1.5
F5 BIG-IP Link Controller>=14.1.0<=14.1.5
F5 BIG-IP Link Controller>=15.1.0<15.1.9
F5 BIG-IP Link Controller>=16.1.0<16.1.4
Riverbed SteelApp Traffic Manager>=13.1.0<=13.1.5
Riverbed SteelApp Traffic Manager>=14.1.0<=14.1.5
Riverbed SteelApp Traffic Manager>=15.1.0<15.1.9
Riverbed SteelApp Traffic Manager>=16.1.0<16.1.4
F5 BIG-IP Policy Enforcement Manager>=13.1.0<=13.1.5
F5 BIG-IP Policy Enforcement Manager>=14.1.0<=14.1.5
F5 BIG-IP Policy Enforcement Manager>=15.1.0<15.1.9
F5 BIG-IP Policy Enforcement Manager>=16.1.0<16.1.4
F5 BIG-IP SSL Orchestrator>=13.1.0<=13.1.5
F5 BIG-IP SSL Orchestrator>=14.1.0<=14.1.5
F5 BIG-IP SSL Orchestrator>=15.1.0<15.1.9
F5 BIG-IP SSL Orchestrator>=16.1.0<16.1.4
F5 BIG-IP WebAccelerator>=13.1.0<=13.1.5
F5 BIG-IP WebAccelerator>=14.1.0<=14.1.5
F5 BIG-IP WebAccelerator>=15.1.0<15.1.9
F5 BIG-IP WebAccelerator>=16.1.0<16.1.4
F5 WebSafe>=13.1.0<=13.1.5
F5 WebSafe>=14.1.0<=14.1.5
F5 WebSafe>=15.1.0<15.1.9
F5 WebSafe>=16.1.0<16.1.4

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Reference Links

Frequently Asked Questions

  • What is the severity of CVE-2023-42768?

    The CVE-2023-42768 vulnerability is assessed as high severity due to potential unauthorized access to sensitive administrative functionalities.

  • How do I fix CVE-2023-42768?

    To remediate CVE-2023-42768, ensure that user roles are correctly managed and revert any elevated privileges assigned via iControl REST requests.

  • Who is affected by CVE-2023-42768?

    CVE-2023-42768 affects non-admin users of F5 BIG-IP versions that include specific releases between 13.1.0 and 17.1.0.

  • What are the impacts of CVE-2023-42768?

    The impact of CVE-2023-42768 allows non-admin users to retain access to iControl REST admin resources after their roles have been downgraded.

  • What products are impacted by CVE-2023-42768?

    CVE-2023-42768 affects various F5 BIG-IP products, including Local Traffic Manager, Application Security Manager, and Advanced Firewall Manager across specific versions.

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