CVE-2025-41433: BIG-IP SIP ALG profile vulnerability

Q: What is the severity of CVE-2025-41433?

CVE-2025-41433 has not been explicitly assigned a severity rating yet.

Q: How do I fix CVE-2025-41433?

To remediate CVE-2025-41433, upgrading your F5 BIG-IP software to the latest version beyond the affected versions is recommended.

Q: Which products are affected by CVE-2025-41433?

CVE-2025-41433 affects various F5 BIG-IP products including Access Policy Manager, Advanced Firewall Manager, and Application Security Manager across specific versions.

Q: What is the impact of CVE-2025-41433?

The impact of CVE-2025-41433 is that it can cause the Traffic Management Microkernel (TMM) to terminate unexpectedly.

Q: Is CVE-2025-41433 easy to exploit?

The exploitability of CVE-2025-41433 is currently undocumented, but it involves undisclosed requests that affect the system's stability.

Published May 7, 2025

Updated

When a Session Initiation Protocol (SIP) message routing framework (MRF) application layer gateway (ALG) profile is configured on a Message Routing virtual server, undisclosed requests can cause the Traffic Management Microkernel (TMM) to terminate.

Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.

Affected Software

63 affected components

F5 BIG-IP Access Policy Manager>=15.1.0<=15.1.10

F5 BIG-IP Advanced Firewall Manager>=15.1.0<=15.1.10

F5 Big-ip Advanced Web Application Firewall>=15.1.0<=15.1.10

F5 BIG-IP Analytics>=15.1.0<=15.1.10

F5 Big-ip Application Acceleration Manager>=15.1.0<=15.1.10

F5 BIG-IP Application Security Manager>=15.1.0<=15.1.10

F5 Big-ip Application Visibility And Reporting>=15.1.0<=15.1.10

F5 Big-ip Automation Toolchain>=15.1.0<=15.1.10

F5 Big-ip Carrier-grade Nat>=15.1.0<=15.1.10

F5 BIG-IP Container Ingress Services>=15.1.0<=15.1.10

F5 Big-ip Ddos Hybrid Defender>=15.1.0<=15.1.10

F5 Big-ip Domain Name System>=15.1.0<=15.1.10

F5 BIG-IP Edge Gateway>=15.1.0<=15.1.10

F5 Big-ip Fraud Protection Service>=15.1.0<=15.1.10

F5 Big-ip Global Traffic Manager>=15.1.0<=15.1.10

F5 Big-ip Link Controller>=15.1.0<=15.1.10

F5 Big-ip Local Traffic Manager>=15.1.0<=15.1.10

F5 Big-ip Policy Enforcement Manager>=15.1.0<=15.1.10

F5 BIG-IP SSL Orchestrator>=15.1.0<=15.1.10

F5 Big-ip Webaccelerator>=15.1.0<=15.1.10

F5 Big-ip Websafe>=15.1.0<=15.1.10

F5 BIG-IP Access Policy Manager>=16.1.0<16.1.5

F5 BIG-IP Advanced Firewall Manager>=16.1.0<16.1.5

F5 Big-ip Advanced Web Application Firewall>=16.1.0<16.1.5

F5 BIG-IP Analytics>=16.1.0<16.1.5

F5 Big-ip Application Acceleration Manager>=16.1.0<16.1.5

F5 BIG-IP Application Security Manager>=16.1.0<16.1.5

F5 Big-ip Application Visibility And Reporting>=16.1.0<16.1.5

F5 Big-ip Automation Toolchain>=16.1.0<16.1.5

F5 Big-ip Carrier-grade Nat>=16.1.0<16.1.5

F5 BIG-IP Container Ingress Services>=16.1.0<16.1.5

F5 Big-ip Ddos Hybrid Defender>=16.1.0<16.1.5

F5 Big-ip Domain Name System>=16.1.0<16.1.5

F5 BIG-IP Edge Gateway>=16.1.0<16.1.5

F5 Big-ip Fraud Protection Service>=16.1.0<16.1.5

F5 Big-ip Global Traffic Manager>=16.1.0<16.1.5

F5 Big-ip Link Controller>=16.1.0<16.1.5

F5 Big-ip Local Traffic Manager>=16.1.0<16.1.5

F5 Big-ip Policy Enforcement Manager>=16.1.0<16.1.5

F5 BIG-IP SSL Orchestrator>=16.1.0<16.1.5

F5 Big-ip Webaccelerator>=16.1.0<16.1.5

F5 Big-ip Websafe>=16.1.0<16.1.5

F5 BIG-IP Access Policy Manager>=17.1.0<17.1.2

F5 BIG-IP Advanced Firewall Manager>=17.1.0<17.1.2

F5 Big-ip Advanced Web Application Firewall>=17.1.0<17.1.2

F5 BIG-IP Analytics>=17.1.0<17.1.2

F5 Big-ip Application Acceleration Manager>=17.1.0<17.1.2

F5 BIG-IP Application Security Manager>=17.1.0<17.1.2

F5 Big-ip Application Visibility And Reporting>=17.1.0<17.1.2

F5 Big-ip Automation Toolchain>=17.1.0<17.1.2

F5 Big-ip Carrier-grade Nat>=17.1.0<17.1.2

F5 BIG-IP Container Ingress Services>=17.1.0<17.1.2

F5 Big-ip Ddos Hybrid Defender>=17.1.0<17.1.2

F5 Big-ip Domain Name System>=17.1.0<17.1.2

F5 BIG-IP Edge Gateway>=17.1.0<17.1.2

F5 Big-ip Fraud Protection Service>=17.1.0<17.1.2

F5 Big-ip Global Traffic Manager>=17.1.0<17.1.2

F5 Big-ip Link Controller>=17.1.0<17.1.2

F5 Big-ip Local Traffic Manager>=17.1.0<17.1.2

F5 Big-ip Policy Enforcement Manager>=17.1.0<17.1.2

F5 BIG-IP SSL Orchestrator>=17.1.0<17.1.2

F5 Big-ip Webaccelerator>=17.1.0<17.1.2

F5 Big-ip Websafe>=17.1.0<17.1.2

Event History

May 7, 2025

CVE Published

via MITRE·10:04 PM

Data Sourced

via MITRE·10:04 PM

DescriptionSeverityWeakness

Data Sourced

via NVD·10:15 PM

DescriptionSeverityWeaknessAffected Software

Frequently Asked Questions

What is the severity of CVE-2025-41433?

CVE-2025-41433 has not been explicitly assigned a severity rating yet.

How do I fix CVE-2025-41433?

To remediate CVE-2025-41433, upgrading your F5 BIG-IP software to the latest version beyond the affected versions is recommended.

Which products are affected by CVE-2025-41433?