High · published October 15, 2025
⚡ A single misconfigured request can crash the Traffic Management Microkernel (TMM) in BIG-IP APM portals! This is a serious oversight that could throw your traffic management into chaos! 🔥 Think of the TMM as the central nervous system of a bustling restaurant kitchen. If a single misstep in the ordering process causes the chef to throw in the towel, the whole kitchen goes down – and so does the dinner service! If exploited, this vulnerability can lead to service disruptions, causing your application traffic to be halted unexpectedly. In a high-demand environment, this could mean lost revenue, frustrated users, and a lot of hungry customers waiting for their meals!
Think of the TMM as the central nervous system of a bustling restaurant kitchen. If a single misstep in the ordering process causes the chef to throw in the towel, the whole kitchen goes down – and so does the dinner service! When a per-request policy is improperly set on a BIG-IP APM portal, it can result in undisclosed traffic crashing the TMM, the core component managing traffic flow. This leads to potential downtime and service interruptions.
If exploited, this vulnerability can lead to service disruptions, causing your application traffic to be halted unexpectedly. In a high-demand environment, this could mean lost revenue, frustrated users, and a lot of hungry customers waiting for their meals! Ensure that your BIG-IP APM portal configurations are reviewed and updated according to best practices. If you're running a vulnerable version, make sure to patch to the latest version that addresses this issue and has not reached End of Technical Support (EoTS). You've got this! Following these steps will help you keep the traffic flowing smoothly in no time! 🛡️
| Product | Versions | Fixed in |
|---|---|---|
| f5/big-ip_access_policy_manager | ≥ 17.1.0, < 17.1.3 | 17.1.3 |
| f5/big-ip_access_policy_manager | ≥ 17.5.0, < 17.5.1.3 | 17.5.1.3 |
| f5/big-ip_access_policy_manager | ≥ 16.1.0, < 16.1.6.1 | 16.1.6.1 |