# CVE-2024-21849

## Summary

- **CVE ID:** CVE-2024-21849
- **Severity:** HIGH
- **CVSS Score:** 7.5 (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)
- **CWE:** CWE-466
- **Published:** Feb 14, 2024
- **Last Modified:** Mar 13, 2026

## Description

When an Advanced WAF/ASM security policy and a Websockets profile are configured on a virtual server, undisclosed traffic can cause the Traffic Management Microkernel (TMM) process to terminate.  Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.

## Affected Products

- F5 — BIG-IP (17.1.0)
- F5 — BIG-IP (16.1.0)
- F5 — BIG-IP (15.1.0)

## References

- [CNA](https://my.f5.com/manage/s/article/K000135873)

## Exploitation Prediction (EPSS)

- **EPSS Score:** 0.52%
- **EPSS Percentile:** 42.2

---
_Exported from OnDuty AI Vulnerability Intelligence on 2026-09-11._