CVE-2025-55669
Unknown
Unknown - Not Provided
BaseFortify
Publication date: 2025-10-15
Last updated on: 2025-10-22
Assigner: F5 Networks
Description
Description
When the BIG-IP Advanced WAF and ASM security policy and a server-side HTTP/2 profile are configured on a virtual server, undisclosed traffic can cause the Traffic Management Microkernel (TMM) to terminate. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.
CVSS Scores
EPSS Scores
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Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| f5 | big-ip_application_security_manager | From 16.1.0 (inc) to 16.1.6 (exc) |
| f5 | big-ip_application_security_manager | From 17.1.0 (inc) to 17.1.2 (inc) |
Helpful Resources
Exploitability
CWE
KEV
| CWE ID | Description |
|---|---|
| CWE-672 | The product uses, accesses, or otherwise operates on a resource after that resource has been expired, released, or revoked. |
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?
This vulnerability occurs when the BIG-IP Advanced WAF and ASM security policy are used together with a server-side HTTP/2 profile on a virtual server. Under these conditions, certain undisclosed traffic can cause the Traffic Management Microkernel (TMM) to terminate unexpectedly.
How can this vulnerability impact me? :
The impact of this vulnerability is that the Traffic Management Microkernel (TMM) can terminate unexpectedly, which may lead to denial of service or disruption of traffic management on the affected virtual server.
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