Session Initiation Protocol Vulnerability in F5 Networks Product
CVE-2025-41433

8.7HIGH

Key Information:

Vendor

F5
Status
Big-ip
Vendor
CVE Published:
7 May 2025

What is CVE-2025-41433?

A vulnerability exists in the Message Routing virtual server when configured with a Session Initiation Protocol message routing framework application layer gateway profile. Certain undisclosed requests can result in the termination of the Traffic Management Microkernel, which disrupts service availability. This vulnerability emphasizes the need for proper configuration and awareness of session handling in network applications.

Affected Version(s)

BIG-IP 17.1.0 < 17.1.2

BIG-IP 16.1.0 < 16.1.5

BIG-IP 15.1.0

References

https://my.f5.com/manage/s/article/K000140937
vendor-advisory

CVSS V4

Score:
8.7
Severity:
HIGH
Confidentiality:
None
Integrity:
None
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

F5
.
CVE-2025-41433 : Session Initiation Protocol Vulnerability in F5 Networks Product