CVE-2025-41431 — HIGH (7.5)

Vulnerability Description

When connection mirroring is configured on a virtual server, undisclosed requests can cause the Traffic Management Microkernel (TMM) to terminate in the standby BIG-IP systems in a traffic group. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.

CVSS Score

7.5

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

NONE

Integrity

NONE

Availability

HIGH

Affected Products

Vendor	Product	Versions
F5	Big-Ip Access Policy Manager	17.1.2
F5	Big-Ip Advanced Firewall Manager	17.1.2
F5	Big-Ip Analytics	17.1.2
F5	Big-Ip Application Acceleration Manager	17.1.2
F5	Big-Ip Application Security Manager	17.1.2
F5	Big-Ip Domain Name System	17.1.2
F5	Big-Ip Fraud Protection Service	17.1.2
F5	Big-Ip Global Traffic Manager	17.1.2
F5	Big-Ip Link Controller	17.1.2
F5	Big-Ip Local Traffic Manager	17.1.2
F5	Big-Ip Policy Enforcement Manager	17.1.2

Related Weaknesses (CWE)

CWE-787

References

https://my.f5.com/manage/s/article/K000150668Vendor Advisory

FAQ

What is CVE-2025-41431?

CVE-2025-41431 is a vulnerability with a CVSS score of 7.5 (HIGH). When connection mirroring is configured on a virtual server, undisclosed requests can cause the Traffic Management Microkernel (TMM) to terminate in the standby BIG-IP systems in a traffic group. N...

How severe is CVE-2025-41431?

CVE-2025-41431 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2025-41431?

Check the references section above for vendor advisories and patch information. Affected products include: F5 Big-Ip Access Policy Manager, F5 Big-Ip Advanced Firewall Manager, F5 Big-Ip Analytics, F5 Big-Ip Application Acceleration Manager, F5 Big-Ip Application Security Manager.