CVE-2025-59478: big-ip advanced — Fix

Description

When a BIG-IP AFM denial-of-service (DoS) protection profile is configured on a virtual server, undisclosed requests can cause the Traffic Management Microkernel (TMM) process to terminate. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.

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CVSS v3.1 Score

7.5

HIGH

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

Weakness Type (CWE)

CWE-824 CWE-824

Affected Products

Vendor	Product	Versions
f5	big-ip_advanced_firewall_manager	15.1.0 — 15.1.10.8
f5	big-ip_advanced_firewall_manager	17.1.0 — 17.1.3
f5	big-ip_advanced_firewall_manager	All

References

Advisories & Patches

https://my.f5.com/manage/s/article/K000152341

Frequently Asked Questions

What is CVE-2025-59478? +

When a BIG-IP AFM denial-of-service (DoS) protection profile is configured on a virtual server, undisclosed requests can cause the Traffic Management Microkernel (TMM) process to terminate. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated. It has a CVSS v3.1 base score of 7.5 (HIGH).

How severe is CVE-2025-59478? +

CVE-2025-59478 has a CVSS v3.1 score of 7.5 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching.

What products are affected by CVE-2025-59478? +

CVE-2025-59478 affects products from f5, specifically: big-ip_advanced_firewall_manager. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2025-59478? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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