CVE-2025-54858: BIG-IP Advanced WAF and ASM vulnerability

Published Oct 15, 2025
·
Updated

When a BIG-IP Advanced WAF or BIG-IP ASM Security Policy is configured with a JSON content profile that has a malformed JSON schema, and the security policy is applied to a virtual server, undisclosed requests can cause the bd process to terminate.

Affected Software

11 affected componentsFixes available
F5 BIG-IP Advanced WAF and ASM>=17.5.0<=17.5.1, >=17.1.0<=17.1.2
17.5.1.317.1.3
F5 BIG-IP Advanced WAF and ASM>=16.1.0<=16.1.6
16.1.6.1
F5 BIG-IP Advanced WAF and ASM>=15.1.0<=15.1.10
15.1.10.8
F5 Big-ip Advanced Web Application Firewall>=15.1.0<15.1.10.8
F5 Big-ip Advanced Web Application Firewall>=16.1.0<16.1.6.1
F5 Big-ip Advanced Web Application Firewall>=17.1.0<17.1.3
F5 Big-ip Advanced Web Application Firewall>=17.5.0<17.5.1.3
F5 BIG-IP Application Security Manager>=15.1.0<15.1.10.8
F5 BIG-IP Application Security Manager>=16.1.0<16.1.6.1
F5 BIG-IP Application Security Manager>=17.1.0<17.1.3
F5 BIG-IP Application Security Manager>=17.5.0<17.5.1.3

Event History

Oct 15, 2025
Advisory Published
via F5·11:01 AM
Data Sourced
via F5·11:01 AM
DescriptionSeverityWeaknessAffected Software
CVE Published
via MITRE·01:55 PM
Data Sourced
via MITRE·01:55 PM
DescriptionSeverityWeakness
Data Sourced
via NVD·02:15 PM
DescriptionSeverityWeaknessAffected Software

Frequently Asked Questions

1

What is the severity of CVE-2025-54858?

CVE-2025-54858 has a high severity rating due to its potential to crash the bd process affecting service availability.

2

How do I fix CVE-2025-54858?

To fix CVE-2025-54858, upgrade to the recommended patched version such as 17.5.1.317.1.3 for affected systems.

3

What products are affected by CVE-2025-54858?

CVE-2025-54858 affects multiple versions of F5 BIG-IP Advanced WAF and ASM including versions 15.1.x, 16.1.x, and 17.1.x.

4

What happens if CVE-2025-54858 is exploited?

Exploitation of CVE-2025-54858 can lead to the termination of the bd process, resulting in a denial of service.

5

Is there a workaround for CVE-2025-54858?

Currently, there are no official workarounds for CVE-2025-54858; upgrading to a patched version is the recommended approach.

Contact

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