CVE-2025-36557

BIG-IP HTTP vulnerability

Published May 7, 2025 CVSS 4.0 · 8.7 High EPSS < 1% KEV · Not listed
Description
When an HTTP profile with the Enforce RFC Compliance option is configured on a virtual server, undisclosed requests can cause the Traffic Management Microkernel (TMM) to terminate. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2025-13945 When an HTTP profile with the Enforce RFC Compliance option is configured on a virtual server, undisclosed requests can cause the Traffic Management Microkernel (TMM) to terminate. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.
History
Type Values Removed Values Added
First Time appeared 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
F5 big-ip Domain Name System
F5 big-ip Fraud Protection Service
F5 big-ip Global Traffic Manager
F5 big-ip Link Controller
F5 big-ip Local Traffic Manager
F5 big-ip Next Cloud-native Network Functions
F5 big-ip Next Service Proxy For Kubernetes
F5 big-ip Policy Enforcement Manager
CPEs cpe:2.3:a:f5:big-ip_access_policy_manager:*:*:*:*:*:*:*:*
cpe:2.3:a:f5:big-ip_advanced_firewall_manager:*:*:*:*:*:*:*:*
cpe:2.3:a:f5:big-ip_analytics:*:*:*:*:*:*:*:*
cpe:2.3:a:f5:big-ip_application_acceleration_manager:*:*:*:*:*:*:*:*
cpe:2.3:a:f5:big-ip_application_security_manager:*:*:*:*:*:*:*:*
cpe:2.3:a:f5:big-ip_domain_name_system:*:*:*:*:*:*:*:*
cpe:2.3:a:f5:big-ip_fraud_protection_service:*:*:*:*:*:*:*:*
cpe:2.3:a:f5:big-ip_global_traffic_manager:*:*:*:*:*:*:*:*
cpe:2.3:a:f5:big-ip_link_controller:*:*:*:*:*:*:*:*
cpe:2.3:a:f5:big-ip_local_traffic_manager:*:*:*:*:*:*:*:*
cpe:2.3:a:f5:big-ip_next_cloud-native_network_functions:*:*:*:*:*:*:*:*
cpe:2.3:a:f5:big-ip_next_service_proxy_for_kubernetes:*:*:*:*:*:*:*:*
cpe:2.3:a:f5:big-ip_policy_enforcement_manager:*:*:*:*:*:*:*:*
Vendors & Products 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
F5 big-ip Domain Name System
F5 big-ip Fraud Protection Service
F5 big-ip Global Traffic Manager
F5 big-ip Link Controller
F5 big-ip Local Traffic Manager
F5 big-ip Next Cloud-native Network Functions
F5 big-ip Next Service Proxy For Kubernetes
F5 big-ip Policy Enforcement Manager
Type Values Removed Values Added
Metrics epss

{'score': 0.00102}

epss

{'score': 0.00107}

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description When an HTTP profile with the Enforce RFC Compliance option is configured on a virtual server, undisclosed requests can cause the Traffic Management Microkernel (TMM) to terminate. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.
Title BIG-IP HTTP vulnerability
Weaknesses CWE-120
References
Metrics cvssV3_1

{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H'}

cvssV4_0

{'score': 8.7, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:L'}