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CVE-2025-36504

When a BIG-IP HTTP/2 httprouter profile is configured on a virtual server, undisclosed responses can cause an increase in memory resource utilization.  Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.
8.7
CVSS
6.6
ShadowTrackr
NO
CISA KEV
M/H
NCSC.nl
CVSS v4.0 Metrics
Exploitability
Attack VectorNetwork
ComplexityLow
RequirementsNone
PrivilegesNone
User InteractionNone
Threat
Exploit MaturityUnreported
Vulnerable System
ConfidentialityNone
IntegrityNone
AvailabilityHigh
Subsequent System
ConfidentialityNone
IntegrityNone
AvailabilityLow
Supplemental
SafetyNegligible
AutomatableYes
RecoveryAutomatic
Value DensityConcentrated
UrgencyMedium
Patch StatusUnavailable

Change Log
DateSourceChangesScore
2026-07-21cve.orginitial, patch: Unavailable6.6
References: CVE.org · NVD · NCSC

Affected Software
VendorProductVersion
F5BIG-IP≥ 17.1.0, < 17.1.2
F5BIG-IP≥ 16.1.0, < 16.1.6
F5BIG-IP15.1.0
F5BIG-IP17.5.0
F5BIG-IP Next≥ 20.2.0, < 20.3.0
F5BIG-IP Next CNF≥ 1.1.0, < 1.4.0
F5BIG-IP Next CNF1.1.0
F5BIG-IP Next SPK≥ 1.8.0, < 2.0.0
F5BIG-IP Next SPK1.7.0
f5big-ip_access_policy_manager≥ 16.1.0, ≤ 16.1.6
f5big-ip_access_policy_manager≥ 17.1.0, ≤ 17.1.2
f5big-ip_advanced_firewall_manager≥ 16.1.0, ≤ 16.1.6
f5big-ip_advanced_firewall_manager≥ 17.1.0, ≤ 17.1.2
f5big-ip_advanced_web_application_firewall≥ 16.1.0, ≤ 16.1.6
f5big-ip_advanced_web_application_firewall≥ 17.1.0, ≤ 17.1.2
f5big-ip_analytics≥ 16.1.0, ≤ 16.1.6
f5big-ip_analytics≥ 17.1.0, ≤ 17.1.2
f5big-ip_application_acceleration_manager≥ 16.1.0, ≤ 16.1.6
f5big-ip_application_acceleration_manager≥ 17.1.0, ≤ 17.1.2
f5big-ip_application_security_manager≥ 16.1.0, ≤ 16.1.6
f5big-ip_application_security_manager≥ 17.1.0, ≤ 17.1.2
f5big-ip_application_visibility_and_reporting≥ 16.1.0, ≤ 16.1.6
f5big-ip_application_visibility_and_reporting≥ 17.1.0, ≤ 17.1.2
f5big-ip_automation_toolchain≥ 16.1.0, ≤ 16.1.6
f5big-ip_automation_toolchain≥ 17.1.0, ≤ 17.1.2
f5big-ip_carrier-grade_nat≥ 16.1.0, ≤ 16.1.6
f5big-ip_carrier-grade_nat≥ 17.1.0, ≤ 17.1.2
f5big-ip_container_ingress_services≥ 16.1.0, ≤ 16.1.6
f5big-ip_container_ingress_services≥ 17.1.0, ≤ 17.1.2
f5big-ip_ddos_hybrid_defender≥ 16.1.0, ≤ 16.1.6
f5big-ip_ddos_hybrid_defender≥ 17.1.0, ≤ 17.1.2
f5big-ip_domain_name_system≥ 16.1.0, ≤ 16.1.6
f5big-ip_domain_name_system≥ 17.1.0, ≤ 17.1.2
f5big-ip_edge_gateway≥ 16.1.0, ≤ 16.1.6
f5big-ip_edge_gateway≥ 17.1.0, ≤ 17.1.2
f5big-ip_fraud_protection_service≥ 16.1.0, ≤ 16.1.6
f5big-ip_fraud_protection_service≥ 17.1.0, ≤ 17.1.2
f5big-ip_global_traffic_manager≥ 16.1.0, ≤ 16.1.6
f5big-ip_global_traffic_manager≥ 17.1.0, ≤ 17.1.2
f5big-ip_link_controller≥ 16.1.0, ≤ 16.1.6
f5big-ip_link_controller≥ 17.1.0, ≤ 17.1.2
f5big-ip_local_traffic_manager≥ 16.1.0, ≤ 16.1.6
f5big-ip_local_traffic_manager≥ 17.1.0, ≤ 17.1.2
f5big-ip_next_central_manager20.2.0
f5big-ip_next_central_manager20.2.1
f5big-ip_next_cloud-native_network_functions≥ 1.1.0, ≤ 1.4.1
f5big-ip_next_service_proxy_for_kubernetes≥ 1.7.0, ≤ 1.9.2
f5big-ip_policy_enforcement_manager≥ 16.1.0, ≤ 16.1.6
f5big-ip_policy_enforcement_manager≥ 17.1.0, ≤ 17.1.2
f5big-ip_ssl_orchestrator≥ 16.1.0, ≤ 16.1.6
f5big-ip_ssl_orchestrator≥ 17.1.0, ≤ 17.1.2
f5big-ip_webaccelerator≥ 16.1.0, ≤ 16.1.6
f5big-ip_webaccelerator≥ 17.1.0, ≤ 17.1.2
f5big-ip_websafe≥ 16.1.0, ≤ 16.1.6
f5big-ip_websafe≥ 17.1.0, ≤ 17.1.2
Published: 2025-05-07