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TI-2026-29357 Aliases CVE-2026-40629GHSA-x2rm-72v8-7794

BIG-IP SSL/TLS vulnerability

Priority MEDIUM 44CWE-770Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
None
Attack complexity
Low
Attack requirements
None
Impact type
Denial of service
Confidentiality · integrity · availability
None · None · High
Fix status
Fixed

Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-770.

Summary

When SSL profiles are configured on a virtual server, undisclosed traffic can cause the virtual server to stop processing new client connections.  Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00324 25th percentileScored 2026-11-07
Fix Fixed BIG-IP (F5): 21.0.0, 17.5.1.4, 17.1.3.1BIG-IP Next SPK (F5): 2.0.3, 1.7.16+2 more products

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
Yes
Technical impact
Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
F5BIG-IP17.5.0 to before 17.5.1.4; 17.1.0 to before 17.1.3.1; 16.1.0 and later21.0.0, 17.5.1.4, 17.1.3.1Patch availableCNA
F5BIG-IP Next SPK2.0.0 to before 2.0.3; 1.7.0 to before 1.7.162.0.3, 1.7.16Patch availableCNA
F5BIG-IP Next CNF2.0.0 to before 2.0.3; 1.1.0 to before 1.4.12.0.3, 1.4.1Patch availableCNA
F5BIG-IP Next for Kubernetes2.0.0 to before 2.1.12.1.1Patch availableCNA
  • BIG-IP VendorF5 Affected 17.5.0 to before 17.5.1.4; 17.1.0 to before 17.1.3.1; 16.1.0 and later Fixed in 21.0.0, 17.5.1.4, 17.1.3.1 Patch available CNA
  • BIG-IP Next SPK VendorF5 Affected 2.0.0 to before 2.0.3; 1.7.0 to before 1.7.16 Fixed in 2.0.3, 1.7.16 Patch available CNA
  • BIG-IP Next CNF VendorF5 Affected 2.0.0 to before 2.0.3; 1.1.0 to before 1.4.1 Fixed in 2.0.3, 1.4.1 Patch available CNA
  • BIG-IP Next for Kubernetes VendorF5 Affected 2.0.0 to before 2.1.1 Fixed in 2.1.1 Patch available CNA

CPE configurations NVD · 46

CPEVersionsRoleVendor
cpe:2.3:a:f5:big-ip_access_policy_manager:*:*:*:*:*:*:*:*17.1.0 – 17.1.3; 17.5.0 – 17.5.1VulnerableF5
cpe:2.3:a:f5:big-ip_advanced_firewall_manager:*:*:*:*:*:*:*:*17.1.0 – 17.1.3; 17.5.0 – 17.5.1VulnerableF5
cpe:2.3:a:f5:big-ip_advanced_web_application_firewall:*:*:*:*:*:*:*:*17.1.0 – 17.1.3; 17.5.0 – 17.5.1VulnerableF5
cpe:2.3:a:f5:big-ip_analytics:*:*:*:*:*:*:*:*17.1.0 – 17.1.3; 17.5.0 – 17.5.1VulnerableF5
cpe:2.3:a:f5:big-ip_application_acceleration_manager:*:*:*:*:*:*:*:*17.1.0 – 17.1.3; 17.5.0 – 17.5.1VulnerableF5
cpe:2.3:a:f5:big-ip_application_security_manager:*:*:*:*:*:*:*:*17.1.0 – 17.1.3; 17.5.0 – 17.5.1VulnerableF5
cpe:2.3:a:f5:big-ip_application_visibility_and_reporting:*:*:*:*:*:*:*:*17.1.0 – 17.1.3; 17.5.0 – 17.5.1VulnerableF5
cpe:2.3:a:f5:big-ip_automation_toolchain:*:*:*:*:*:*:*:*17.1.0 – 17.1.3; 17.5.0 – 17.5.1VulnerableF5
cpe:2.3:a:f5:big-ip_carrier-grade_nat:*:*:*:*:*:*:*:*17.1.0 – 17.1.3; 17.5.0 – 17.5.1VulnerableF5
cpe:2.3:a:f5:big-ip_container_ingress_services:*:*:*:*:*:*:*:*17.1.0 – 17.1.3; 17.5.0 – 17.5.1VulnerableF5
  • cpe:2.3:a:f5:big-ip_access_policy_manager:*:*:*:*:*:*:*:* Versions 17.1.0 – 17.1.3; 17.5.0 – 17.5.1 Vulnerable ·F5
  • cpe:2.3:a:f5:big-ip_advanced_firewall_manager:*:*:*:*:*:*:*:* Versions 17.1.0 – 17.1.3; 17.5.0 – 17.5.1 Vulnerable ·F5
  • cpe:2.3:a:f5:big-ip_advanced_web_application_firewall:*:*:*:*:*:*:*:* Versions 17.1.0 – 17.1.3; 17.5.0 – 17.5.1 Vulnerable ·F5
  • cpe:2.3:a:f5:big-ip_analytics:*:*:*:*:*:*:*:* Versions 17.1.0 – 17.1.3; 17.5.0 – 17.5.1 Vulnerable ·F5
  • cpe:2.3:a:f5:big-ip_application_acceleration_manager:*:*:*:*:*:*:*:* Versions 17.1.0 – 17.1.3; 17.5.0 – 17.5.1 Vulnerable ·F5
  • cpe:2.3:a:f5:big-ip_application_security_manager:*:*:*:*:*:*:*:* Versions 17.1.0 – 17.1.3; 17.5.0 – 17.5.1 Vulnerable ·F5
  • cpe:2.3:a:f5:big-ip_application_visibility_and_reporting:*:*:*:*:*:*:*:* Versions 17.1.0 – 17.1.3; 17.5.0 – 17.5.1 Vulnerable ·F5
  • cpe:2.3:a:f5:big-ip_automation_toolchain:*:*:*:*:*:*:*:* Versions 17.1.0 – 17.1.3; 17.5.0 – 17.5.1 Vulnerable ·F5
  • cpe:2.3:a:f5:big-ip_carrier-grade_nat:*:*:*:*:*:*:*:* Versions 17.1.0 – 17.1.3; 17.5.0 – 17.5.1 Vulnerable ·F5
  • cpe:2.3:a:f5:big-ip_container_ingress_services:*:*:*:*:*:*:*:* Versions 17.1.0 – 17.1.3; 17.5.0 – 17.5.1 Vulnerable ·F5
Show 36 more CPE
CPEVersionsRoleVendor
cpe:2.3:a:f5:big-ip_ddos_hybrid_defender:*:*:*:*:*:*:*:*17.1.0 – 17.1.3; 17.5.0 – 17.5.1VulnerableF5
cpe:2.3:a:f5:big-ip_domain_name_system:*:*:*:*:*:*:*:*17.1.0 – 17.1.3; 17.5.0 – 17.5.1VulnerableF5
cpe:2.3:a:f5:big-ip_edge_gateway:*:*:*:*:*:*:*:*17.1.0 – 17.1.3; 17.5.0 – 17.5.1VulnerableF5
cpe:2.3:a:f5:big-ip_fraud_protection_service:*:*:*:*:*:*:*:*17.1.0 – 17.1.3; 17.5.0 – 17.5.1VulnerableF5
cpe:2.3:a:f5:big-ip_global_traffic_manager:*:*:*:*:*:*:*:*17.1.0 – 17.1.3; 17.5.0 – 17.5.1VulnerableF5
cpe:2.3:a:f5:big-ip_link_controller:*:*:*:*:*:*:*:*17.1.0 – 17.1.3; 17.5.0 – 17.5.1VulnerableF5
cpe:2.3:a:f5:big-ip_local_traffic_manager:*:*:*:*:*:*:*:*17.1.0 – 17.1.3; 17.5.0 – 17.5.1VulnerableF5
cpe:2.3:a:f5:big-ip_policy_enforcement_manager:*:*:*:*:*:*:*:*17.1.0 – 17.1.3; 17.5.0 – 17.5.1VulnerableF5
cpe:2.3:a:f5:big-ip_ssl_orchestrator:*:*:*:*:*:*:*:*17.1.0 – 17.1.3; 17.5.0 – 17.5.1VulnerableF5
cpe:2.3:a:f5:big-ip_webaccelerator:*:*:*:*:*:*:*:*17.1.0 – 17.1.3; 17.5.0 – 17.5.1VulnerableF5
cpe:2.3:a:f5:big-ip_websafe:*:*:*:*:*:*:*:*17.1.0 – 17.1.3; 17.5.0 – 17.5.1VulnerableF5
cpe:2.3:a:f5:big-ip_access_policy_manager:*:*:*:*:*:*:*:*16.1.0 – 16.1.6VulnerableF5
cpe:2.3:a:f5:big-ip_advanced_firewall_manager:*:*:*:*:*:*:*:*16.1.0 – 16.1.6VulnerableF5
cpe:2.3:a:f5:big-ip_advanced_web_application_firewall:*:*:*:*:*:*:*:*16.1.0 – 16.1.6VulnerableF5
cpe:2.3:a:f5:big-ip_analytics:*:*:*:*:*:*:*:*16.1.0 – 16.1.6VulnerableF5
cpe:2.3:a:f5:big-ip_application_acceleration_manager:*:*:*:*:*:*:*:*16.1.0 – 16.1.6VulnerableF5
cpe:2.3:a:f5:big-ip_application_security_manager:*:*:*:*:*:*:*:*16.1.0 – 16.1.6VulnerableF5
cpe:2.3:a:f5:big-ip_application_visibility_and_reporting:*:*:*:*:*:*:*:*16.1.0 – 16.1.6VulnerableF5
cpe:2.3:a:f5:big-ip_automation_toolchain:*:*:*:*:*:*:*:*16.1.0 – 16.1.6VulnerableF5
cpe:2.3:a:f5:big-ip_carrier-grade_nat:*:*:*:*:*:*:*:*16.1.0 – 16.1.6VulnerableF5
cpe:2.3:a:f5:big-ip_container_ingress_services:*:*:*:*:*:*:*:*16.1.0 – 16.1.6VulnerableF5
cpe:2.3:a:f5:big-ip_ddos_hybrid_defender:*:*:*:*:*:*:*:*16.1.0 – 16.1.6VulnerableF5
cpe:2.3:a:f5:big-ip_domain_name_system:*:*:*:*:*:*:*:*16.1.0 – 16.1.6VulnerableF5
cpe:2.3:a:f5:big-ip_edge_gateway:*:*:*:*:*:*:*:*16.1.0 – 16.1.6VulnerableF5
cpe:2.3:a:f5:big-ip_fraud_protection_service:*:*:*:*:*:*:*:*16.1.0 – 16.1.6VulnerableF5
cpe:2.3:a:f5:big-ip_global_traffic_manager:*:*:*:*:*:*:*:*16.1.0 – 16.1.6VulnerableF5
cpe:2.3:a:f5:big-ip_link_controller:*:*:*:*:*:*:*:*16.1.0 – 16.1.6VulnerableF5
cpe:2.3:a:f5:big-ip_local_traffic_manager:*:*:*:*:*:*:*:*16.1.0 – 16.1.6VulnerableF5
cpe:2.3:a:f5:big-ip_policy_enforcement_manager:*:*:*:*:*:*:*:*16.1.0 – 16.1.6VulnerableF5
cpe:2.3:a:f5:big-ip_ssl_orchestrator:*:*:*:*:*:*:*:*16.1.0 – 16.1.6VulnerableF5
cpe:2.3:a:f5:big-ip_webaccelerator:*:*:*:*:*:*:*:*16.1.0 – 16.1.6VulnerableF5
cpe:2.3:a:f5:big-ip_websafe:*:*:*:*:*:*:*:*16.1.0 – 16.1.6VulnerableF5
cpe:2.3:a:f5:big-ip_next_service_proxy_for_kubernetes:*:*:*:*:*:*:*:*1.7.0 – 1.7.15; 2.0.0 – 2.0.2VulnerableF5
cpe:2.3:a:f5:big-ip_next_cloud-native_network_functions:*:*:*:*:*:*:*:*2.0.0 – 2.0.2VulnerableF5
cpe:2.3:a:f5:big-ip_next_cloud-native_network_functions:1.4.0:*:*:*:*:*:*:*1.4.0VulnerableF5
cpe:2.3:a:f5:big-ip_next_for_kubernetes:*:*:*:*:*:*:*:*2.0.0 – 2.1.0VulnerableF5
  • cpe:2.3:a:f5:big-ip_ddos_hybrid_defender:*:*:*:*:*:*:*:* Versions 17.1.0 – 17.1.3; 17.5.0 – 17.5.1 Vulnerable ·F5
  • cpe:2.3:a:f5:big-ip_domain_name_system:*:*:*:*:*:*:*:* Versions 17.1.0 – 17.1.3; 17.5.0 – 17.5.1 Vulnerable ·F5
  • cpe:2.3:a:f5:big-ip_edge_gateway:*:*:*:*:*:*:*:* Versions 17.1.0 – 17.1.3; 17.5.0 – 17.5.1 Vulnerable ·F5
  • cpe:2.3:a:f5:big-ip_fraud_protection_service:*:*:*:*:*:*:*:* Versions 17.1.0 – 17.1.3; 17.5.0 – 17.5.1 Vulnerable ·F5
  • cpe:2.3:a:f5:big-ip_global_traffic_manager:*:*:*:*:*:*:*:* Versions 17.1.0 – 17.1.3; 17.5.0 – 17.5.1 Vulnerable ·F5
  • cpe:2.3:a:f5:big-ip_link_controller:*:*:*:*:*:*:*:* Versions 17.1.0 – 17.1.3; 17.5.0 – 17.5.1 Vulnerable ·F5
  • cpe:2.3:a:f5:big-ip_local_traffic_manager:*:*:*:*:*:*:*:* Versions 17.1.0 – 17.1.3; 17.5.0 – 17.5.1 Vulnerable ·F5
  • cpe:2.3:a:f5:big-ip_policy_enforcement_manager:*:*:*:*:*:*:*:* Versions 17.1.0 – 17.1.3; 17.5.0 – 17.5.1 Vulnerable ·F5
  • cpe:2.3:a:f5:big-ip_ssl_orchestrator:*:*:*:*:*:*:*:* Versions 17.1.0 – 17.1.3; 17.5.0 – 17.5.1 Vulnerable ·F5
  • cpe:2.3:a:f5:big-ip_webaccelerator:*:*:*:*:*:*:*:* Versions 17.1.0 – 17.1.3; 17.5.0 – 17.5.1 Vulnerable ·F5
  • cpe:2.3:a:f5:big-ip_websafe:*:*:*:*:*:*:*:* Versions 17.1.0 – 17.1.3; 17.5.0 – 17.5.1 Vulnerable ·F5
  • cpe:2.3:a:f5:big-ip_access_policy_manager:*:*:*:*:*:*:*:* Versions 16.1.0 – 16.1.6 Vulnerable ·F5
  • cpe:2.3:a:f5:big-ip_advanced_firewall_manager:*:*:*:*:*:*:*:* Versions 16.1.0 – 16.1.6 Vulnerable ·F5
  • cpe:2.3:a:f5:big-ip_advanced_web_application_firewall:*:*:*:*:*:*:*:* Versions 16.1.0 – 16.1.6 Vulnerable ·F5
  • cpe:2.3:a:f5:big-ip_analytics:*:*:*:*:*:*:*:* Versions 16.1.0 – 16.1.6 Vulnerable ·F5
  • cpe:2.3:a:f5:big-ip_application_acceleration_manager:*:*:*:*:*:*:*:* Versions 16.1.0 – 16.1.6 Vulnerable ·F5
  • cpe:2.3:a:f5:big-ip_application_security_manager:*:*:*:*:*:*:*:* Versions 16.1.0 – 16.1.6 Vulnerable ·F5
  • cpe:2.3:a:f5:big-ip_application_visibility_and_reporting:*:*:*:*:*:*:*:* Versions 16.1.0 – 16.1.6 Vulnerable ·F5
  • cpe:2.3:a:f5:big-ip_automation_toolchain:*:*:*:*:*:*:*:* Versions 16.1.0 – 16.1.6 Vulnerable ·F5
  • cpe:2.3:a:f5:big-ip_carrier-grade_nat:*:*:*:*:*:*:*:* Versions 16.1.0 – 16.1.6 Vulnerable ·F5
  • cpe:2.3:a:f5:big-ip_container_ingress_services:*:*:*:*:*:*:*:* Versions 16.1.0 – 16.1.6 Vulnerable ·F5
  • cpe:2.3:a:f5:big-ip_ddos_hybrid_defender:*:*:*:*:*:*:*:* Versions 16.1.0 – 16.1.6 Vulnerable ·F5
  • cpe:2.3:a:f5:big-ip_domain_name_system:*:*:*:*:*:*:*:* Versions 16.1.0 – 16.1.6 Vulnerable ·F5
  • cpe:2.3:a:f5:big-ip_edge_gateway:*:*:*:*:*:*:*:* Versions 16.1.0 – 16.1.6 Vulnerable ·F5
  • cpe:2.3:a:f5:big-ip_fraud_protection_service:*:*:*:*:*:*:*:* Versions 16.1.0 – 16.1.6 Vulnerable ·F5
  • cpe:2.3:a:f5:big-ip_global_traffic_manager:*:*:*:*:*:*:*:* Versions 16.1.0 – 16.1.6 Vulnerable ·F5
  • cpe:2.3:a:f5:big-ip_link_controller:*:*:*:*:*:*:*:* Versions 16.1.0 – 16.1.6 Vulnerable ·F5
  • cpe:2.3:a:f5:big-ip_local_traffic_manager:*:*:*:*:*:*:*:* Versions 16.1.0 – 16.1.6 Vulnerable ·F5
  • cpe:2.3:a:f5:big-ip_policy_enforcement_manager:*:*:*:*:*:*:*:* Versions 16.1.0 – 16.1.6 Vulnerable ·F5
  • cpe:2.3:a:f5:big-ip_ssl_orchestrator:*:*:*:*:*:*:*:* Versions 16.1.0 – 16.1.6 Vulnerable ·F5
  • cpe:2.3:a:f5:big-ip_webaccelerator:*:*:*:*:*:*:*:* Versions 16.1.0 – 16.1.6 Vulnerable ·F5
  • cpe:2.3:a:f5:big-ip_websafe:*:*:*:*:*:*:*:* Versions 16.1.0 – 16.1.6 Vulnerable ·F5
  • cpe:2.3:a:f5:big-ip_next_service_proxy_for_kubernetes:*:*:*:*:*:*:*:* Versions 1.7.0 – 1.7.15; 2.0.0 – 2.0.2 Vulnerable ·F5
  • cpe:2.3:a:f5:big-ip_next_cloud-native_network_functions:*:*:*:*:*:*:*:* Versions 2.0.0 – 2.0.2 Vulnerable ·F5
  • cpe:2.3:a:f5:big-ip_next_cloud-native_network_functions:1.4.0:*:*:*:*:*:*:* Versions 1.4.0 Vulnerable ·F5
  • cpe:2.3:a:f5:big-ip_next_for_kubernetes:*:*:*:*:*:*:*:* Versions 2.0.0 – 2.1.0 Vulnerable ·F5

Remediation

  • Fix · CNA BIG-IP (F5) Fixed in 21.0.0, 17.5.1.4, 17.1.3.1
  • Fix · CNA BIG-IP Next SPK (F5) Fixed in 2.0.3, 1.7.16
  • Fix · CNA BIG-IP Next CNF (F5) Fixed in 2.0.3, 1.4.1
  • Fix · CNA BIG-IP Next for Kubernetes (F5) Fixed in 2.1.1

Fixed in the same release

Records fixed by the same vendor advisory or release, as the CNA lists them.

  • Release ·

    F5 BIG-IP 17.1.3.1, 17.5.1.4

    9 records Highest priority Priority MEDIUM 4 MEDIUM, 5 LOW

    Other records, highest priority first

    • TI-2026-30351 BIG-IP TMM VulnerabilityPriority MEDIUM 43
    • TI-2026-29836 BIG-IP HTTP/2 Layer 7 Dos Protection vulnerabilityPriority MEDIUM 43
    • TI-2026-30352 BIG-IP and BIG-IQ Configuration utility vulnerabilityPriority MEDIUM 40
    Show all 9 records →
  • Release ·

    F5 BIG-IP Next CNF 1.4.1, 2.0.3

    3 records Highest priority Priority MEDIUM 3 MEDIUM

    Other records, highest priority first

    Show all 3 records →
Show 1 more group
  • Release ·

    F5 BIG-IP Next for Kubernetes 2.1.1

    2 records Highest priority Priority MEDIUM 2 MEDIUM

    Other records, highest priority first

    Show all 2 records →

Timeline

  1. 2026-10-02 Threatist record created from CVE-2026-40629
  2. 2026-10-03 Alias added: GHSA-x2rm-72v8-7794

References

Patch 1

  • TI-2023-25230 BIG-IP Configuration utility unauthenticated remote code execution vulnerability KEVCVSS 3.1CRITICAL 9.8
  • TI-2022-01269 Missing authentication in F5 BIG-IP KEVCVSS 3.1CRITICAL 9.8
  • TI-2021-05850 Memory corruption in BIG-IP KEVCVSS 3.1CRITICAL 9.8
  • TI-2021-05845 Server-side request forgery in BIG-IP; BIG-IQ KEVCVSS 3.1CRITICAL 9.8
  • TI-2020-04820 Path traversal in BIG-IP KEVCVSS 3.1CRITICAL 9.8
  • TI-2014-05975 GNU Bash through 4.3 bash43-025 processes trailing strings after certain malformed… KEVCVSS 3.1CRITICAL 9.8
See all 629 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences