CVSS 3.1
5.3 mediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:LCVE-2021-23007
Medium (5.3) in f5. EPSS 1.6% chance of exploitation in the next 30 days.
On BIG-IP versions 14.1.4 and 16.0.1.1, when the Traffic Management Microkernel (TMM) process handles certain undisclosed traffic, it may start dropping all fragmented IP traffic. Note: Software versions which have reached End of Software Development (EoSD) are not evaluated.
Severity
- EPSS
- 1.6% chance of exploitation in the next 30 days; higher than 75% of CVEs (scores of 2026-10-31)
- Published
- Modified
- Record from
- the NVD, synced
Affected
- f5:big-ip_access_policy_manager
- f5:big-ip_advanced_firewall_manager
- f5:big-ip_advanced_web_application_firewall
- f5:big-ip_analytics
- f5:big-ip_application_acceleration_manager
- f5:big-ip_application_security_manager
- f5:big-ip_ddos_hybrid_defender
- f5:big-ip_domain_name_system
- f5:big-ip_edge_gateway
- 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_policy_enforcement_manager
- f5:big-ip_ssl_orchestrator
- f5:big-ip_webaccelerator