CVE-2021-22998
Medium
Description
On BIG-IP versions 16.0.x before 16.0.1.1, 15.1.x before 15.1.2.1, 14.1.x before 14.1.4, 13.1.x before 13.1.3.6, 12.1.x before 12.1.5.3, and 11.6.x before 11.6.5.3, SYN flood protection thresholds are not enforced in secure network address translation (SNAT) listeners. Note: Software versions which have reached End of Software Development (EoSD) are not evaluated.
SeverityMedium
CVSS5.3
Exploit probability—
Product
F5 Big-ip Access Policy Manager
PublishedMar 31, 2021
First seenMar 31, 2021
How to fix
Update
- f5 big-ip_access_policy_manager11.6.5.3, 12.1.5.3, 13.1.3.6, 14.1.4, 15.1.2.1, 16.0.1.1 or later
- f5 big-ip_advanced_firewall_manager11.6.5.3, 12.1.5.3, 13.1.3.6, 14.1.4, 15.1.2.1, 16.0.1.1 or later
- f5 big-ip_advanced_web_application_firewall11.6.5.3, 12.1.5.3, 13.1.3.6, 14.1.4, 15.1.2.1, 16.0.1.1 or later
- f5 big-ip_analytics11.6.5.3, 12.1.5.3, 13.1.3.6, 14.1.4, 15.1.2.1, 16.0.1.1 or later
- f5 big-ip_application_acceleration_manager11.6.5.3, 12.1.5.3, 13.1.3.6, 14.1.4, 15.1.2.1, 16.0.1.1 or later
- f5 big-ip_application_security_manager11.6.5.3, 12.1.5.3, 13.1.3.6, 14.1.4, 15.1.2.1, 16.0.1.1 or later
- f5 big-ip_ddos_hybrid_defender11.6.5.3, 12.1.5.3, 13.1.3.6, 14.1.4, 15.1.2.1, 16.0.1.1 or later
- f5 big-ip_domain_name_system11.6.5.3, 12.1.5.3, 13.1.3.6, 14.1.4, 15.1.2.1, 16.0.1.1 or later
- f5 big-ip_fraud_protection_service11.6.5.3, 12.1.5.3, 13.1.3.6, 14.1.4, 15.1.2.1, 16.0.1.1 or later
- f5 big-ip_global_traffic_manager11.6.5.3, 12.1.5.3, 13.1.3.6, 14.1.4, 15.1.2.1, 16.0.1.1 or later
- f5 big-ip_link_controller11.6.5.3, 12.1.5.3, 13.1.3.6, 14.1.4, 15.1.2.1, 16.0.1.1 or later
- f5 big-ip_local_traffic_manager11.6.5.3, 12.1.5.3, 13.1.3.6, 14.1.4, 15.1.2.1, 16.0.1.1 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| f5 big-ip_access_policy_manager | 11.6.1 ≤ v < 11.6.5.3, 12.1.0 ≤ v < 12.1.5.3, 13.1.0 ≤ v < 13.1.3.6, 14.1.0 ≤ v < 14.1.4, 15.1.0 ≤ v < 15.1.2.1, 16.0.0 ≤ v < 16.0.1.1 | 11.6.5.3, 12.1.5.3, 13.1.3.6, 14.1.4, 15.1.2.1, 16.0.1.1 |
| f5 big-ip_advanced_firewall_manager | 11.6.1 ≤ v < 11.6.5.3, 12.1.0 ≤ v < 12.1.5.3, 13.1.0 ≤ v < 13.1.3.6, 14.1.0 ≤ v < 14.1.4, 15.1.0 ≤ v < 15.1.2.1, 16.0.0 ≤ v < 16.0.1.1 | 11.6.5.3, 12.1.5.3, 13.1.3.6, 14.1.4, 15.1.2.1, 16.0.1.1 |
| f5 big-ip_advanced_web_application_firewall | 11.6.1 ≤ v < 11.6.5.3, 12.1.0 ≤ v < 12.1.5.3, 13.1.0 ≤ v < 13.1.3.6, 14.1.0 ≤ v < 14.1.4, 15.1.0 ≤ v < 15.1.2.1, 16.0.0 ≤ v < 16.0.1.1 | 11.6.5.3, 12.1.5.3, 13.1.3.6, 14.1.4, 15.1.2.1, 16.0.1.1 |
| f5 big-ip_analytics | 11.6.1 ≤ v < 11.6.5.3, 12.1.0 ≤ v < 12.1.5.3, 13.1.0 ≤ v < 13.1.3.6, 14.1.0 ≤ v < 14.1.4, 15.1.0 ≤ v < 15.1.2.1, 16.0.0 ≤ v < 16.0.1.1 | 11.6.5.3, 12.1.5.3, 13.1.3.6, 14.1.4, 15.1.2.1, 16.0.1.1 |
| f5 big-ip_application_acceleration_manager | 11.6.1 ≤ v < 11.6.5.3, 12.1.0 ≤ v < 12.1.5.3, 13.1.0 ≤ v < 13.1.3.6, 14.1.0 ≤ v < 14.1.4, 15.1.0 ≤ v < 15.1.2.1, 16.0.0 ≤ v < 16.0.1.1 | 11.6.5.3, 12.1.5.3, 13.1.3.6, 14.1.4, 15.1.2.1, 16.0.1.1 |
| f5 big-ip_application_security_manager | 11.6.1 ≤ v < 11.6.5.3, 12.1.0 ≤ v < 12.1.5.3, 13.1.0 ≤ v < 13.1.3.6, 14.1.0 ≤ v < 14.1.4, 15.1.0 ≤ v < 15.1.2.1, 16.0.0 ≤ v < 16.0.1.1 | 11.6.5.3, 12.1.5.3, 13.1.3.6, 14.1.4, 15.1.2.1, 16.0.1.1 |
| f5 big-ip_ddos_hybrid_defender | 11.6.1 ≤ v < 11.6.5.3, 12.1.0 ≤ v < 12.1.5.3, 13.1.0 ≤ v < 13.1.3.6, 14.1.0 ≤ v < 14.1.4, 15.1.0 ≤ v < 15.1.2.1, 16.0.0 ≤ v < 16.0.1.1 | 11.6.5.3, 12.1.5.3, 13.1.3.6, 14.1.4, 15.1.2.1, 16.0.1.1 |
| f5 big-ip_domain_name_system | 11.6.1 ≤ v < 11.6.5.3, 12.1.0 ≤ v < 12.1.5.3, 13.1.0 ≤ v < 13.1.3.6, 14.1.0 ≤ v < 14.1.4, 15.1.0 ≤ v < 15.1.2.1, 16.0.0 ≤ v < 16.0.1.1 | 11.6.5.3, 12.1.5.3, 13.1.3.6, 14.1.4, 15.1.2.1, 16.0.1.1 |
| f5 big-ip_fraud_protection_service | 11.6.1 ≤ v < 11.6.5.3, 12.1.0 ≤ v < 12.1.5.3, 13.1.0 ≤ v < 13.1.3.6, 14.1.0 ≤ v < 14.1.4, 15.1.0 ≤ v < 15.1.2.1, 16.0.0 ≤ v < 16.0.1.1 | 11.6.5.3, 12.1.5.3, 13.1.3.6, 14.1.4, 15.1.2.1, 16.0.1.1 |
| f5 big-ip_global_traffic_manager | 11.6.1 ≤ v < 11.6.5.3, 12.1.0 ≤ v < 12.1.5.3, 13.1.0 ≤ v < 13.1.3.6, 14.1.0 ≤ v < 14.1.4, 15.1.0 ≤ v < 15.1.2.1, 16.0.0 ≤ v < 16.0.1.1 | 11.6.5.3, 12.1.5.3, 13.1.3.6, 14.1.4, 15.1.2.1, 16.0.1.1 |
| f5 big-ip_link_controller | 11.6.1 ≤ v < 11.6.5.3, 12.1.0 ≤ v < 12.1.5.3, 13.1.0 ≤ v < 13.1.3.6, 14.1.0 ≤ v < 14.1.4, 15.1.0 ≤ v < 15.1.2.1, 16.0.0 ≤ v < 16.0.1.1 | 11.6.5.3, 12.1.5.3, 13.1.3.6, 14.1.4, 15.1.2.1, 16.0.1.1 |
| f5 big-ip_local_traffic_manager | 11.6.1 ≤ v < 11.6.5.3, 12.1.0 ≤ v < 12.1.5.3, 13.1.0 ≤ v < 13.1.3.6, 14.1.0 ≤ v < 14.1.4, 15.1.0 ≤ v < 15.1.2.1, 16.0.0 ≤ v < 16.0.1.1 | 11.6.5.3, 12.1.5.3, 13.1.3.6, 14.1.4, 15.1.2.1, 16.0.1.1 |
| f5 big-ip_policy_enforcement_manager | 11.6.1 ≤ v < 11.6.5.3, 12.1.0 ≤ v < 12.1.5.3, 13.1.0 ≤ v < 13.1.3.6, 14.1.0 ≤ v < 14.1.4, 15.1.0 ≤ v < 15.1.2.1, 16.0.0 ≤ v < 16.0.1.1 | 11.6.5.3, 12.1.5.3, 13.1.3.6, 14.1.4, 15.1.2.1, 16.0.1.1 |
| f5 ssl_orchestrator | 11.6.1 ≤ v < 11.6.5.3, 12.1.0 ≤ v < 12.1.5.3, 13.1.0 ≤ v < 13.1.3.6, 14.1.0 ≤ v < 14.1.4, 15.1.0 ≤ v < 15.1.2.1, 16.0.0 ≤ v < 16.0.1.1 | 11.6.5.3, 12.1.5.3, 13.1.3.6, 14.1.4, 15.1.2.1, 16.0.1.1 |
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