On BIG-IP versions 16.x before 16.1.0, 15.1.x before 15.1.4.1, 14.1.x before 14.1.4.4, and all versions of 13.1.x, 12.1.x, and 11.6.x, when a FastL4 profile and an HTTP profile are configured on a virtual server, undisclosed requests can cause an increase in memory resource utilization. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.
Weakness
The product does not release or incorrectly releases a resource before it is made available for re-use.
Affected Software
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Big-ip_access_policy_manager | F5 | 11.6.0 (including) | 11.6.5 (including) |
| Big-ip_access_policy_manager | F5 | 12.1.0 (including) | 12.1.6 (including) |
| Big-ip_access_policy_manager | F5 | 13.1.0 (including) | 13.1.4 (including) |
| Big-ip_access_policy_manager | F5 | 14.1.0 (including) | 14.1.4.4 (excluding) |
| Big-ip_access_policy_manager | F5 | 15.1.0 (including) | 15.1.4.1 (excluding) |
| Big-ip_access_policy_manager | F5 | 16.0.0 (including) | 16.1.0 (excluding) |
| Big-ip_advanced_firewall_manager | F5 | 11.6.0 (including) | 11.6.5 (including) |
| Big-ip_advanced_firewall_manager | F5 | 12.1.0 (including) | 12.1.6 (including) |
| Big-ip_advanced_firewall_manager | F5 | 13.1.0 (including) | 13.1.4 (including) |
| Big-ip_advanced_firewall_manager | F5 | 14.1.0 (including) | 14.1.4.4 (excluding) |
| Big-ip_advanced_firewall_manager | F5 | 15.1.0 (including) | 15.1.4.1 (excluding) |
| Big-ip_advanced_firewall_manager | F5 | 16.0.0 (including) | 16.1.0 (excluding) |
| Big-ip_analytics | F5 | 11.6.0 (including) | 11.6.5 (including) |
| Big-ip_analytics | F5 | 12.1.0 (including) | 12.1.6 (including) |
| Big-ip_analytics | F5 | 13.1.0 (including) | 13.1.4 (including) |
| Big-ip_analytics | F5 | 14.1.0 (including) | 14.1.4.4 (excluding) |
| Big-ip_analytics | F5 | 15.1.0 (including) | 15.1.4.1 (excluding) |
| Big-ip_analytics | F5 | 16.0.0 (including) | 16.1.0 (excluding) |
| Big-ip_application_acceleration_manager | F5 | 11.6.0 (including) | 11.6.5 (including) |
| Big-ip_application_acceleration_manager | F5 | 12.1.0 (including) | 12.1.6 (including) |
| Big-ip_application_acceleration_manager | F5 | 13.1.0 (including) | 13.1.4 (including) |
| Big-ip_application_acceleration_manager | F5 | 14.1.0 (including) | 14.1.4.4 (excluding) |
| Big-ip_application_acceleration_manager | F5 | 15.1.0 (including) | 15.1.4.1 (excluding) |
| Big-ip_application_acceleration_manager | F5 | 16.0.0 (including) | 16.1.0 (excluding) |
| Big-ip_application_security_manager | F5 | 11.6.0 (including) | 11.6.5 (including) |
| Big-ip_application_security_manager | F5 | 12.1.0 (including) | 12.1.6 (including) |
| Big-ip_application_security_manager | F5 | 13.1.0 (including) | 13.1.4 (including) |
| Big-ip_application_security_manager | F5 | 14.1.0 (including) | 14.1.4.4 (excluding) |
| Big-ip_application_security_manager | F5 | 15.1.0 (including) | 15.1.4.1 (excluding) |
| Big-ip_application_security_manager | F5 | 16.0.0 (including) | 16.1.0 (excluding) |
| Big-ip_domain_name_system | F5 | 11.6.0 (including) | 11.6.5 (including) |
| Big-ip_domain_name_system | F5 | 12.1.0 (including) | 12.1.6 (including) |
| Big-ip_domain_name_system | F5 | 13.1.0 (including) | 13.1.4 (including) |
| Big-ip_domain_name_system | F5 | 14.1.0 (including) | 14.1.4.4 (excluding) |
| Big-ip_domain_name_system | F5 | 15.1.0 (including) | 15.1.4.1 (excluding) |
| Big-ip_domain_name_system | F5 | 16.0.0 (including) | 16.1.0 (excluding) |
| Big-ip_fraud_protection_service | F5 | 11.6.0 (including) | 11.6.5 (including) |
| Big-ip_fraud_protection_service | F5 | 12.1.0 (including) | 12.1.6 (including) |
| Big-ip_fraud_protection_service | F5 | 13.1.0 (including) | 13.1.4 (including) |
| Big-ip_fraud_protection_service | F5 | 14.1.0 (including) | 14.1.4.4 (excluding) |
| Big-ip_fraud_protection_service | F5 | 15.1.0 (including) | 15.1.4.1 (excluding) |
| Big-ip_fraud_protection_service | F5 | 16.0.0 (including) | 16.1.0 (excluding) |
| Big-ip_global_traffic_manager | F5 | 11.6.0 (including) | 11.6.5 (including) |
| Big-ip_global_traffic_manager | F5 | 12.1.0 (including) | 12.1.6 (including) |
| Big-ip_global_traffic_manager | F5 | 13.1.0 (including) | 13.1.4 (including) |
| Big-ip_global_traffic_manager | F5 | 14.1.0 (including) | 14.1.4.4 (excluding) |
| Big-ip_global_traffic_manager | F5 | 15.1.0 (including) | 15.1.4.1 (excluding) |
| Big-ip_global_traffic_manager | F5 | 16.0.0 (including) | 16.1.0 (excluding) |
| Big-ip_link_controller | F5 | 11.6.0 (including) | 11.6.5 (including) |
| Big-ip_link_controller | F5 | 12.1.0 (including) | 12.1.6 (including) |
| Big-ip_link_controller | F5 | 13.1.0 (including) | 13.1.4 (including) |
| Big-ip_link_controller | F5 | 14.1.0 (including) | 14.1.4.4 (excluding) |
| Big-ip_link_controller | F5 | 15.1.0 (including) | 15.1.4.1 (excluding) |
| Big-ip_link_controller | F5 | 16.0.0 (including) | 16.1.0 (excluding) |
| Big-ip_local_traffic_manager | F5 | 11.6.0 (including) | 11.6.5 (including) |
| Big-ip_local_traffic_manager | F5 | 12.1.0 (including) | 12.1.6 (including) |
| Big-ip_local_traffic_manager | F5 | 13.1.0 (including) | 13.1.4 (including) |
| Big-ip_local_traffic_manager | F5 | 14.1.0 (including) | 14.1.4.4 (excluding) |
| Big-ip_local_traffic_manager | F5 | 15.1.0 (including) | 15.1.4.1 (excluding) |
| Big-ip_local_traffic_manager | F5 | 16.0.0 (including) | 16.1.0 (excluding) |
| Big-ip_policy_enforcement_manager | F5 | 11.6.0 (including) | 11.6.5 (including) |
| Big-ip_policy_enforcement_manager | F5 | 12.1.0 (including) | 12.1.6 (including) |
| Big-ip_policy_enforcement_manager | F5 | 13.1.0 (including) | 13.1.4 (including) |
| Big-ip_policy_enforcement_manager | F5 | 14.1.0 (including) | 14.1.4.4 (excluding) |
| Big-ip_policy_enforcement_manager | F5 | 15.1.0 (including) | 15.1.4.1 (excluding) |
| Big-ip_policy_enforcement_manager | F5 | 16.0.0 (including) | 16.1.0 (excluding) |
Potential Mitigations
- Use a language that does not allow this weakness to occur or provides constructs that make this weakness easier to avoid.
- For example, languages such as Java, Ruby, and Lisp perform automatic garbage collection that releases memory for objects that have been deallocated.
Related Attack Patterns
- https://cwe.mitre.org/data/definitions/125.html
- https://cwe.mitre.org/data/definitions/130.html
- https://cwe.mitre.org/data/definitions/131.html
- https://cwe.mitre.org/data/definitions/494.html
- https://cwe.mitre.org/data/definitions/495.html
- https://cwe.mitre.org/data/definitions/496.html
- https://cwe.mitre.org/data/definitions/666.html