Undisclosed traffic patterns received may cause a disruption of service to the Traffic Management Microkernel (TMM). This vulnerability affects TMM through a virtual server configured with a FastL4 profile. Traffic processing is disrupted while TMM restarts. This issue only impacts specific engineering hotfixes. NOTE: This vulnerability does not affect any of the BIG-IP major, minor or maintenance releases you obtained from downloads.f5.com. The affected Engineering Hotfix builds are as follows: Hotfix-BIGIP-14.1.2.1.0.83.4-ENG Hotfix-BIGIP-12.1.4.1.0.97.6-ENG Hotfix-BIGIP-11.5.4.2.74.291-HF2
This vulnerability carries a HIGH severity rating with a CVSS v3.1 score of 7.5, indicating it can be exploited remotely over the network with relatively low complexity without requiring user interaction and does not require pre-existing privileges . The vulnerability impacts and availability (service disruption) for affected systems. Impacting 13 products from f5, from f5, from f5 and 10 others, organizations running these solutions should prioritize assessment and patching.
Reported in 2020, this vulnerability emerged during an era marked by increased sophistication in supply chain attacks, cloud infrastructure vulnerabilities, and software-as-a-service (SaaS) security challenges. Security practices during this period emphasized zero-trust architectures, container security, and API protection.
2020-01-14T17:15:13.520
2024-11-21T05:34:41.950
Modified
CVSSv3.1: 7.5 (HIGH)
AV:N/AC:L/Au:N/C:N/I:N/A:P
10.0
2.9
| Type | Vendor | Product | Version/Range | Vulnerable? |
|---|---|---|---|---|
| Application | f5 | big-ip_local_traffic_manager | 11.5.4.2.74.291 | Yes |
| Application | f5 | big-ip_local_traffic_manager | 12.1.4.1.0.97.6 | Yes |
| Application | f5 | big-ip_local_traffic_manager | 14.1.2.1.0.83.4 | Yes |
| Application | f5 | big-ip_advanced_firewall_manager | 11.5.4.2.74.291 | Yes |
| Application | f5 | big-ip_advanced_firewall_manager | 12.1.4.1.0.97.6 | Yes |
| Application | f5 | big-ip_advanced_firewall_manager | 14.1.2.1.0.83.4 | Yes |
| Application | f5 | big-ip_application_acceleration_manager | 11.5.4.2.74.291 | Yes |
| Application | f5 | big-ip_application_acceleration_manager | 12.1.4.1.0.97.6 | Yes |
| Application | f5 | big-ip_application_acceleration_manager | 14.1.2.1.0.83.4 | Yes |
| Application | f5 | big-ip_analytics | 11.5.4.2.74.291 | Yes |
| Application | f5 | big-ip_analytics | 12.1.4.1.0.97.6 | Yes |
| Application | f5 | big-ip_analytics | 14.1.2.1.0.83.4 | Yes |
| Application | f5 | big-ip_access_policy_manager | 11.5.4.2.74.291 | Yes |
| Application | f5 | big-ip_access_policy_manager | 12.1.4.1.0.97.6 | Yes |
| Application | f5 | big-ip_access_policy_manager | 14.1.2.1.0.83.4 | Yes |
| Application | f5 | big-ip_application_security_manager | 11.5.4.2.74.291 | Yes |
| Application | f5 | big-ip_application_security_manager | 12.1.4.1.0.97.6 | Yes |
| Application | f5 | big-ip_application_security_manager | 14.1.2.1.0.83.4 | Yes |
| Application | f5 | big-ip_edge_gateway | 11.5.4.2.74.291 | Yes |
| Application | f5 | big-ip_edge_gateway | 12.1.4.1.0.97.6 | Yes |
| Application | f5 | big-ip_edge_gateway | 14.1.2.1.0.83.4 | Yes |
| Application | f5 | big-ip_fraud_protection_service | 11.5.4.2.74.291 | Yes |
| Application | f5 | big-ip_fraud_protection_service | 12.1.4.1.0.97.6 | Yes |
| Application | f5 | big-ip_fraud_protection_service | 14.1.2.1.0.83.4 | Yes |
| Application | f5 | big-ip_global_traffic_manager | 11.5.4.2.74.291 | Yes |
| Application | f5 | big-ip_global_traffic_manager | 12.1.4.1.0.97.6 | Yes |
| Application | f5 | big-ip_global_traffic_manager | 14.1.2.1.0.83.4 | Yes |
| Application | f5 | big-ip_link_controller | 11.5.4.2.74.291 | Yes |
| Application | f5 | big-ip_link_controller | 12.1.4.1.0.97.6 | Yes |
| Application | f5 | big-ip_link_controller | 14.1.2.1.0.83.4 | Yes |
| Application | f5 | big-ip_policy_enforcement_manager | 11.5.4.2.74.291 | Yes |
| Application | f5 | big-ip_policy_enforcement_manager | 12.1.4.1.0.97.6 | Yes |
| Application | f5 | big-ip_policy_enforcement_manager | 14.1.2.1.0.83.4 | Yes |
| Application | f5 | big-ip_webaccelerator | 11.5.4.2.74.291 | Yes |
| Application | f5 | big-ip_webaccelerator | 12.1.4.1.0.97.6 | Yes |
| Application | f5 | big-ip_webaccelerator | 14.1.2.1.0.83.4 | Yes |
| Application | f5 | big-ip_domain_name_system | 11.5.4.2.74.291 | Yes |
| Application | f5 | big-ip_domain_name_system | 12.1.4.1.0.97.6 | Yes |
| Application | f5 | big-ip_domain_name_system | 14.1.2.1.0.83.4 | Yes |
SecUtils normalizes and enriches National Vulnerability Database (NVD) records by standardizing vendor and product identifiers, aggregating vulnerability metadata from both NVD and MITRE sources, and providing structured context for security teams. For f5's affected products, we extract Common Platform Enumeration (CPE) data, Common Weakness Enumeration (CWE) classifications, CVSS severity metrics, and reference data to enable rapid vulnerability prioritization and asset correlation. This record contains no exploit code, proof-of-concept instructions, or attack methodologies—only defensive intelligence necessary for patch management, risk assessment, and security operations.