CVE-2020-5939

HIGH

F5 BIG-IP Virtual Edition DoS via SR-IOV NIC Configuration

Title source: llm
STIX 2.1

Description

In versions 16.0.0-16.0.0.1, 15.1.0-15.1.0.3, 15.0.0-15.0.1.3, 14.1.0-14.1.2.6, and 13.1.0-13.1.3.4, BIG-IP Virtual Edition (VE) systems on VMware, with an Intel-based 85299 Network Interface Controller (NIC) card and Single Root I/O Virtualization (SR-IOV) enabled on vSphere, may fail and leave the Traffic Management Microkernel (TMM) in a state where it cannot transmit traffic.

References (1)

Core 1
Core References
Vendor Advisory x_refsource_misc
https://support.f5.com/csp/article/K75111593

Scores

CVSS v3 7.5
EPSS 0.0065
EPSS Percentile 71.0%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Details

Status published
Products (14)
f5/big-ip_access_policy_manager 13.1.0 - 13.1.3
f5/big-ip_advanced_firewall_manager 13.1.0 - 13.1.3
f5/big-ip_advanced_web_application_firewall 13.1.0 - 13.1.3
f5/big-ip_analytics 13.1.0 - 13.1.3
f5/big-ip_application_acceleration_manager 13.1.0 - 13.1.3
f5/big-ip_application_security_manager 13.1.0 - 13.1.3
f5/big-ip_ddos_hybrid_defender 13.1.0 - 13.1.3
f5/big-ip_domain_name_system 13.1.0 - 13.1.3
f5/big-ip_fraud_protection_service 13.1.0 - 13.1.3
f5/big-ip_global_traffic_manager 13.1.0 - 13.1.3
... and 4 more
Published Nov 05, 2020
Tracked Since Feb 18, 2026