CVE-2020-5884

CRITICAL

F5 BIG-IP 11.6.1-15.1.0.3 Insecure High Availability Pair Mirroring

Title source: llm
STIX 2.1

Description

On versions 15.0.0-15.1.0.3, 14.1.0-14.1.2.4, 13.1.0-13.1.3.3, 12.1.0-12.1.5.1, and 11.6.1-11.6.5.1, the default deployment mode for BIG-IP high availability (HA) pair mirroring is insecure. This is a control plane issue that is exposed only on the network used for mirroring.

References (1)

Core 1
Core References
Vendor Advisory x_refsource_confirm
https://support.f5.com/csp/article/K72540690

Scores

CVSS v3 9.1
EPSS 0.0062
EPSS Percentile 70.1%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

Details

Status published
Products (11)
f5/big-ip_access_policy_manager 11.6.1 - 11.6.5.1
f5/big-ip_advanced_firewall_manager 11.6.1 - 11.6.5.1
f5/big-ip_analytics 11.6.1 - 11.6.5.1
f5/big-ip_application_acceleration_manager 11.6.1 - 11.6.5.1
f5/big-ip_application_security_manager 11.6.1 - 11.6.5.1
f5/big-ip_domain_name_system 11.6.1 - 11.6.5.1
f5/big-ip_fraud_protection_service 11.6.1 - 11.6.5.1
f5/big-ip_global_traffic_manager 11.6.1 - 11.6.5.1
f5/big-ip_link_controller 11.6.1 - 11.6.5.1
f5/big-ip_local_traffic_manager 11.6.1 - 11.6.5.1
... and 1 more
Published Apr 30, 2020
Tracked Since Feb 18, 2026