CVE-2020-5876
HIGHBIG-IP <15.0.1.3,14.1.2.3,13.1.3.3,12.1.5.1,11.6.5.1 - Info Disclosure
Title source: llmDescription
On BIG-IP 15.0.0-15.0.1.3, 14.1.0-14.1.2.3, 13.1.0-13.1.3.3, 12.1.0-12.1.5.1, and 11.6.1-11.6.5.1, a race condition exists where mcpd and other processes may make unencrypted connection attempts to a new configuration sync peer. The race condition can occur when changing the ConfigSync IP address of a peer, adding a new peer, or when the Traffic Management Microkernel (TMM) first starts up.
References (1)
Core 1
Core References
Vendor Advisory x_refsource_misc
https://support.f5.com/csp/article/K32121038
Scores
CVSS v3
8.1
EPSS
0.0030
EPSS Percentile
53.7%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Details
CWE
CWE-319
CWE-362
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