CVE-2020-5876
At a glance Severity Not available EPSS EPSS 0.59 % · percentile 48 (2026-10-27) State PUBLISHED Published 2020-04-30 Updated 2024-08-04 Assigner f5 NVD status Modified Description 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.
Scores Version Score Vector Scored by CVSS 3.1 HIGH 8.1 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H NVD · nvd@nist.gov (Primary) CVSS 2.0 MEDIUM 6.8 AV:N/AC:M/Au:N/C:P/I:P/A:P NVD · nvd@nist.gov (Primary)
Weaknesses (CWE)
European references
CERT-FR advisories
Affected configurations (NVD CPE) cpe:2.3:a:f5:big-ip_access_policy_manager:*:*:*:*:*:*:*:* ≥ 11.6.1 ≤ 11.6.5.1cpe:2.3:a:f5:big-ip_access_policy_manager:*:*:*:*:*:*:*:* ≥ 12.1.0 ≤ 12.1.5.1cpe:2.3:a:f5:big-ip_access_policy_manager:*:*:*:*:*:*:*:* ≥ 13.1.0 ≤ 13.1.3.3cpe:2.3:a:f5:big-ip_access_policy_manager:*:*:*:*:*:*:*:* ≥ 14.1.0 ≤ 14.1.2.3cpe:2.3:a:f5:big-ip_access_policy_manager:*:*:*:*:*:*:*:* ≥ 15.0.0 ≤ 15.1.0.3cpe:2.3:a:f5:big-ip_advanced_firewall_manager:*:*:*:*:*:*:*:* ≥ 11.6.1 ≤ 11.6.5.1cpe:2.3:a:f5:big-ip_advanced_firewall_manager:*:*:*:*:*:*:*:* ≥ 12.1.0 ≤ 12.1.5.1cpe:2.3:a:f5:big-ip_advanced_firewall_manager:*:*:*:*:*:*:*:* ≥ 13.1.0 ≤ 13.1.3.3cpe:2.3:a:f5:big-ip_advanced_firewall_manager:*:*:*:*:*:*:*:* ≥ 14.1.0 ≤ 14.1.2.3cpe:2.3:a:f5:big-ip_advanced_firewall_manager:*:*:*:*:*:*:*:* ≥ 15.0.0 ≤ 15.1.0.3cpe:2.3:a:f5:big-ip_analytics:*:*:*:*:*:*:*:* ≥ 11.6.1 ≤ 11.6.5.1cpe:2.3:a:f5:big-ip_analytics:*:*:*:*:*:*:*:* ≥ 12.1.0 ≤ 12.1.5.1cpe:2.3:a:f5:big-ip_analytics:*:*:*:*:*:*:*:* ≥ 13.1.0 ≤ 13.1.3.3cpe:2.3:a:f5:big-ip_analytics:*:*:*:*:*:*:*:* ≥ 14.1.0 ≤ 14.1.2.3cpe:2.3:a:f5:big-ip_analytics:*:*:*:*:*:*:*:* ≥ 15.0.0 ≤ 15.1.0.3cpe:2.3:a:f5:big-ip_application_acceleration_manager:*:*:*:*:*:*:*:* ≥ 11.6.1 ≤ 11.6.5.1cpe:2.3:a:f5:big-ip_application_acceleration_manager:*:*:*:*:*:*:*:* ≥ 12.1.0 ≤ 12.1.5.1cpe:2.3:a:f5:big-ip_application_acceleration_manager:*:*:*:*:*:*:*:* ≥ 13.1.0 ≤ 13.1.3.3cpe:2.3:a:f5:big-ip_application_acceleration_manager:*:*:*:*:*:*:*:* ≥ 14.1.0 ≤ 14.1.2.3cpe:2.3:a:f5:big-ip_application_acceleration_manager:*:*:*:*:*:*:*:* ≥ 15.0.0 ≤ 15.1.0.3cpe:2.3:a:f5:big-ip_application_security_manager:*:*:*:*:*:*:*:* ≥ 11.6.1 ≤ 11.6.5.1cpe:2.3:a:f5:big-ip_application_security_manager:*:*:*:*:*:*:*:* ≥ 12.1.0 ≤ 12.1.5.1cpe:2.3:a:f5:big-ip_application_security_manager:*:*:*:*:*:*:*:* ≥ 13.1.0 ≤ 13.1.3.3cpe:2.3:a:f5:big-ip_application_security_manager:*:*:*:*:*:*:*:* ≥ 14.1.0 ≤ 14.1.2.3cpe:2.3:a:f5:big-ip_application_security_manager:*:*:*:*:*:*:*:* ≥ 15.0.0 ≤ 15.1.0.3cpe:2.3:a:f5:big-ip_domain_name_system:*:*:*:*:*:*:*:* ≥ 11.6.1 ≤ 11.6.5.1cpe:2.3:a:f5:big-ip_domain_name_system:*:*:*:*:*:*:*:* ≥ 12.1.0 ≤ 12.1.5.1cpe:2.3:a:f5:big-ip_domain_name_system:*:*:*:*:*:*:*:* ≥ 13.1.0 ≤ 13.1.3.3cpe:2.3:a:f5:big-ip_domain_name_system:*:*:*:*:*:*:*:* ≥ 14.1.0 ≤ 14.1.2.3cpe:2.3:a:f5:big-ip_domain_name_system:*:*:*:*:*:*:*:* ≥ 15.0.0 ≤ 15.1.0.3cpe:2.3:a:f5:big-ip_fraud_protection_service:*:*:*:*:*:*:*:* ≥ 11.6.1 ≤ 11.6.5.1cpe:2.3:a:f5:big-ip_fraud_protection_service:*:*:*:*:*:*:*:* ≥ 12.1.0 ≤ 12.1.5.1cpe:2.3:a:f5:big-ip_fraud_protection_service:*:*:*:*:*:*:*:* ≥ 13.1.0 ≤ 13.1.3.3cpe:2.3:a:f5:big-ip_fraud_protection_service:*:*:*:*:*:*:*:* ≥ 14.1.0 ≤ 14.1.2.3cpe:2.3:a:f5:big-ip_fraud_protection_service:*:*:*:*:*:*:*:* ≥ 15.0.0 ≤ 15.1.0.3cpe:2.3:a:f5:big-ip_global_traffic_manager:*:*:*:*:*:*:*:* ≥ 11.6.1 ≤ 11.6.5.1cpe:2.3:a:f5:big-ip_global_traffic_manager:*:*:*:*:*:*:*:* ≥ 12.1.0 ≤ 12.1.5.1cpe:2.3:a:f5:big-ip_global_traffic_manager:*:*:*:*:*:*:*:* ≥ 13.1.0 ≤ 13.1.3.3cpe:2.3:a:f5:big-ip_global_traffic_manager:*:*:*:*:*:*:*:* ≥ 14.1.0 ≤ 14.1.2.3cpe:2.3:a:f5:big-ip_global_traffic_manager:*:*:*:*:*:*:*:* ≥ 15.0.0 ≤ 15.1.0.3+15 more Affected products Product Versions BIG-IP affected 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, 11.6.1-11.6.5.1
References
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