CVE Vulnerabilities

CVE-2020-5921

Published: Aug 26, 2020 | Modified: Jul 21, 2021
CVSS 3.x
7.5
HIGH
Source:
NVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVSS 2.x
5 MEDIUM
AV:N/AC:L/Au:N/C:N/I:N/A:P
RedHat/V2
RedHat/V3
Ubuntu

in BIG-IP versions 15.1.0-15.1.0.4, 15.0.0-15.0.1.3, 14.1.0-14.1.2.6, 13.1.0-13.1.3.4, 12.1.0-12.1.5.1, and 11.6.1-11.6.5.2, Syn flood causes large number of MCPD context messages destined to secondary blades consuming memory leading to MCPD failure. This issue affects only VIPRION hosts with two or more blades installed. Single-blade VIPRION hosts are not affected.

Affected Software

Name Vendor Start Version End Version
Big-ip_access_policy_manager F5 12.1.0 (including) 12.1.5.2 (excluding)
Big-ip_access_policy_manager F5 14.1.0 (including) 14.1.2.7 (excluding)
Big-ip_access_policy_manager F5 15.0.0 (including) 15.0.1.4 (excluding)
Big-ip_access_policy_manager F5 15.1.0 (including) 15.1.0.5 (excluding)
Big-ip_advanced_firewall_manager F5 12.1.0 (including) 12.1.5.2 (excluding)
Big-ip_advanced_firewall_manager F5 14.1.0 (including) 14.1.2.7 (excluding)
Big-ip_advanced_firewall_manager F5 15.0.0 (including) 15.0.1.4 (excluding)
Big-ip_advanced_firewall_manager F5 15.1.0 (including) 15.1.0.5 (excluding)
Big-ip_analytics F5 12.1.0 (including) 12.1.5.2 (excluding)
Big-ip_analytics F5 14.1.0 (including) 14.1.2.7 (excluding)
Big-ip_analytics F5 15.0.0 (including) 15.0.1.4 (excluding)
Big-ip_analytics F5 15.1.0 (including) 15.1.0.5 (excluding)
Big-ip_application_acceleration_manager F5 12.1.0 (including) 12.1.5.2 (excluding)
Big-ip_application_acceleration_manager F5 14.1.0 (including) 14.1.2.7 (excluding)
Big-ip_application_acceleration_manager F5 15.0.0 (including) 15.0.1.4 (excluding)
Big-ip_application_acceleration_manager F5 15.1.0 (including) 15.1.0.5 (excluding)
Big-ip_application_security_manager F5 12.1.0 (including) 12.1.5.2 (excluding)
Big-ip_application_security_manager F5 14.1.0 (including) 14.1.2.7 (excluding)
Big-ip_application_security_manager F5 15.0.0 (including) 15.0.1.4 (excluding)
Big-ip_application_security_manager F5 15.1.0 (including) 15.1.0.5 (excluding)
Big-ip_domain_name_system F5 12.1.0 (including) 12.1.5.2 (excluding)
Big-ip_domain_name_system F5 14.1.0 (including) 14.1.2.7 (excluding)
Big-ip_domain_name_system F5 15.0.0 (including) 15.0.1.4 (excluding)
Big-ip_domain_name_system F5 15.1.0 (including) 15.1.0.5 (excluding)
Big-ip_fraud_protection_service F5 12.1.0 (including) 12.1.5.2 (excluding)
Big-ip_fraud_protection_service F5 14.1.0 (including) 14.1.2.7 (excluding)
Big-ip_fraud_protection_service F5 15.0.0 (including) 15.0.1.4 (excluding)
Big-ip_fraud_protection_service F5 15.1.0 (including) 15.1.0.5 (excluding)
Big-ip_global_traffic_manager F5 12.1.0 (including) 12.1.5.2 (excluding)
Big-ip_global_traffic_manager F5 14.1.0 (including) 14.1.2.7 (excluding)
Big-ip_global_traffic_manager F5 15.0.0 (including) 15.0.1.4 (excluding)
Big-ip_global_traffic_manager F5 15.1.0 (including) 15.1.0.5 (excluding)
Big-ip_link_controller F5 12.1.0 (including) 12.1.5.2 (excluding)
Big-ip_link_controller F5 14.1.0 (including) 14.1.2.7 (excluding)
Big-ip_link_controller F5 15.0.0 (including) 15.0.1.4 (excluding)
Big-ip_link_controller F5 15.1.0 (including) 15.1.0.5 (excluding)
Big-ip_local_traffic_manager F5 12.1.0 (including) 12.1.5.2 (excluding)
Big-ip_local_traffic_manager F5 14.1.0 (including) 14.1.2.7 (excluding)
Big-ip_local_traffic_manager F5 15.0.0 (including) 15.0.1.4 (excluding)
Big-ip_local_traffic_manager F5 15.1.0 (including) 15.1.0.5 (excluding)
Big-ip_policy_enforcement_manager F5 12.1.0 (including) 12.1.5.2 (excluding)
Big-ip_policy_enforcement_manager F5 14.1.0 (including) 14.1.2.7 (excluding)
Big-ip_policy_enforcement_manager F5 15.0.0 (including) 15.0.1.4 (excluding)
Big-ip_policy_enforcement_manager F5 15.1.0 (including) 15.1.0.5 (excluding)

References