CVE-2020-5921

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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
7.5 HIGH
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
f5CNA
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CVEADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 69%
VendorProductVersion
f5big-ip_access_policy_manager
12.1.0 ≤
𝑥
< 12.1.5.2
f5big-ip_access_policy_manager
14.1.0 ≤
𝑥
< 14.1.2.7
f5big-ip_access_policy_manager
15.0.0 ≤
𝑥
< 15.0.1.4
f5big-ip_access_policy_manager
15.1.0 ≤
𝑥
< 15.1.0.5
f5big-ip_advanced_firewall_manager
12.1.0 ≤
𝑥
< 12.1.5.2
f5big-ip_advanced_firewall_manager
14.1.0 ≤
𝑥
< 14.1.2.7
f5big-ip_advanced_firewall_manager
15.0.0 ≤
𝑥
< 15.0.1.4
f5big-ip_advanced_firewall_manager
15.1.0 ≤
𝑥
< 15.1.0.5
f5big-ip_analytics
12.1.0 ≤
𝑥
< 12.1.5.2
f5big-ip_analytics
14.1.0 ≤
𝑥
< 14.1.2.7
f5big-ip_analytics
15.0.0 ≤
𝑥
< 15.0.1.4
f5big-ip_analytics
15.1.0 ≤
𝑥
< 15.1.0.5
f5big-ip_application_acceleration_manager
12.1.0 ≤
𝑥
< 12.1.5.2
f5big-ip_application_acceleration_manager
14.1.0 ≤
𝑥
< 14.1.2.7
f5big-ip_application_acceleration_manager
15.0.0 ≤
𝑥
< 15.0.1.4
f5big-ip_application_acceleration_manager
15.1.0 ≤
𝑥
< 15.1.0.5
f5big-ip_application_security_manager
12.1.0 ≤
𝑥
< 12.1.5.2
f5big-ip_application_security_manager
14.1.0 ≤
𝑥
< 14.1.2.7
f5big-ip_application_security_manager
15.0.0 ≤
𝑥
< 15.0.1.4
f5big-ip_application_security_manager
15.1.0 ≤
𝑥
< 15.1.0.5
f5big-ip_domain_name_system
12.1.0 ≤
𝑥
< 12.1.5.2
f5big-ip_domain_name_system
14.1.0 ≤
𝑥
< 14.1.2.7
f5big-ip_domain_name_system
15.0.0 ≤
𝑥
< 15.0.1.4
f5big-ip_domain_name_system
15.1.0 ≤
𝑥
< 15.1.0.5
f5big-ip_fraud_protection_service
12.1.0 ≤
𝑥
< 12.1.5.2
f5big-ip_fraud_protection_service
14.1.0 ≤
𝑥
< 14.1.2.7
f5big-ip_fraud_protection_service
15.0.0 ≤
𝑥
< 15.0.1.4
f5big-ip_fraud_protection_service
15.1.0 ≤
𝑥
< 15.1.0.5
f5big-ip_global_traffic_manager
12.1.0 ≤
𝑥
< 12.1.5.2
f5big-ip_global_traffic_manager
14.1.0 ≤
𝑥
< 14.1.2.7
f5big-ip_global_traffic_manager
15.0.0 ≤
𝑥
< 15.0.1.4
f5big-ip_global_traffic_manager
15.1.0 ≤
𝑥
< 15.1.0.5
f5big-ip_link_controller
12.1.0 ≤
𝑥
< 12.1.5.2
f5big-ip_link_controller
14.1.0 ≤
𝑥
< 14.1.2.7
f5big-ip_link_controller
15.0.0 ≤
𝑥
< 15.0.1.4
f5big-ip_link_controller
15.1.0 ≤
𝑥
< 15.1.0.5
f5big-ip_local_traffic_manager
12.1.0 ≤
𝑥
< 12.1.5.2
f5big-ip_local_traffic_manager
14.1.0 ≤
𝑥
< 14.1.2.7
f5big-ip_local_traffic_manager
15.0.0 ≤
𝑥
< 15.0.1.4
f5big-ip_local_traffic_manager
15.1.0 ≤
𝑥
< 15.1.0.5
f5big-ip_policy_enforcement_manager
12.1.0 ≤
𝑥
< 12.1.5.2
f5big-ip_policy_enforcement_manager
14.1.0 ≤
𝑥
< 14.1.2.7
f5big-ip_policy_enforcement_manager
15.0.0 ≤
𝑥
< 15.0.1.4
f5big-ip_policy_enforcement_manager
15.1.0 ≤
𝑥
< 15.1.0.5
𝑥
= Vulnerable software versions