CVE-2021-23034

On BIG-IP version 16.x before 16.1.0 and 15.1.x before 15.1.3.1, when a DNS profile using a DNS cache resolver is configured on a virtual server, undisclosed requests can cause the Traffic Management Microkernel (TMM) process to terminate. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.
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: 74%
VendorProductVersion
f5big-ip_access_policy_manager
15.1.0 ≤
𝑥
< 15.1.3.1
f5big-ip_access_policy_manager
16.0.0 ≤
𝑥
< 16.1.0
f5big-ip_advanced_firewall_manager
15.1.0 ≤
𝑥
< 15.1.3.1
f5big-ip_advanced_firewall_manager
16.0.0 ≤
𝑥
< 16.1.0
f5big-ip_analytics
15.1.0 ≤
𝑥
< 15.1.3.1
f5big-ip_analytics
16.0.0 ≤
𝑥
< 16.1.0
f5big-ip_application_acceleration_manager
15.1.0 ≤
𝑥
< 15.1.3.1
f5big-ip_application_acceleration_manager
16.0.0 ≤
𝑥
< 16.1.0
f5big-ip_application_security_manager
15.1.0 ≤
𝑥
< 15.1.3.1
f5big-ip_application_security_manager
16.0.0 ≤
𝑥
< 16.1.0
f5big-ip_domain_name_system
15.1.0 ≤
𝑥
< 15.1.3.1
f5big-ip_domain_name_system
16.0.0 ≤
𝑥
< 16.1.0
f5big-ip_fraud_protection_service
15.1.0 ≤
𝑥
< 15.1.3.1
f5big-ip_fraud_protection_service
16.0.0 ≤
𝑥
< 16.1.0
f5big-ip_global_traffic_manager
15.1.0 ≤
𝑥
< 15.1.3.1
f5big-ip_global_traffic_manager
16.0.0 ≤
𝑥
< 16.1.0
f5big-ip_link_controller
15.1.0 ≤
𝑥
< 15.1.3.1
f5big-ip_link_controller
16.0.0 ≤
𝑥
< 16.1.0
f5big-ip_local_traffic_manager
15.1.0 ≤
𝑥
< 15.1.3.1
f5big-ip_local_traffic_manager
16.0.0 ≤
𝑥
< 16.1.0
f5big-ip_policy_enforcement_manager
15.1.0 ≤
𝑥
< 15.1.3.1
f5big-ip_policy_enforcement_manager
16.0.0 ≤
𝑥
< 16.1.0
𝑥
= Vulnerable software versions