CVE Vulnerabilities

CVE-2021-23000

Published: Mar 31, 2021 | Modified: Apr 05, 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
4.3 MEDIUM
AV:N/AC:M/Au:N/C:N/I:N/A:P
RedHat/V2
RedHat/V3
Ubuntu

On BIG-IP versions 13.1.3.4-13.1.3.6 and 12.1.5.2, if the tmm.http.rfc.enforcement BigDB key is enabled in a BIG-IP system, or the Bad host header value is checked in the AFM HTTP security profile associated with a virtual server, in rare instances, a specific sequence of malicious requests may cause TMM to restart. Note: Software versions which have reached End of Software Development (EoSD) are not evaluated.

Affected Software

Name Vendor Start Version End Version
Big-ip_access_policy_manager F5 13.1.3.4 (including) 13.1.3.6 (excluding)
Big-ip_access_policy_manager F5 12.1.5.2 (including) 12.1.5.2 (including)
Big-ip_advanced_firewall_manager F5 13.1.3.4 (including) 13.1.3.6 (excluding)
Big-ip_advanced_firewall_manager F5 12.1.5.2 (including) 12.1.5.2 (including)
Big-ip_advanced_web_application_firewall F5 13.1.3.4 (including) 13.1.3.6 (excluding)
Big-ip_advanced_web_application_firewall F5 12.1.5.2 (including) 12.1.5.2 (including)
Big-ip_analytics F5 13.1.3.4 (including) 13.1.3.6 (excluding)
Big-ip_analytics F5 12.1.5.2 (including) 12.1.5.2 (including)
Big-ip_application_acceleration_manager F5 13.1.3.4 (including) 13.1.3.6 (excluding)
Big-ip_application_acceleration_manager F5 12.1.5.2 (including) 12.1.5.2 (including)
Big-ip_application_security_manager F5 13.1.3.4 (including) 13.1.3.6 (excluding)
Big-ip_application_security_manager F5 12.1.5.2 (including) 12.1.5.2 (including)
Big-ip_ddos_hybrid_defender F5 13.1.3.4 (including) 13.1.3.6 (excluding)
Big-ip_ddos_hybrid_defender F5 12.1.5.2 (including) 12.1.5.2 (including)
Big-ip_domain_name_system F5 13.1.3.4 (including) 13.1.3.6 (excluding)
Big-ip_domain_name_system F5 12.1.5.2 (including) 12.1.5.2 (including)
Big-ip_fraud_protection_service F5 13.1.3.4 (including) 13.1.3.6 (excluding)
Big-ip_fraud_protection_service F5 12.1.5.2 (including) 12.1.5.2 (including)
Big-ip_global_traffic_manager F5 13.1.3.4 (including) 13.1.3.6 (excluding)
Big-ip_global_traffic_manager F5 12.1.5.2 (including) 12.1.5.2 (including)
Big-ip_link_controller F5 13.1.3.4 (including) 13.1.3.6 (excluding)
Big-ip_link_controller F5 12.1.5.2 (including) 12.1.5.2 (including)
Big-ip_local_traffic_manager F5 13.1.3.4 (including) 13.1.3.6 (excluding)
Big-ip_local_traffic_manager F5 12.1.5.2 (including) 12.1.5.2 (including)
Big-ip_policy_enforcement_manager F5 13.1.3.4 (including) 13.1.3.6 (excluding)
Big-ip_policy_enforcement_manager F5 12.1.5.2 (including) 12.1.5.2 (including)
Ssl_orchestrator F5 13.1.3.4 (including) 13.1.3.6 (excluding)
Ssl_orchestrator F5 12.1.5.2 (including) 12.1.5.2 (including)

References