CVE Vulnerability

CVE-2021-23000

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.

4.3 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 8.6 / Impact : 2.9

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

Scope

7.5 /10

CVSS v3.0 : HIGH

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://support.f5.com/csp/article/K34441555 Vendor Advisory
Configurations

Configuration 1

cpe:2.3:a:f5:ssl_orchestrator:12.1.5.2:*:*:*:*:*:*:*
cpe:2.3:a:f5:big-ip_policy_enforcement_manager:12.1.5.2:*:*:*:*:*:*:*
cpe:2.3:a:f5:big-ip_local_traffic_manager:12.1.5.2:*:*:*:*:*:*:*
cpe:2.3:a:f5:big-ip_link_controller:12.1.5.2:*:*:*:*:*:*:*
cpe:2.3:a:f5:big-ip_global_traffic_manager:12.1.5.2:*:*:*:*:*:*:*
cpe:2.3:a:f5:big-ip_fraud_protection_service:12.1.5.2:*:*:*:*:*:*:*
cpe:2.3:a:f5:big-ip_domain_name_system:12.1.5.2:*:*:*:*:*:*:*
cpe:2.3:a:f5:big-ip_ddos_hybrid_defender:12.1.5.2:*:*:*:*:*:*:*
cpe:2.3:a:f5:big-ip_application_security_manager:12.1.5.2:*:*:*:*:*:*:*
cpe:2.3:a:f5:big-ip_application_acceleration_manager:12.1.5.2:*:*:*:*:*:*:*
cpe:2.3:a:f5:big-ip_analytics:12.1.5.2:*:*:*:*:*:*:*
cpe:2.3:a:f5:big-ip_advanced_web_application_firewall:12.1.5.2:*:*:*:*:*:*:*
cpe:2.3:a:f5:big-ip_advanced_firewall_manager:12.1.5.2:*:*:*:*:*:*:*
cpe:2.3:a:f5:big-ip_access_policy_manager:12.1.5.2:*:*:*:*:*:*:*
cpe:2.3:a:f5:big-ip_access_policy_manager:*:*:*:*:*:*:*:*
cpe:2.3:a:f5:big-ip_advanced_firewall_manager:*:*:*:*:*:*:*:*
cpe:2.3:a:f5:big-ip_advanced_web_application_firewall:*:*:*:*:*:*:*:*
cpe:2.3:a:f5:big-ip_analytics:*:*:*:*:*:*:*:*
cpe:2.3:a:f5:big-ip_application_acceleration_manager:*:*:*:*:*:*:*:*
cpe:2.3:a:f5:big-ip_application_security_manager:*:*:*:*:*:*:*:*
cpe:2.3:a:f5:big-ip_ddos_hybrid_defender:*:*:*:*:*:*:*:*
cpe:2.3:a:f5:big-ip_domain_name_system:*:*:*:*:*:*:*:*
cpe:2.3:a:f5:big-ip_fraud_protection_service:*:*:*:*:*:*:*:*
cpe:2.3:a:f5:big-ip_global_traffic_manager:*:*:*:*:*:*:*:*
cpe:2.3:a:f5:big-ip_link_controller:*:*:*:*:*:*:*:*
cpe:2.3:a:f5:big-ip_local_traffic_manager:*:*:*:*:*:*:*:*
cpe:2.3:a:f5:big-ip_policy_enforcement_manager:*:*:*:*:*:*:*:*
cpe:2.3:a:f5:ssl_orchestrator:*:*:*:*:*:*:*:*
Information

Published : 2021-03-31 06:15

Updated : 2021-04-05 06:19

NVD link : CVE-2021-23000

Mitre link : CVE-2021-23000

Products Affected
No products.
CWE
NVD-CWE-noinfo