Vulnerability Monitor

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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.

Published

2021-03-31T18:15:15.223

Last Modified

2024-11-21T05:51:07.640

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 7.5 (HIGH)

CVSSv2 Vector

AV:N/AC:M/Au:N/C:N/I:N/A:P

  • Access Vector: NETWORK
  • Access Complexity: MEDIUM
  • Authentication: NONE
  • Confidentiality Impact: NONE
  • Integrity Impact: NONE
  • Availability Impact: PARTIAL
Exploitability Score

8.6

Impact Score

2.9

Weaknesses
  • Type: Primary
    NVD-CWE-noinfo
Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Application f5 big-ip_access_policy_manager < 13.1.3.6 Yes
Application f5 big-ip_access_policy_manager 12.1.5.2 Yes
Application f5 big-ip_advanced_firewall_manager < 13.1.3.6 Yes
Application f5 big-ip_advanced_firewall_manager 12.1.5.2 Yes
Application f5 big-ip_advanced_web_application_firewall < 13.1.3.6 Yes
Application f5 big-ip_advanced_web_application_firewall 12.1.5.2 Yes
Application f5 big-ip_analytics < 13.1.3.6 Yes
Application f5 big-ip_analytics 12.1.5.2 Yes
Application f5 big-ip_application_acceleration_manager < 13.1.3.6 Yes
Application f5 big-ip_application_acceleration_manager 12.1.5.2 Yes
Application f5 big-ip_application_security_manager < 13.1.3.6 Yes
Application f5 big-ip_application_security_manager 12.1.5.2 Yes
Application f5 big-ip_ddos_hybrid_defender < 13.1.3.6 Yes
Application f5 big-ip_ddos_hybrid_defender 12.1.5.2 Yes
Application f5 big-ip_domain_name_system < 13.1.3.6 Yes
Application f5 big-ip_domain_name_system 12.1.5.2 Yes
Application f5 big-ip_fraud_protection_service < 13.1.3.6 Yes
Application f5 big-ip_fraud_protection_service 12.1.5.2 Yes
Application f5 big-ip_global_traffic_manager < 13.1.3.6 Yes
Application f5 big-ip_global_traffic_manager 12.1.5.2 Yes
Application f5 big-ip_link_controller < 13.1.3.6 Yes
Application f5 big-ip_link_controller 12.1.5.2 Yes
Application f5 big-ip_local_traffic_manager < 13.1.3.6 Yes
Application f5 big-ip_local_traffic_manager 12.1.5.2 Yes
Application f5 big-ip_policy_enforcement_manager < 13.1.3.6 Yes
Application f5 big-ip_policy_enforcement_manager 12.1.5.2 Yes
Application f5 ssl_orchestrator < 13.1.3.6 Yes
Application f5 ssl_orchestrator 12.1.5.2 Yes
References