CVE-2021-23037

CRITICAL

F5 BIG-IP 11.6.0-11.6.4 - Reflected Cross-Site Scripting in Configuration Utility

Title source: llm
STIX 2.1

Description

On all versions of 16.1.x, 16.0.x, 15.1.x, 14.1.x, 13.1.x, 12.1.x, and 11.6.x, a reflected cross-site scripting (XSS) vulnerability exists in an undisclosed page of the BIG-IP Configuration utility that allows an attacker to execute JavaScript in the context of the currently logged-in user. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.

References (1)

Core 1
Core References
Mitigation, Vendor Advisory x_refsource_misc
https://support.f5.com/csp/article/K21435974

Scores

CVSS v3 9.6
EPSS 0.0071
EPSS Percentile 72.6%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H

Details

CWE
CWE-79
Status published
Products (11)
f5/big-ip_access_policy_manager 11.6.0 - 11.6.5
f5/big-ip_advanced_firewall_manager 11.6.0 - 11.6.5
f5/big-ip_analytics 11.6.0 - 11.6.5
f5/big-ip_application_acceleration_manager 11.6.0 - 11.6.5
f5/big-ip_application_security_manager 11.6.0 - 11.6.5
f5/big-ip_domain_name_system 11.6.0 - 11.6.5
f5/big-ip_fraud_protection_service 11.6.0 - 11.6.5
f5/big-ip_global_traffic_manager 11.6.0 - 11.6.5
f5/big-ip_link_controller 11.6.0 - 11.6.5
f5/big-ip_local_traffic_manager 11.6.0 - 11.6.5
... and 1 more
Published Sep 14, 2021
Tracked Since Feb 18, 2026