CVE-2024-21849

BIG-IP Websockets vulnerability

Published Feb 14, 2024 CVSS 3.1 · 7.5 High EPSS < 1% KEV · Not listed
Description



When an Advanced WAF/ASM security policy and a Websockets profile are configured on a virtual server, undisclosed traffic can cause the Traffic Management Microkernel (TMM) process to terminate.  Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2024-19460 When an Advanced WAF/ASM security policy and a Websockets profile are configured on a virtual server, undisclosed traffic can cause the Traffic Management Microkernel (TMM) process to terminate.  Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.
History
Type Values Removed Values Added
First Time appeared F5
F5 big-ip Advanced Web Application Firewall
F5 big-ip Application Security Manager
Weaknesses NVD-CWE-Other
CPEs cpe:2.3:a:f5:big-ip_advanced_web_application_firewall:*:*:*:*:*:*:*:*
cpe:2.3:a:f5:big-ip_application_security_manager:*:*:*:*:*:*:*:*
Vendors & Products F5
F5 big-ip Advanced Web Application Firewall
F5 big-ip Application Security Manager
Weaknesses

Sources

Status
PUBLISHED
Assigner
f5
Published
Updated
Aug 1, 2024, 10:27 PM
Reserved
Feb 1, 2024, 10:13 PM
Status
Analyzed
Published
Feb 14, 2024, 5:15 PM
Modified
Jun 17, 2026, 7:10 AM