CVE-2024-21771

HighCVSS 7.5/10Last modified Jun 17, 2026

Description

For unspecified traffic patterns, BIG-IP AFM IPS engine may spend an excessive amount of time matching the traffic against signatures, resulting in Traffic Management Microkernel (TMM) restarting and traffic disruption. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated

Metrics

CVSS 3.1 7.5/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Weakness enumeration

CWE-770

Affected software

Vendor	Product	Versions
F5	BIG-IP	>= 17.1.0, < 17.1.1; >= 16.1.0, < 16.1.4; >= 15.1.0, < 15.1.9

References

https://my.f5.com/manage/s/article/K000137595Vendor Advisory
https://my.f5.com/manage/s/article/K000137595Vendor Advisory

Timeline

Published: Feb 14, 2024
Last modified: Jun 17, 2026
NVD status: Analyzed

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