CVE-2024-21771

F5 AFM Signature Matching Vulnerability

State: Published
Severity: 7.5 High
Published: Feb 14, 2024
Updated: Mar 24, 2025
Reserved: Feb 1, 2024

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

Scores

CVSS	Score	Vector	Source
3.1	7.5 High	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H	f5

Weaknesses

CWE-770 Allocation of Resources Without Limits or Throttling

Affected Products

Product	Versions
BIG-IPF5	17.1.0 to before 17.1.1Affected 16.1.0 to before 16.1.4Affected 15.1.0 to before 15.1.9Affected

References

https://my.f5.com/manage/s/article/K000137595vendor-advisory

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