CVE-2024-21771

7.5 highEPSS 0.5%

High (7.5) in f5 big-ip advanced firewall manager. EPSS 0.5% chance of exploitation in the next 30 days.

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

Severity

CVSS 3.1

7.5 high

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

EPSS: 0.5% chance of exploitation in the next 30 days; higher than 43% of CVEs (scores of 2026-10-31)
CWE: CWE-770
Published: 2024-02-14
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

f5:big-ip_advanced_firewall_manager

References

https://my.f5.com/manage/s/article/K000137595
https://my.f5.com/manage/s/article/K000137595

Check your stack JSON