CVE-2025-21087

HighCVSS 7.5/10Last modified Jun 17, 2026

Description

When Client or Server SSL profiles are configured on a Virtual Server, or DNSSEC signing operations are in use, undisclosed traffic can cause an increase in memory and CPU resource utilization.

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-400

Affected software

Vendor	Product	Versions
F5	BIG-IP	>= 17.1.0, < 17.1.2; >= 16.1.0, < ; >= 15.1.0, <
F5	BIG-IP Next	>= 20.0.0, < 20.1.0

References

https://my.f5.com/manage/s/article/K000134888Vendor Advisory

Timeline

Published: Feb 5, 2025
Last modified: Jun 17, 2026
NVD status: Analyzed

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