CVE-2021-22995

7.5 highEPSS 0.9%

High (7.5) in f5 big-iq centralized management. EPSS 0.9% chance of exploitation in the next 30 days.

On all 7.x and 6.x versions (fixed in 8.0.0), BIG-IQ high availability (HA) when using a Quorum device for automatic failover does not implement any form of authentication with the Corosync daemon. Note: Software versions which have reached End of Software Development (EoSD) 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:H/A:N

EPSS: 0.9% chance of exploitation in the next 30 days; higher than 59% of CVEs (scores of 2026-10-31)
CWE: CWE-306
Published: 2021-03-31
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

f5:big-iq_centralized_management

References

https://support.f5.com/csp/article/K13155201
https://support.f5.com/csp/article/K13155201

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