Vulnerability in F5 Big-iq_centralized_management

CVE-2021-23005

On all 7.x and 6.x versions (fixed in 8.0.0), when using a Quorum device for BIG-IQ high availability (HA) for automatic failover, BIG-IQ does not make use of Transport Layer Security (TLS) with the Corosync protocol. Note: Software versio…

EPSS: 0.010 (58.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.1 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N.

Affected products

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2021-23005?
CVE-2021-23005 is a critical-severity vulnerability in F5 Big-iq_centralized_management. CVSS score: 9.1/10. Published 2021-03-31.
How severe is CVE-2021-23005?
Critical severity. CVSS v3 base score is 9.1 out of 10.
Is CVE-2021-23005 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.