Vulnerability Details CVE-2021-22996
On all 7.x versions (fixed in 8.0.0), when set up for auto failover, a BIG-IQ Data Collection Device (DCD) cluster member that receives an undisclosed message may cause the corosync process to abort. This behavior may lead to a denial-of-service (DoS) and impact the stability of a BIG-IQ high availability (HA) cluster. Note: Software versions which have reached End of Software Development (EoSD) are not evaluated.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.006
EPSS Ranking 69.7%
CVSS Severity
CVSS v3 Score 7.5
CVSS v2 Score 5.0
References
Products affected by CVE-2021-22996
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cpe:2.3:a:f5:big-iq_centralized_management:7.0.0
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cpe:2.3:a:f5:big-iq_centralized_management:7.1.0
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cpe:2.3:a:f5:big-iq_centralized_management:7.1.0.1