CVE-2017-5637: Missing Authentication for Critical Function

October 10, 2017 (updated October 3, 2019)

Two wchp and wchc commands are CPU intensive and could cause spike of CPU utilization on Apache ZooKeeper server if abused, which leads to the server unable to serve legitimate client requests.

References

www.securityfocus.com/bid/98814
issues.apache.org/jira/browse/ZOOKEEPER-2693
nvd.nist.gov/vuln/detail/CVE-2017-5637

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