Two four letter word commands "wchp/wchc" 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. Apache ZooKeeper thru version 3.4.9 and 3.5.2 suffer from this issue, fixed in 3.4.10, 3.5.3, and later.
Metrics
Affected Vendors & Products
Advisories
| Source | ID | Title |
|---|---|---|
Debian DLA |
DLA-986-1 | zookeeper security update |
Debian DSA |
DSA-3871-1 | zookeeper security update |
Github GHSA |
GHSA-7cwj-j333-x7f7 | Uncontrolled Resource Consumption in Apache ZooKeeper |
Ubuntu USN |
USN-4789-1 | Apache ZooKeeper vulnerabilities |
Fixes
Solution
No solution given by the vendor.
Workaround
No workaround given by the vendor.
References
History
No history.
Status: PUBLISHED
Assigner: apache
Published:
Updated: 2024-09-17T00:16:26.240Z
Reserved: 2017-01-29T00:00:00
Link: CVE-2017-5637
No data.
Status : Deferred
Published: 2017-10-10T01:30:22.360
Modified: 2025-04-20T01:37:25.860
Link: CVE-2017-5637
OpenCVE Enrichment
No data.
Debian DLA
Debian DSA
Github GHSA
Ubuntu USN