CVE-2017-5637
First published: Tue May 23 2017(Updated: )
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.
Credit: security@apache.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Apache ZooKeeper | =3.4.0 | |
| Apache ZooKeeper | =3.4.1 | |
| Apache ZooKeeper | =3.4.2 | |
| Apache ZooKeeper | =3.4.3 | |
| Apache ZooKeeper | =3.4.4 | |
| Apache ZooKeeper | =3.4.5 | |
| Apache ZooKeeper | =3.4.6 | |
| Apache ZooKeeper | =3.4.7 | |
| Apache ZooKeeper | =3.4.8 | |
| Apache ZooKeeper | =3.4.9 | |
| Apache ZooKeeper | =3.5.0 | |
| Apache ZooKeeper | =3.5.1 | |
| Apache ZooKeeper | =3.5.2 | |
| Debian Debian Linux | =8.0 |
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Reference Links
- http://www.debian.org/security/2017/dsa-3871
- http://www.securityfocus.com/bid/98814
- https://access.redhat.com/errata/RHSA-2017:2477
- https://access.redhat.com/errata/RHSA-2017:3354
- https://access.redhat.com/errata/RHSA-2017:3355
- https://issues.apache.org/jira/browse/ZOOKEEPER-2693
- https://lists.apache.org/thread.html/053d9ce4d579b02203db18545fee5e33f35f2932885459b74d1e4272@%3Cissues.activemq.apache.org%3E
- https://lists.apache.org/thread.html/58170aeb7a681d462b7fa31cae81110cbb749d2dc83c5736a0bb8370@%3Cdev.zookeeper.apache.org%3E
- https://lists.apache.org/thread.html/bcce5a9c532b386c68dab2f6b3ce8b0cc9b950ec551766e76391caa3@%3Ccommits.nifi.apache.org%3E
- https://lists.apache.org/thread.html/rca37935d661f4689cb4119f1b3b224413b22be161b678e6e6ce0c69b@%3Ccommits.nifi.apache.org%3E
- https://www.oracle.com//security-alerts/cpujul2021.html
- https://www.oracle.com/security-alerts/cpujul2020.html
- https://vulners.com/exploitdb/EDB-ID:41277
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1454809
- https://bugzilla.redhat.com/show_bug.cgi?id=1454808
- collector/nvd-index
- agent/weakness
- agent/last-modified-date
- collector/redhat-bugzilla
- source/Red Hat
- alias/CVE-2017-5637
- agent/type
- agent/softwarecombine
- agent/first-publish-date
- agent/tags
- agent/author
- agent/severity
- agent/references
- agent/description
- agent/event
- agent/trending
- vendor/apache
- canonical/apache zookeeper
- version/apache zookeeper/3.4.0
- version/apache zookeeper/3.4.1
- version/apache zookeeper/3.4.2
- version/apache zookeeper/3.4.3
- version/apache zookeeper/3.4.4
- version/apache zookeeper/3.4.5
- version/apache zookeeper/3.4.6
- version/apache zookeeper/3.4.7
- version/apache zookeeper/3.4.8
- version/apache zookeeper/3.4.9
- version/apache zookeeper/3.5.0
- version/apache zookeeper/3.5.1
- version/apache zookeeper/3.5.2
- vendor/debian
- canonical/debian debian linux
- version/debian debian linux/8.0