National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2017-5637 Detail

Current Description

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.

Source:  MITRE
View Analysis Description

Severity



CVSS 3.x Severity and Metrics:

NIST CVSS score
NIST: NVD
Base Score: 7.5 HIGH
Vector:  CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

References to Advisories, Solutions, and Tools

By selecting these links, you will be leaving NIST webspace. We have provided these links to other web sites because they may have information that would be of interest to you. No inferences should be drawn on account of other sites being referenced, or not, from this page. There may be other web sites that are more appropriate for your purpose. NIST does not necessarily endorse the views expressed, or concur with the facts presented on these sites. Further, NIST does not endorse any commercial products that may be mentioned on these sites. Please address comments about this page to nvd@nist.gov.

Hyperlink Resource
http://www.debian.org/security/2017/dsa-3871 Third Party Advisory
http://www.securityfocus.com/bid/98814 Third Party Advisory VDB Entry
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 Issue Tracking Mitigation Vendor Advisory
https://lists.apache.org/thread.html/053d9ce4d579b02203db18545fee5e33f35f2932885459b74d1e4272@%3Cissues.activemq.apache.org%3E
https://lists.apache.org/thread.html/58170aeb7a681d462b7fa31cae81110cbb749d2dc83c5736a0bb8370@%3Cdev.zookeeper.apache.org%3E Mailing List Vendor Advisory
https://lists.apache.org/thread.html/bcce5a9c532b386c68dab2f6b3ce8b0cc9b950ec551766e76391caa3@%3Ccommits.nifi.apache.org%3E

Weakness Enumeration

CWE-ID CWE Name Source
CWE-306 Missing Authentication for Critical Function NIST  
CWE-400 Uncontrolled Resource Consumption NIST  

Known Affected Software Configurations Switch to CPE 2.2

Configuration 1 ( hide )
 cpe:2.3:a:apache:zookeeper:3.4.0:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:apache:zookeeper:3.4.1:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:apache:zookeeper:3.4.2:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:apache:zookeeper:3.4.3:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:apache:zookeeper:3.4.4:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:apache:zookeeper:3.4.5:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:apache:zookeeper:3.4.6:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:apache:zookeeper:3.4.7:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:apache:zookeeper:3.4.8:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:apache:zookeeper:3.4.9:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:apache:zookeeper:3.5.0:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:apache:zookeeper:3.5.1:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:apache:zookeeper:3.5.2:*:*:*:*:*:*:*
     Show Matching CPE(s)

Configuration 2 ( hide )
 cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
     Show Matching CPE(s)


Change History

8 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2017-5637
NVD Published Date:
10/09/2017
NVD Last Modified:
10/02/2019