cbcvebase.
CVE-2017-5637
published 2017-10-10

CVE-2017-5637: 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…

high7.5CVSS 3.0
AVNACLPRNUINSUCNINAH
EXPLOIT
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.

Affected

23 ranges
VendorProductVersion rangeFixed in
apachezookeeper
apachezookeeper
apachezookeeper
apachezookeeper
apachezookeeper
apachezookeeper
apachezookeeper
apachezookeeper
apachezookeeper
apachezookeeper
apachezookeeper
apachezookeeper
apachezookeeper
apachezookeeper>= 0 < 3.4.9-33.4.9-3
apachezookeeper>= 0 < 3.4.9-33.4.9-3
apachezookeeper>= 0 < 3.4.9-33.4.9-3
apachezookeeper>= 0 < 3.4.9-33.4.9-3
apachezookeeper>= 0 < 3.4.5+dfsg-1ubuntu0.1~esm13.4.5+dfsg-1ubuntu0.1~esm1
apachezookeeper>= 0 < 3.4.8-1ubuntu0.1~esm13.4.8-1ubuntu0.1~esm1
apache_software_foundationapache_zookeeper
apache_software_foundationapache_zookeeper
debiandebian_linux
debianzookeeper< zookeeper 3.4.9-3 (bookworm)zookeeper 3.4.9-3 (bookworm)

CVSS provenance

nvdv3.07.5HIGHCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
osv8.1HIGH