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 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.

CVSS v3.0

7.5 HIGHCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CVSS v3.0

7.5 HIGHCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CVSS v2.0

5.0 MEDIUMAV:N/AC:L/Au:N/C:N/I:N/A:P

EPSS

73.06% chance of exploitation in the next 30 days, 99th percentile

Published

2017-10-10

Updated

2024-09-17

ExploitDB entries (1)

• https://www.exploit-db.com/exploits/42294

References

• CVE Record
• NVD entry

Related

• CVE-2017-5633
• CVE-2017-5638
• CVE-2017-5631
• CVE-2017-5645
• CVE-2017-5630
• CVE-2017-5665