CVE-2017-5637
Quick assessment
Affected
Apache Software Foundation Apache ZooKeeper
Exploitation
High exploitation probability; assess promptly
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
Apache Zookeeper是美国阿帕奇（Apache）软件基金会的一个软件项目，它能够为大型分布式计算提供开源的分布式配置服务、同步服务和命名注册等功能。 Apache Zookeeper 3.4.9版本和3.5.2版本中存在安全漏洞。攻击者可利用该漏洞造成拒绝服务。
Public Exploits 1
ExploitDB · 1
EDB-42294 [dos]
Possible ATT&CK Techniques 1 AI
T1499.001 · OS Exhaustion Flood
Get alerts for future matching vulnerabilities
Log in to subscribe
I. Basic Information for CVE-2017-5637
Vulnerability Information
Have questions about the vulnerability? See if Shenlong's analysis helps!
View Shenlong Deep Dive ↗
Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.
Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability 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: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
Apache Zookeeper 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Apache Zookeeper是美国阿帕奇（Apache）软件基金会的一个软件项目，它能够为大型分布式计算提供开源的分布式配置服务、同步服务和命名注册等功能。 Apache Zookeeper 3.4.9版本和3.5.2版本中存在安全漏洞。攻击者可利用该漏洞造成拒绝服务。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| Apache Software Foundation | Apache ZooKeeper | 3.4.0 to 3.4.9 | - |
|
II. Public POCs for CVE-2017-5637
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
Premium
No public POC found.
Login to generate AI POCIII. Intelligence Information for CVE-2017-5637
请登录查看更多情报信息。
Vendor Advisories for CVE-2017-5637 (7)
-
🔗 https://www.oracle.com/security-alerts/cpujul2020.html x_refsource_MISC
-
🔗 https://www.oracle.com//security-alerts/cpujul2021.html x_refsource_MISC
-
-
-
-
-
Mailing List Discussions for CVE-2017-5637 (4)
-
-
-
-
🔗 [jira] [Created] (AMQ-7279) Security Vulnerabilities in Libraries - jackson-databind-2.9.8.jar, tomcat-servlet-api-8.0.53.jar, tomcat-websocket-api-8.0.53.jar, zookeeper-3.4.6.jar, guava-18.0.jar, jetty-all-9.2.26.v20180806.jar, scala-library-2.11.0.jar-Apache Mail Archives Read full article mailing-list x_refsource_MLIST
Other References for CVE-2017-5637 (1)
-
🔗 https://issues.apache.org/jira/browse/ZOOKEEPER-2693 x_refsource_CONFIRM
IV. Related Vulnerabilities
Same product: Apache ZooKeeper
-
CVE-2026-84501
Apache ZooKeeper: Operational log forgery via newline inject -
CVE-2026-84439
Apache ZooKeeper: Audit log injection via unsanitized output -
CVE-2026-79993
Apache ZooKeeper: Missing ACL check on deleteContainer opcod -
CVE-2026-59969
Apache ZooKeeper: Improper validation of certificate with ho -
CVE-2026-59739
Apache ZooKeeper: Information disclosure via SetWatches reco
Same vendor: Apache Software Foundation
-
CVE-2026-113582
Apache Abdera: XML external entity expansion in Atom documen -
CVE-2026-103634
Apache DataSketches: datasketches-cpp: Out-of-bounds read an -
CVE-2026-112381
Apache Traffic Server: Nullptr dereference in net_write_io o -
CVE-2026-111817
Apache Traffic Server: Dropping chunked trailers stalls a pa -
CVE-2026-111812
Apache Traffic Server: origin_server_auth signs client-contr
V. Comments for CVE-2017-5637
No comments yet