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CVE-2021-22139

Quick assessment

Affected
Elastic Kibana
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Elastic Stack Kibana是美国Elastic Stack公司的一个应用系统。一个免费且开放的用户界面，能够让您对 Elasticsearch 数据进行可视化，并让您在 Elastic Stack 中进行导航。 Kibana 存在资源管理错误漏洞，该漏洞源于缺乏超时或对请求大小的限制。以下产品及版本受到影响：Kibana: 3.0.0, 3.0.1, 3.1.0, 3.1.1, 3.1.2, 3.1.3, 4.0, 4.0.0, 4.0.1, 4.0.2, 4.0.3, 4.1, 4.1.0

AI Predicted 5.3 Difficulty: Moderate EPSS 1.00% · P61

Possible ATT&CK Techniques 1 AI

T1499 · Endpoint Denial of Service
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I. Basic Information for CVE-2021-22139

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
Kibana versions before 7.12.1 contain a denial of service vulnerability was found in the webhook actions due to a lack of timeout or a limit on the request size. An attacker with permissions to create webhook actions could drain the Kibana host connection pool, making Kibana unavailable for all other users.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
未加控制的资源消耗(资源穷尽)
Source: CVE Program / CVE List V5
Vulnerability Title
Elastic Stack Kibana 资源管理错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Elastic Stack Kibana是美国Elastic Stack公司的一个应用系统。一个免费且开放的用户界面，能够让您对 Elasticsearch 数据进行可视化，并让您在 Elastic Stack 中进行导航。 Kibana 存在资源管理错误漏洞，该漏洞源于缺乏超时或对请求大小的限制。以下产品及版本受到影响：Kibana: 3.0.0, 3.0.1, 3.1.0, 3.1.1, 3.1.2, 3.1.3, 4.0, 4.0.0, 4.0.1, 4.0.2, 4.0.3, 4.1, 4.1.0
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
Elastic Kibana before 7.12.1 -

II. Public POCs for CVE-2021-22139

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III. Intelligence Information for CVE-2021-22139

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Other References for CVE-2021-22139 (1)

Same Patch Batch · Elastic · 2021-05-13 · 6 CVEs total

CVE-2021-22140 Elastic App Search web crawler 代码问题漏洞
CVE-2021-22138 Elasticsearch Logstash 信任管理问题漏洞
CVE-2021-22137 Elasticsearch 信息泄露漏洞
CVE-2021-22135 Elasticsearch 信息泄露漏洞
CVE-2021-22136 Elastic Stack Kibana 代码问题漏洞

IV. Related Vulnerabilities

Same product: Kibana
Same vendor: Elastic
Same weakness: CWE-400

V. Comments for CVE-2021-22139

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