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CVE-2021-45456— Command injection

Quick assessment

Affected
Apache Software Foundation Apache Kylin
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 Kylin是美国阿帕奇（Apache）基金会的一款开源的分布式分析型数据仓库。该产品主要提供Hadoop/Spark之上的SQL查询接口及多维分析（OLAP）等功能。 Apache kylin 存在命令注入漏洞，该漏洞源于在使用用户传入的项目名执行一些命令之前，Apache kylin会检查项目的合法性，正在检查的内容与在DiagnosisService中用作shell命令参数的内容之间不匹配。攻击者可利用该漏洞导致非法的项目名称通过检查并执行以下步骤，从而导致命令注入漏洞。

AI Predicted 7.5 Difficulty: Moderate EPSS 88.89% · P100

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2021-45456

Vulnerability Information
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Vulnerability Title
Command injection
Source: CVE Program / CVE List V5
Vulnerability Description
Apache kylin checks the legitimacy of the project before executing some commands with the project name passed in by the user. There is a mismatch between what is being checked and what is being used as the shell command argument in DiagnosisService. This may cause an illegal project name to pass the check and perform the following steps, resulting in a command injection vulnerability. This issue affects Apache Kylin 4.0.0.
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 Kylin 命令注入漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Apache Kylin是美国阿帕奇（Apache）基金会的一款开源的分布式分析型数据仓库。该产品主要提供Hadoop/Spark之上的SQL查询接口及多维分析（OLAP）等功能。 Apache kylin 存在命令注入漏洞，该漏洞源于在使用用户传入的项目名执行一些命令之前，Apache kylin会检查项目的合法性，正在检查的内容与在DiagnosisService中用作shell命令参数的内容之间不匹配。攻击者可利用该漏洞导致非法的项目名称通过检查并执行以下步骤，从而导致命令注入漏洞。
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 Kylin Apache Kylin 4 4.0.0 -

II. Public POCs for CVE-2021-45456

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III. Intelligence Information for CVE-2021-45456

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Mailing List Discussions for CVE-2021-45456 (2)

Same Patch Batch · Apache Software Foundation · 2022-01-06 · 10 CVEs total

CVE-2021-43045 Possible DOS vulnerabilities in C# Avro SDK
CVE-2021-45458 Hardcoded credentials
CVE-2021-45457 Overly broad CORS configuration
CVE-2021-36774 Mysql JDBC Connector Deserialize RCE
CVE-2021-31522 Apache Kylin unsafe class loading
CVE-2021-27738 Improper Access Control to Streaming Coordinator & SSRF
CVE-2021-36739 XSS vulnerability in the MVCBean JSP portlet maven archetype
CVE-2021-36738 XSS vulnerability in the JSP version of the Apache Pluto Applicant MVCBean CDI portlet
CVE-2021-36737 XSS in V3 Demo Portlet

IV. Related Vulnerabilities

Same product: Apache Kylin
Same vendor: Apache Software Foundation

V. Comments for CVE-2021-45456

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