CVE-2020-13925: Command Injection in Kylin
Summary
CVE-2020-13925: Command Injection in Kylin. Affects org.apache.kylin:kylin-server-base versions < 3.1.0. Fixed in 3.1.0. How to fix ↓
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Background
Kylin is an open-source distributed analytical engine designed to provide SQL interface and multi-dimensional analysis (OLAP) on Hadoop supporting extremely large datasets. It is widely used for big data analytics and business intelligence. However, a vulnerability has been identified in Kylin that allows remote attackers to execute arbitrary OS commands on the server.
Vulnerability Detail
The vulnerability, similar to CVE-2020-1956, exists in one of Kylin's restful APIs that concatenates user inputs into OS commands without proper validation. This allows hackers to inject malicious commands and execute them remotely. The impact of this vulnerability is critical, as it grants unauthorized access to the server and enables the execution of arbitrary commands, potentially leading to data breaches, system compromise, or further attacks. The vulnerability has been assigned a CVSS score of 9.8, indicating its severity.
How To Fix
Latest published version: 4.0.4 as of 23 Oct 2026
Upgrading to it may include breaking changes; the version below is the minimum fixed release for this vulnerability.
If you need the minimum change
3.1.0
This is the first release that contains the fix.
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Workaround
There is no known workaround for this vulnerability. It is recommended to upgrade to the fixed version as soon as possible.
Conclusion
The command injection vulnerability in Kylin poses a significant risk to the security of the system. Users are strongly advised to upgrade to version 3.1.0 or later to mitigate this vulnerability. For further support and assistance in vulnerability remediation, please contact DevNack.com.
See every vulnerability recorded for org.apache.kylin:kylin-server-base →
FAQ
Kylin is an open-source distributed analytical engine designed for big data analytics and business intelligence. It provides SQL interface and multi-dimensional analysis (OLAP) on Hadoop supporting extremely large datasets.
The vulnerability allows remote attackers to execute arbitrary OS commands on the server, potentially leading to unauthorized access, data breaches, system compromise, or further attacks.
The vulnerability has been assigned a CVSS score of 9.8, indicating its critical severity.
To fix this vulnerability, upgrade your Kylin installation to version 3.1.0 or later, which includes necessary input validation to prevent command injection attacks.
No, there is no known workaround for this vulnerability. It is recommended to upgrade to the fixed version.
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