CVE-2020-1956 is a vulnerability in Apache Kylin
Published on May 22, 2020

Apache Kylin 2.3.0, and releases up to 2.6.5 and 3.0.1 has some restful apis which will concatenate os command with the user input string, a user is likely to be able to execute any os command without any protection or validation.

NVD

Known Exploited Vulnerability

This Apache Kylin OS Command Injection Vulnerability is part of CISA's list of Known Exploited Vulnerabilities. Apache Kylin contains an OS command injection vulnerability which could permit an attacker to perform remote code execution.

The following remediation steps are recommended / required by April 15, 2022: Apply updates per vendor instructions.

Vulnerability Analysis

CVE-2020-1956 is exploitable with network access, and requires small amount of user privileges. This vulnerability is considered to have a low attack complexity. It has an exploitability score of 2.8 out of four. The potential impact of an exploit of this vulnerability is considered to be very high.

What is a Shell injection Vulnerability?

The software constructs all or part of an OS command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended OS command when it is sent to a downstream component.

CVE-2020-1956 has been classified to as a Shell injection vulnerability or weakness.

Products Associated with CVE-2020-1956

You can be notified by stack.watch whenever vulnerabilities like CVE-2020-1956 are published in these products:

Apache Kylin

What versions of Kylin are vulnerable to CVE-2020-1956?