[SECURITY][CVE-2020-13926] Apache Kylin SQL injection vulnerability

[ShaoFeng Shi <sh...@apache.org>]

Versions Affected: 2.0.0, 2.1.0, 2.2.0, 2.3.0, 2.3.1, 2.3.2, 2.4.0, 2.4.1,
2.5.0, 2.5.1, 2.5.2, 2.6.0, 2.6.1, 2.6.2, 2.6.3, 2.6.4, 2.6.5, 2.6.6,
3.0.0-alpha, 3.0.0-alpha2, 3.0.0-beta, 3.0.0, 3.0.1 3.0.2

Description:

Kylin concatenates and executes some Hive SQL statements in Hive CLI or
beeline when building new segments; some parts of the SQL are from system
configurations, while the configuration can be overwritten by certain rest
API, which make SQL injection attack is possible.

Mitigation:
Users of all previous versions after 2.0 should upgrade to 3.1.0.

Credit:
We would like to thank Rupeng Wang from Kyligence for reporting and fix
this issue.

Best regards,

Shaofeng Shi 史少锋
Apache Kylin PMC
Email: shaofengshi@apache.org

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