CVE-2020-13926: Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection')

July 27, 2020 (updated September 22, 2021)

Kylin concatenates and executes a Hive SQL in Hive CLI or beeline when building a new segment; some part of the HQL is from system configurations, while the configuration can be overwritten by certain rest api, which makes SQL injection attack is possible. Users of all previous versions after 2.0 should upgrade to 3.1.0.

References

github.com/advisories/GHSA-hx5g-8hq2-8x4w
nvd.nist.gov/vuln/detail/CVE-2020-13926

Code Behaviors & Features

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