CVE-2020-1937 SQL Injection in Kylin

What is CVE-2020-1937?

CVE-2020-1937 is a high-severity SQL injection vulnerability in Apache Kylin, published on 24 Feb 2020. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

Kylin has some restful apis which will concatenate SQLs with the user input string, a user is likely to be able to run malicious database queries.

Weakness: CWE-89

Which versions are affected by CVE-2020-1937?

4 open source packages ship an affected version, including org.apache.kylin:kylin-server-base. It affects 1 product.

Products include Apache Kylin.

How do I fix CVE-2020-1937?

Upgrade org.apache.kylin:kylin-server-base to a fixed version for your release line: 2.6.5 or 3.0.1.

Use parameterised queries everywhere and never build SQL by joining strings. Upgrade affected software first; a web application firewall only buys time. More about SQL injection.

Is CVE-2020-1937 being exploited?

There is no known exploitation of CVE-2020-1937 in the wild and no public exploit code.

Public exploit code: 1 proofs of concept on GitHub.

Other vulnerabilities in Apache Kylin

• CVE-2020-1956 Apache Kylin OS Command Injection Exploited High 8.8
• CVE-2026-62390 Apache Kylin: SQL Injection Vulnerability in Catalog Cache Refresh API Critical 9.8
• CVE-2022-44621 Apache Kylin: Command injection by Diagnosis Controller Critical 9.8
• CVE-2022-24697 Apache Kylin vulnerable to remote code execution Critical 9.8
• CVE-2021-31522 Apache Kylin unsafe class loading Critical 9.8

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-7hmh-8gwv-mfvq.