Apache Hive Unauthorized EXPLAIN Operation Vulnerability

CVE-2018-1314 · MEDIUM Severity

AV:N/AC:L/AU:S/C:P/I:N/A:N

In Apache Hive 2.3.3, 3.1.0 and earlier, Hive "EXPLAIN" operation does not check for necessary authorization of involved entities in a query. An unauthorized user can do "EXPLAIN" on arbitrary table or view and expose table metadata and statistics.

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