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Date: Mon, 1 Mar 2021 10:51:19 -0800
From: Chao Sun <>
Subject: CVE-2020-1926: Timing attack in Cookie signature verification


Apache Hive cookie signature verification used a non constant time
comparison which is known to be vulnerable to timing attacks. This could
allow recovery of another users cookie signature. The issue was addressed
in Apache Hive 2.3.8

This issue is being tracked as HIVE-22708


Apache Hive would like to thank S. Wasin for reporting this issue.


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