oss-security - CVE-2021-26544: Apache Livy (Incubating) is vulnerable to cross site scripting

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Message-ID: <CANvfmP8oAx1QMY-dStGLA1obfucRF3Us4Vq2EnqE9bORcLXQtA@mail.gmail.com>
Date: Sat, 20 Feb 2021 09:52:09 +0800
From: Jerry Shao <jshao@...che.org>
To: user@...y.incubator.apache.org, oss-security@...ts.openwall.com
Subject: CVE-2021-26544: Apache Livy (Incubating) is vulnerable to cross site scripting

Description:

Livy server version 0.7.0-incubating (only) is vulnerable to a cross
site scripting issue in the session name.  A malicious user could use
this flaw to access logs and results of other users' sessions and run
jobs with their privileges.  This issue is fixed in Livy
0.7.1-incubating.

This issue is being tracked as
https://github.com/apache/incubator-livy/commit/4d8a912699683b973eee76d4e91447d769a0cb0d

Mitigation:

Users can upgrade to 0.7.1-incubating or apply the patch at the github URL.

Credit:

We would like to thank Andras Beni for reporting this issue

References:
https://github.com/apache/incubator-livy/commit/4d8a912699683b973eee76d4e91447d769a0cb0d

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