CVE-2016-5393: Apache Hadoop Privilege escalation vulnerability

[Andrew Musselman]

---------- Forwarded message ----------
From: Roman Shaposhnik <***@shaposhnik.org>
Date: Mon, Nov 28, 2016 at 4:09 PM
Subject: Fwd: CVE-2016-5393: Apache Hadoop Privilege escalation
vulnerability
To: "***@bigtop.apache.org" <***@bigtop.apache.org>, "***@bigtop.apache.org"
<***@bigtop.apache.org>


FYI


---------- Forwarded message ----------
From: Yongjun Zhang <***@apache.org>
Date: Mon, Nov 28, 2016 at 4:04 PM
Subject: CVE-2016-5393: Apache Hadoop Privilege escalation vulnerability
To: ***@apache.org, oss-***@lists.openwall.com,
***@securityfocus.com, ***@hadoop.apache.org


Hi,

Please see below the official announcement of a critical security
vulnerability that's discovered and subsequently fixed in Apache Hadoop
releases.

Thanks and best regards,

--Yongjun

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CVE-2016-5393: Apache Hadoop Privilege escalation vulnerability

Severity: Critical



Vendor:

The Apache Software Foundation



Versions Affected:

Hadoop 2.6.x, 2.7.x



Description:

A remote user who can authenticate with the HDFS NameNode can possibly run
arbitrary commands as the hdfs user.



Mitigation:

2.7.x users should upgrade to 2.7.3

2.6.x users should upgrade to 2.6.5



Impact:

A remote user who can authenticate with the HDFS NameNode can possibly run
arbitrary commands with the same privileges as HDFS service.



Credit:

This issue was discovered by Freddie Rice.

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