CVE-2017-15713: Apache Hadoop MapReduce job history server vulnerability

Severity: Severe

Vendor: The Apache Software Foundation

Versions Affected:
  Hadoop 0.23.0 to 0.23.11
  Hadoop 2.0.0-alpha to 2.8.2
  Hadoop 3.0.0-alpha to 3.0.0-beta1

Users affected: Users running the MapReduce job history server daemon

Impact:  Vulnerability allows a cluster user to expose private files
owned by the user running the MapReduce job history server process.
The malicious user can construct a configuration file containing XML
directives that reference sensitive files on the MapReduce job history
server host.

Mitigation: Users should upgrade to Apache Hadoop 2.7.5, 2.8.3, 2.9.0, or 3.0.0.

Credit: This issue was discovered by Man Yue Mo of lgtm.com