First published: Fri Dec 16 2016(Updated: )
This is an information disclosure vulnerability in Apache Hadoop before 2.6.4 and 2.7.x before 2.7.2 in the short-circuit reads feature of HDFS. A local user on an HDFS DataNode may be able to craft a block token that grants unauthorized read access to random files by guessing certain fields in the token.
Credit: security@apache.org
Affected Software | Affected Version | How to fix |
---|---|---|
Apache Hadoop | <=2.6.3 | |
Apache Hadoop | =2.7.0 | |
Apache Hadoop | =2.7.1 |
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