CVE-2016-5001
Medium
Description
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.
SeverityMedium
CVSS5.5
Exploit probability—
Product
Apache Hadoop
PublishedAug 30, 2017
First seenAug 30, 2017
How to fix
Update
- org.apache.hadoop:hadoop-common2.6.4, 2.7.2 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| apache hadoop | v ≤ 2.6.3, 2.7.0, 2.7.1 | — |
| org.apache.hadoop:hadoop-commonMaven | v < 2.6.4, 2.7.0 ≤ v < 2.7.2 | 2.6.4, 2.7.2 |
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