HDFS clients interact with a servlet on the DataNode to browse the HDFS namespace. The NameNode is provided as a query parameter that is not validated in Apache Hadoop before 2.7.0.

Affected Packages

Maven org.apache.hadoop:hadoop-client

Affected versions: 0 (fixed in 2.7.0)

Related CVEs

CVE-2017-3162

Key Information

GHSA ID

GHSA-pr9x-qmp5-j3rr

Published

May 13, 2022 1:08 AM

Last Modified

July 1, 2022 5:31 PM

CVSS Score

7.5 /10

Primary Ecosystem

Maven

Primary Package

org.apache.hadoop:hadoop-client

GitHub Reviewed

✓ Yes

Dataset

Last updated: July 28, 2025 6:37 AM

Data from GitHub Advisory Database. This information is provided for research and educational purposes.