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.
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CVSS Score (if available)
v2: / MEDIUMAV:N/AC:L/Au:N/C:P/I:P/A:P
v3: / HIGHCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L