[ https://issues.apache.org/jira/browse/HDFS-4162?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13492761#comment-13492761 ]
Derek Dagit commented on HDFS-4162: ----------------------------------- Yes, please give me permission to assign this to myself. > Some malformed and unquoted HTML strings are returned from datanode web ui > -------------------------------------------------------------------------- > > Key: HDFS-4162 > URL: https://issues.apache.org/jira/browse/HDFS-4162 > Project: Hadoop HDFS > Issue Type: Bug > Components: data-node > Affects Versions: 0.23.4 > Reporter: Derek Dagit > Priority: Minor > Attachments: HDFS-4162-branch-0.23.patch, HDFS-4162.patch > > > When browsing to the datanode at /browseDirectory.jsp, if a path with HTML > characters is requested, the resulting error page echos back the input > unquoted. > Example: > http://localhost:50075/browseDirectory.jsp?dir=/<xss>&go=go&namenodeInfoPort=50070&nnaddr=localhost%3A9000 > Writes an input element as part of the response: > <input name="dir" type="text" width="50" id"dir" value="/<xss>"> > - The value of the "value" attribute is not quoted. > - An = must follow the "id" attribute name. > - Element "input" should have a closing tag. > The output should be something like: > <input name="dir" type="text" width="50" id="dir" value="/<xss>"/> > In addition, if one creates a directory: > hdfs dfs -put '/some/path/to/<xss>' > Then browsing to the parent of directory '<xss>' prints unquoted HTML in the > directory names. -- This message is automatically generated by JIRA. If you think it was sent incorrectly, please contact your JIRA administrators For more information on JIRA, see: http://www.atlassian.com/software/jira