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From "Haohui Mai (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (HADOOP-12584) Disable browsing the static directory in HttpServer2
Date Thu, 19 Nov 2015 23:51:11 GMT

     [ https://issues.apache.org/jira/browse/HADOOP-12584?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Haohui Mai updated HADOOP-12584:
--------------------------------
       Resolution: Fixed
     Hadoop Flags: Reviewed
    Fix Version/s: 2.8.0
           Status: Resolved  (was: Patch Available)

I've committed the patch to trunk and branch-2. Thanks [~rkanter] for the contribution.

> Disable browsing the static directory in HttpServer2
> ----------------------------------------------------
>
>                 Key: HADOOP-12584
>                 URL: https://issues.apache.org/jira/browse/HADOOP-12584
>             Project: Hadoop Common
>          Issue Type: Bug
>          Components: security
>    Affects Versions: 2.8.0
>            Reporter: Robert Kanter
>            Assignee: Robert Kanter
>             Fix For: 2.8.0
>
>         Attachments: HADOOP-12584.001.patch, HADOOP-12584.002.patch
>
>
> We found a minor security issue with the Yarn Web UIs (or anything using {{HttpServer2}}.
 Currently, you can list the contents of the {{/static}} directory for the RM, NM, and JHS.
 This isn't a huge deal, but there are some ways to abuse this to get access to files on the
host, though it would be pretty difficult.  It's also good practice to disable directory listing
on web apps.
> Here are the URLs:
> - http://HOST:8088/static/
> - http://HOST:19888/static/
> - http://HOST:8042/static/



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