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https://issues.apache.org/jira/browse/MAPREDUCE-4572?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13443508#comment-13443508
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Daryn Sharp commented on MAPREDUCE-4572:
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I'm kind of with Todd. Symlink attacks are very difficult to identify or
prevent. I'd lean towards a solution that doesn't require an admin to open a
hole.
> Can not access user logs - Jetty is not configured by default to serve
> aliases/symlinks
> ---------------------------------------------------------------------------------------
>
> Key: MAPREDUCE-4572
> URL: https://issues.apache.org/jira/browse/MAPREDUCE-4572
> Project: Hadoop Map/Reduce
> Issue Type: Bug
> Components: tasktracker, webapps
> Affects Versions: 1.0.0
> Reporter: Ahmed Radwan
> Assignee: Ahmed Radwan
> Fix For: 1.2.0, 2.2.0-alpha
>
> Attachments: MAPREDUCE-4572.patch, MAPREDUCE-4572_trunk.patch
>
>
> The task log servlet can no longer access user logs because MAPREDUCE-2415
> introduce symlinks to the logs and jetty is not configured by default to
> serve symlinks.
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