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https://issues.apache.org/jira/browse/CASSANDRA-9402?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14639147#comment-14639147
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Jonathan Ellis commented on CASSANDRA-9402:
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nio is whitelisted, but my understanding is that's only checked *if* the
SecurityManager approves. All i/o (file, socket) is prohibited there.
> Implement proper sandboxing for UDFs
> ------------------------------------
>
> Key: CASSANDRA-9402
> URL: https://issues.apache.org/jira/browse/CASSANDRA-9402
> Project: Cassandra
> Issue Type: Task
> Reporter: T Jake Luciani
> Assignee: Robert Stupp
> Priority: Critical
> Labels: docs-impacting, security
> Fix For: 3.0 beta 1
>
> Attachments: 9402-warning.txt
>
>
> We want to avoid a security exploit for our users. We need to make sure we
> ship 2.2 UDFs with good defaults so someone exposing it to the internet
> accidentally doesn't open themselves up to having arbitrary code run.
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