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From s n <svadhyaya.pr...@gmail.com>
Subject Re: [CVE-2018-8012] Apache ZooKeeper Quorum Peer mutual authentication
Date Mon, 21 May 2018 17:27:44 GMT
Is it possible to add it to this page
https://zookeeper.apache.org/security.html


On Mon, May 21, 2018 at 9:51 AM, Patrick Hunt <phunt@apache.org> wrote:

> CVE-2018-8012: Apache ZooKeeper Quorum Peer mutual authentication
>
> Severity: Critical
>
> Vendor:
> The Apache Software Foundation
>
> Versions Affected:
> ZooKeeper prior to 3.4.10
> ZooKeeper 3.5.0-alpha through 3.5.3-beta
> The unsupported ZooKeeper 1.x through 3.3.x versions may be also affected
>
> Description:
> No authentication/authorization is enforced when a server attempts to join
> a quorum. As a result an arbitrary end point could join the cluster and
> begin propagating counterfeit changes to the leader.
>
> Mitigation:
> Upgrade to 3.4.10 or later (3.5.4-beta or later if on the 3.5 branch) and
> enable Quorum Peer mutual authentication.
>
> Alternately ensure the ensemble election/quorum communication is protected
> by a firewall as this will mitigate the issue.
>
> See the documentation for more details on correct cluster administration.
>
> Credit:
> This issue was identified by Földi Tamás and Eugene Koontz
>
> References:
> https://issues.apache.org/jira/browse/ZOOKEEPER-1045
> https://cwiki.apache.org/confluence/display/ZOOKEEPER/
> Server-Server+mutual+authentication
> http://zookeeper.apache.org/doc/current/zookeeperAdmin.html
>

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