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Date: Wed, 24 Apr 2019 16:11:08 +0530
From: Ishan Chattopadhyaya <ichattopadhyaya@...il.com>
To: java-user@...ene.apache.org
Cc: Lucene Dev <dev@...ene.apache.org>, Apache Security Team <security@...che.org>, 
	oss-security@...ts.openwall.com, solr-user@...ene.apache.org
Subject: Re: CVE-2018-11802: Apache Solr authorization bug vulnerability disclosure

This fix has also been backported to Solr 6.6.6 for users who are
stuck with Solr 6.x.

(Sorry, I hadn't updated the issue and hence this was missed in the
original mail.)

On Wed, Apr 24, 2019 at 12:35 PM Noble Paul <noble@...che.org> wrote:
>
> CVE-2018-11802: Apache Solr authorization bug disclosure
> Severity: Important
> Vendor: The Apache Software Foundation
> Versions Affected: Apache Solr 7.6 or less
>
> Description:
> jira  ticket : https://issues.apache.org/jira/browse/SOLR-12514
> In apache Solr the cluster can be partitioned into multiple
> collections and only a subset of nodes actually host any given
> collection. However, if a node receives a request for a collection it
> does not host, it proxies the request to a relevant node and serves
> the request. Solr bypasses all authorization settings for such
> requests. This affects all Solr versions that uses the default
> authorization mechanism of Solr (RuleBasedAuthorizationPlugin)
>
> Mitigation:
> A fix is provided in Solr 7.7 version and upwards. If you use Solr's
> authorization mechanism, please upgrade to a version newer than Solr
> 7.7.
>
> Credit: This issue was discovered by Mahesh Kumar Vasanthu Somashekar.
>
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