Follow @Openwall on Twitter for new release announcements and other news
[<prev] [next>] [<thread-prev] [day] [month] [year] [list]
Date: Wed, 24 Apr 2019 16:11:08 +0530
From: Ishan Chattopadhyaya <>
Cc: Lucene Dev <>, Apache Security Team <>,,
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 <> 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 :
> 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.
> ---------------------------------------------------------------------
> To unsubscribe, e-mail:
> For additional commands, e-mail:

Powered by blists - more mailing lists

Please check out the Open Source Software Security Wiki, which is counterpart to this mailing list.

Confused about mailing lists and their use? Read about mailing lists on Wikipedia and check out these guidelines on proper formatting of your messages.