[USN-4259-1] Apache Solr vulnerability

[Mike Salvatore]

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Ubuntu Security Notice USN-4259-1
January 29, 2020

Apache Solr vulnerability
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A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 16.04 LTS

Summary:

Apache Solr could be made to run programs if it received
specially crafted network traffic.

Software Description:
- lucene-solr: Full-text search engine library for Java - additional libraries

Details:

Michael Stepankin and Olga Barinova discovered that Apache Solr was
vulnerable to an XXE attack. An attacker could use this vulnerability to
remotely execute code.

Update instructions:

The problem can be corrected by updating your system to the following
package versions:

Ubuntu 16.04 LTS:
  liblucene3-contrib-java         3.6.2+dfsg-8ubuntu0.1
  liblucene3-java                 3.6.2+dfsg-8ubuntu0.1
  libsolr-java                    3.6.2+dfsg-8ubuntu0.1
  solr-common                     3.6.2+dfsg-8ubuntu0.1
  solr-jetty                      3.6.2+dfsg-8ubuntu0.1
  solr-tomcat                     3.6.2+dfsg-8ubuntu0.1

In general, a standard system update will make all the necessary changes.

References:
  https://usn.ubuntu.com/4259-1
  CVE-2017-12629

Package Information:
  https://launchpad.net/ubuntu/+source/lucene-solr/3.6.2+dfsg-8ubuntu0.1

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