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AUSCERT External Security Bulletin Redistribution
[CVE-2019-0192] Deserialization of untrusted data via jmx.serviceUrl
8 March 2019
AusCERT Security Bulletin Summary
Product: Apache Solr
Publisher: The Apache Software Foundation
Operating System: UNIX variants (UNIX, Linux, OSX)
Impact/Access: Execute Arbitrary Code/Commands -- Remote with User Interaction
CVE Names: CVE-2019-0192
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Vendor: The Apache Software Foundation
5.0.0 to 5.5.5
6.0.0 to 6.6.5
ConfigAPI allows to configure Solr's JMX server via an HTTP POST request.
By pointing it to a malicious RMI server, an attacker could take advantage
of Solr's unsafe deserialization to trigger remote code execution on the
Any of the following are enough to prevent this vulnerability:
* Upgrade to Apache Solr 7.0 or later.
* Disable the ConfigAPI if not in use, by running Solr with the system
* If upgrading or disabling the Config API are not viable options, apply
patch in  and re-compile Solr.
* Ensure your network settings are configured so that only trusted traffic
is allowed to ingress/egress your hosts running Solr.
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