In Apache Solr versions 5.0.0 to 5.5.5 and 6.0.0 to 6.6.5, the Config API allows to configure the 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 Solr side. Reference: http://mail-archives.us.apache.org/mod_mbox/www-announce/201903.mbox/%3CCAECwjAV1buZwg%2BMcV9EAQ19MeAWztPVJYD4zGK8kQdADFYij1w%40mail.gmail.com%3E
Created solr3 tracking bugs for this issue: Affects: fedora-all [bug 1692346]
Mitigation: * Upgrade to 6.6.6 or later * Disable the ConifgAPI if not in use (`disable.configEdit=true`) * Use other external means to ensure only trusted traffic is allowed (block POST requests to the config API from external sources)
This issue has been addressed in the following products: Red Hat Fuse 7.4.0 Via RHSA-2019:2413 https://access.redhat.com/errata/RHSA-2019:2413
This bug is now closed. Further updates for individual products will be reflected on the CVE page(s): https://access.redhat.com/security/cve/cve-2019-0192