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.
| Software | From | Fixed in |
|---|---|---|
| apache / solr | 6.0.0 | 6.6.5.x |
| apache / solr | 5.0.0 | 5.5.5.x |
org.apache.solr / solr-core
|
5.0.0 | 7.0.0 |
org.apache.solr / solr-core
|
6.0.0 | 7.0.0 |