Reported in SOLR-14515 (private) and fixed in SOLR-14561 (public), released in Solr version 8.6.0. The Replication handler (https://lucene.apache.org/solr/guide/8_6/index-replication.html#http-api-commands-for-the-replicationhandler) allows commands backup, restore and deleteBackup. Each of these take a location parameter, which was not validated, i.e you could read/write to any location the solr user can access.
2020-08-17T13:15:12.037
2024-11-21T05:02:11.700
Modified
CVSSv3.1: 8.8 (HIGH)
AV:N/AC:L/Au:S/C:P/I:P/A:P
8.0
6.4