Good to know that Version 6.6.6 is not affected, so I am safe ;-) Regards Bernd
Am 12.10.20 um 20:38 schrieb Tomas Fernandez Lobbe: > Severity: High > > Vendor: The Apache Software Foundation > > Versions Affected: > 6.6.0 to 6.6.5 > 7.0.0 to 7.7.3 > 8.0.0 to 8.6.2 > > Description: > Solr prevents some features considered dangerous (which could be used for > remote code execution) to be configured in a ConfigSet that's uploaded via > API without authentication/authorization. The checks in place to prevent > such features can be circumvented by using a combination of UPLOAD/CREATE > actions. > > Mitigation: > Any of the following are enough to prevent this vulnerability: > * Disable UPLOAD command in ConfigSets API if not used by setting the > system property: "configset.upload.enabled" to "false" [1] > * Use Authentication/Authorization and make sure unknown requests aren't > allowed [2] > * Upgrade to Solr 8.6.3 or greater. > * If upgrading is not an option, consider applying the patch in SOLR-14663 > ([3]) > * No Solr API, including the Admin UI, is designed to be exposed to > non-trusted parties. Tune your firewall so that only trusted computers and > people are allowed access > > Credit: > Tomás Fernández Löbbe, András Salamon > > References: > [1] https://lucene.apache.org/solr/guide/8_6/configsets-api.html > [2] > https://lucene.apache.org/solr/guide/8_6/authentication-and-authorization-plugins.html > [3] https://issues.apache.org/jira/browse/SOLR-14663 > [4] https://issues.apache.org/jira/browse/SOLR-14925 > [5] https://wiki.apache.org/solr/SolrSecurity >
