Description

This vulnerability in Apache Solr 1.2 to 6.6.2 and 7.0.0 to 7.2.1 relates to an XML external entity expansion (XXE) in the `&dataConfig=` parameter of Solr's DataImportHandler. It can be used as XXE using file/ftp/http protocols in order to read arbitrary local files from the Solr server or the internal network.

Remediation

References

https://issues.apache.org/jira/browse/SOLR-11971

https://lists.apache.org/thread.html/708d94141126eac03011144a971a6411fcac16d9c248d1d535a39451%40%3Csolr-user.lucene.apache.org%3E

https://lists.debian.org/debian-lts-announce/2018/04/msg00025.html

https://mail-archives.apache.org/mod_mbox/www-announce/201804.mbox/%3C000001d3cf68%245ac69af0%241053d0d0%24%40apache.org%3E

https://www.debian.org/security/2018/dsa-4194

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Severity

High

Classification

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Tags

Issue Tracking Third Party Advisory Mitigation CWE-611