Hendrik Saly created LUCENE-8291:
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Summary: Possible security issue when parsing XML documents
containing external entity references
Key: LUCENE-8291
URL: https://issues.apache.org/jira/browse/LUCENE-8291
Project: Lucene - Core
Issue Type: Bug
Components: modules/queryparser
Affects Versions: 7.2.1
Reporter: Hendrik Saly
It appears that in QueryTemplateManager.java lines 149 and 198 and in
DOMUtils.java line 204 XML is parsed without disabling external entity
references (XXE). This is described in
[http://cwe.mitre.org/data/definitions/611.html] and possible mitigations are
listed here:
[https://www.owasp.org/index.php/XML_External_Entity_(XXE)_Prevention_Cheat_Sheet]
[https://www.cvedetails.com/cve/CVE-2014-6517/] is also related.
All recent versions of lucene are affected.
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