Apache Solr vulnerable to XML Bomb
Solr versions prior to 5.0.0 are vulnerable to an XML resource consumption attack (a.k.a. Lol Bomb) via it?s update handler.?By leveraging XML DOCTYPE and ENTITY type elements, the attacker can create a pattern that will expand when the server parses the XML causing OOMs.
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describes (1)
Related CVEs.
| ID | severity | exploitable | ||
|---|---|---|---|---|
| CVE-2019-12401US | high7.5 | Exploit | ||
Solr versions 1.3.0 to 1.4.1, 3.1.0 to 3.6.2 and 4.0.0 to 4.10.4 are vulnerable to an XML resource consumption attack (a.k.a. Lol Bomb) via it’s update handler.?By leveraging XML D… | ||||
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references
External citations — patches, advisories, analysis.
- http://mail-archives.us.apache.org/mod_mbox/www-announce/201909.mbox/%3CCAECwjAXU4%3DkAo5DeUJw7Kvk67sgCmajAN7LGZQNjbjZ8gv%3DBdw%40mail.gmail.com%3EWEB
- http://www.openwall.com/lists/oss-security/2019/09/10/1WEB
- https://github.com/DrunkenShells/Disclosures/tree/master/CVE-2019-12401-XML%20Bomb-Apache%20SolrWEB
- https://issues.apache.org/jira/browse/SOLR-13750WEB
- https://lists.apache.org/thread.html/048ae6e4f84a88e8856f766320b48ad91f9fca2c6f621aa2c40088fe@%3Cdev.lucene.apache.org%3EWEB
- https://lists.apache.org/thread.html/0ec231c5ed8d242890e21806d25fdd47f80cc47cac278d2fc1c9c579@%3Cdev.lucene.apache.org%3EWEB
- https://lists.apache.org/thread.html/1c92300643f48f13bc59b15e3f886ba62bae1798c7d4c2e5c1ece09b@%3Cannounce.apache.org%3EWEB
- https://lists.apache.org/thread.html/521d10a19bfb590f86dff41820ccfb11e92281f233a12c882650931e@%3Cdev.lucene.apache.org%3EWEB
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