vulnerability
Apache Solr: CVE-2019-12401: XML Bomb in Apache Solr versions prior to 5.0
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 5 | (AV:N/AC:L/Au:N/C:N/I:N/A:P) | Sep 10, 2019 | Nov 27, 2023 | Nov 28, 2023 |
Severity
5
CVSS
(AV:N/AC:L/Au:N/C:N/I:N/A:P)
Published
Sep 10, 2019
Added
Nov 27, 2023
Modified
Nov 28, 2023
Description
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 DOCTYPE and ENTITY type elements, the attacker can create a pattern that will expand when the server parses the XML causing OOMs.
Solution
apache-solr-upgrade-latest
References
Rapid7 Labs
2026 Global Threat Landscape Report
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