imPC@ndo IT

Tracker / CVE-2019-12401

CVE-2019-12401

High 7.5

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.

Affected products and versions

apache solr · 1.3.0 → 1.4.1
apache solr · 3.1 → 3.6.2
apache solr · 4.0.0 → 4.10.4

Analysis

This page is not indexable yet.Until it carries original analysis — what it actually exposes, how to check in two minutes whether a system was touched, what to do if it was — the page stays noindex. The database decides that, not the template.

References