Apache Solr vulnerable to XML Bomb

ALTO 7.5CVE-2019-12401 · GHSA-jq2w-w7v2-69q5 · Published 10/09/2019 · updated 17/06/2026

Em resumo

CVE-2019-12401 é uma vulnerabilidade ALTO (CVSS 7.5) que afeta org.apache.solr:solr-core, solr (apache).
Chance de exploração nos próximos 30 dias (EPSS): 8.5%, maior que 95.1% das vulnerabilidades.
Correção: atualize para 5.0.0 ou posterior.

Package	Affected versions	Patched versions
org.apache.solr:solr-core Maven	`< 5.0.0`	`5.0.0`
solr apache	`≥ 1.3.0, ≤ 1.4.1≥ 3.1, ≤ 3.6.2≥ 4.0.0, ≤ 4.10.4`	No fix yet

Description

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.

NVD 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.

References

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