CVE-2019-12401 PoC — Apache Solr 资源管理错误漏洞

Source

https://github.com/mbadanoiu/CVE-2019-12401

Associated Vulnerability

Title:Apache Solr 资源管理错误漏洞 (CVE-2019-12401)
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.

Description

CVE-2019-12401: XML Bomb in Apache Solr

Readme

# CVE-2019-12401: XML Bomb in Apache Solr

Solr versions prior to 5.0.0 are vulnerable to an XML resource consumption attack (a.k.a. Lol Bomb) via its 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.

### Vendor Disclosure:

The vendor's disclosure and fix for this vulnerability can be found [here](https://issues.apache.org/jira/browse/SOLR-13750?page=com.atlassian.jira.plugin.system.issuetabpanels%3Aall-tabpanel).

### Proof Of Concept:

More details and the exploitation process can be found in this [PDF](https://github.com/mbadanoiu/CVE-2019-12401/blob/main/Solr%20-%20CVE-2019-12401.pdf).

File Snapshot


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└── [314K]  Solr - CVE-2019-12401.pdf

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