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.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Apache | Solr | 1.3.0 to 1.4.1, 3.1.0 to 3.6.2, 4.0.0 to 4.10.4 | — |
Public exploits
Exploit or proof-of-concept code for this vulnerability is publicly available, which lowers the bar for attackers. Treat it as a reason to patch sooner.
Third-party code, not reviewed by us. Public PoCs are sometimes fake or contain malware. Read the code first and run it only in an isolated lab, against systems you are authorised to test.
GitHub 1 repository
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mbadanoiu/CVE-2019-12401 ★ 0 · Feb 12, 2025
CVE-2019-12401: XML Bomb in Apache Solr
Sources: PoC-in-GitHub, Metasploit Framework, Exploit-DB — updated daily. Only links are listed; no exploit code is hosted here.
Affected packages
| Ecosystem | Package | Affected | Fixed | Record |
|---|---|---|---|---|
| Maven | org.apache.solr:solr-core | < 5.0.0 | 5.0.0 | GHSA-jq2w-w7v2-69q5 |
References
- [lucene-general] 20190909 [SECURITY] CVE-2019-12401: XML Bomb in Apache Solr versions prior to 5.0 mailing-list
- [lucene-dev] 20190909 [SECURITY] CVE-2019-12401: XML Bomb in Apache Solr versions prior to 5.0 mailing-list
- [oss-security] 20190909 [SECURITY] CVE-2019-12401: XML Bomb in Apache Solr versions prior to 5.0 mailing-list
- [lucene-dev] 20190909 [jira] [Resolved] (SOLR-13750) [CVE-2019-12401] XML Bomb in Apache Solr versions prior to 5.0.0 mailing-list
- [announce] 20190909 [SECURITY] CVE-2019-12401: XML Bomb in Apache Solr versions prior to 5.0 mailing-list
- [lucene-solr-user] 20190909 [SECURITY] CVE-2019-12401: XML Bomb in Apache Solr versions prior to 5.0 mailing-list
- [lucene-dev] 20190909 [jira] [Updated] (SOLR-13750) [CVE-2019-12401] XML Bomb in Apache Solr versions prior to 5.0.0 mailing-list
- [www-announce] 20190909 [SECURITY] CVE-2019-12401: XML Bomb in Apache Solr versions prior to 5.0 mailing-list
- [lucene-dev] 20190911 [jira] [Commented] (SOLR-13750) [CVE-2019-12401] XML Bomb in Apache Solr versions prior to 5.0.0 mailing-list
- https://security.netapp.com/advisory/ntap-20190926-0002/
- https://github.com/DrunkenShells/Disclosures/tree/master/CVE-2019-12401-XML%20Bomb-Apache%20Solr