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  4. Web Attack: Elasticsearch CVE-2014-3120

Web Attack: Elasticsearch CVE-2014-3120

Severity: High

This attack could pose a serious security threat. You should take immediate action to stop any damage or prevent further damage from happening.


This signature detects attempts of leveraging a vulnerability in Elasticsearch which could lead to executing arbitrary Java code.

Additional Information

Elasticsearch is an open-source search engine.

Elasticsearch is prone to an arbitrary code-execution vulnerability because the it fails to sufficiently sanitize the user-supplied input. Specifically, this issue affects the 'search' function.

Note: To exploit this issue, dynamic scripting must be enabled.

An attacker could exploit this issue to execute arbitrary Java code in the context of the application.


  • Elasticsearch 1.2 and prior are vulnerable.
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