Remote denial of service in Elasticsearch and Elastic Cloud Enterprise

Published: 2023-09-22
Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2023-31418
Exploitation vector Network
Public exploit N/A
Vulnerable software
Web applications / Other software

Elastic Cloud Enterprise
Server applications / Other server solutions

Vendor Elastic Stack

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) Resource exhaustion

EUVDB-ID: #VU81073

Risk: Medium


CVE-ID: CVE-2023-31418


Exploit availability:


The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to application does not properly control consumption of internal resources. A remote non-authenticated attacker can send specially crafted HTTP requests to the application, cause an OutOfMemory error and perform a denial of service (DoS) attack.


Install updates from vendor's website.

Vulnerable software versions

Elasticsearch: 7.0.0 - 8.8.2

Elastic Cloud Enterprise: 2.0.0 - 3.6.0

Fixed software versions

CPE2.3 External links

Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?