Denial of service in Elasticsearch

1) Resource exhaustion

EUVDB-ID: #VU103109

Risk: Medium

CVSSv4.0: [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2024-43709

CWE-ID: CWE-400 - Resource exhaustion

Exploit availability: No

Description

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

The vulnerability exists due to application does not properly control consumption of internal resources. A remote user can send a specially crafted query using an SQL function, trigger resource exhaustion and perform a denial of service (DoS) attack.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Elasticsearch: 7.0.0 rc1 - 8.13.2

CPE2.3

• cpe:2.3:a:elastic_stack:elasticsearch:7.0.1:*:*:*:*:*:*:*
• cpe:2.3:a:elastic_stack:elasticsearch:7.17.20:*:*:*:*:*:*:*
• cpe:2.3:a:elastic_stack:elasticsearch:7.2.1:*:*:*:*:*:*:*
• cpe:2.3:a:elastic_stack:elasticsearch:7.3.2:*:*:*:*:*:*:*
• cpe:2.3:a:elastic_stack:elasticsearch:7.4.2:*:*:*:*:*:*:*
• cpe:2.3:a:elastic_stack:elasticsearch:7.5.2:*:*:*:*:*:*:*
• cpe:2.3:a:elastic_stack:elasticsearch:7.6.2:*:*:*:*:*:*:*
• cpe:2.3:a:elastic_stack:elasticsearch:7.7.1:*:*:*:*:*:*:*
• cpe:2.3:a:elastic_stack:elasticsearch:7.8.1:*:*:*:*:*:*:*
• cpe:2.3:a:elastic_stack:elasticsearch:7.9.3:*:*:*:*:*:*:*

External links

http://discuss.elastic.co/t/elasticsearch-7-17-21-and-8-13-3-security-update-esa-2024-25/373442

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.