Denial of service in Elastic Kibana

1) Allocation of resources without limits or throttling

EUVDB-ID: #VU103107

Risk: Medium

CVSSv4.0: 4.9 [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-2024-52973

CWE-ID: CWE-770 - Allocation of Resources Without Limits or Throttling

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 when handling requests sent to the "/api/log_entries/summary" endpoint. A remote user with read access to the Observability-Logs feature can trigger resource exhaustion and perform a denial of service (DoS) attack.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Kibana: 7.0.0 - 8.14.1

CPE2.3

• cpe:2.3:a:elastic_stack:kibana:7.0.1:*:*:*:*:*:*:*
• cpe:2.3:a:elastic_stack:kibana:7.17.22:*:*:*:*:*:*:*
• cpe:2.3:a:elastic_stack:kibana:7.2.1:*:*:*:*:*:*:*
• cpe:2.3:a:elastic_stack:kibana:7.3.6:*:*:*:*:*:*:*
• cpe:2.3:a:elastic_stack:kibana:7.4.2:*:*:*:*:*:*:*
• cpe:2.3:a:elastic_stack:kibana:7.5.2:*:*:*:*:*:*:*
• cpe:2.3:a:elastic_stack:kibana:7.6.2:*:*:*:*:*:*:*
• cpe:2.3:a:elastic_stack:kibana:7.7.1:*:*:*:*:*:*:*
• cpe:2.3:a:elastic_stack:kibana:7.8.1:*:*:*:*:*:*:*
• cpe:2.3:a:elastic_stack:kibana:7.9.3:*:*:*:*:*:*:*

External links

https://discuss.elastic.co/t/kibana-7-17-23-and-8-14-2-security-update-esa-2024-26/373443

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.