Information disclosure in Elastic Kibana

1) Information disclosure

EUVDB-ID: #VU62554

Risk: Low

CVSSv4.0: 4.9 [CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2022-23711

CWE-ID: CWE-200 - Information exposure

Exploit availability: No

Description

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to excessive data output by the application in the optional monitoring.ui.elasticsearch.* settings. A remote attacker on the local network can gain unauthorized access to sensitive information on the system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Kibana: 7.2.1 - 8.1.2

CPE2.3

• 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:*:*:*:*:*:*:*
• cpe:2.3:a:elastic_stack:kibana:7.17.2:*:*:*:*:*:*:*
• cpe:2.3:a:elastic_stack:kibana:8.0.1:*:*:*:*:*:*:*

External links

https://discuss.elastic.co/t/kibana-7-17-3-and-8-1-3-security-update/302826

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the local network (LAN).

Is there known malware, which exploits this vulnerability?

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