Inclusion of sensitive information in log files in Elasticsearch

1) Inclusion of Sensitive Information in Log Files

EUVDB-ID: #VU91263

Risk: Low

CVSSv3.1: 2.9 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2023-49921

CWE-ID: CWE-532 - Information Exposure Through Log Files

Exploit availability: No

Description

The vulnerability allows a local user to gain access to sensitive information.

The vulnerability exists due to software stores sensitive information into log files when Watcher search input is logged. A local user can read the log files and gain access to sensitive data.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Elasticsearch: 7.17.0 - 8.11.1

CPE2.3

• cpe:2.3:a:elastic_stack:elasticsearch:7.17.15:*:*:*:*:*:*:
• cpe:2.3:a:elastic_stack:elasticsearch:8.9.2:*:*:*:*:*:*:
• cpe:2.3:a:elastic_stack:elasticsearch:8.11.1:*:*:*:*:*:*:

External links

http://discuss.elastic.co/t/elasticsearch-8-11-2-7-17-16-security-update-esa-2023-29/349179

Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

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