Improper authentication in OpenSearch



Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2023-23612
CWE-ID CWE-287
Exploitation vector Network
Public exploit N/A
Vulnerable software
 OpenSearch
Other software / Other software solutions

Vendor OpenSearch

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Improper Authentication

EUVDB-ID: #VU101750

Risk: Low

CVSSv4.0: 1.2 [CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2023-23612

CWE-ID: CWE-287 - Improper Authentication

Exploit availability: No

Description

The vulnerability allows a remote privileged user to bypass authentication process.

The vulnerability exists due to a flaw in with whitespace in JWT roles. A remote privileged user can bypass authentication process and gain unauthorized access to the application.

Mitigation

Install update from vendor's website.

Vulnerable software versions

OpenSearch: before 1.3.8

CPE2.3 External links

https://github.com/opensearch-project/OpenSearch/releases/tag/2.5.0
https://github.com/opensearch-project/security/security/advisories/GHSA-864v-6qj7-62qj


Q & A

Can this vulnerability be exploited remotely?

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

Is there known malware, which exploits this vulnerability?

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



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