CVE-2023-46666— Elastic Sharepoint Online Python Connector Improper Access Control
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I. Basic Information for CVE-2023-46666
Vulnerability Information
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Vulnerability Title
Elastic Sharepoint Online Python Connector Improper Access Control
Source: NVD (National Vulnerability Database)
Vulnerability Description
An issue was discovered when using Document Level Security and the SPO "Limited Access" functionality in Elastic Sharepoint Online Python Connector. If a user is assigned limited access permissions to an item on a Sharepoint site then that user would have read permissions to all content on the Sharepoint site through Elasticsearch.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N
Source: NVD (National Vulnerability Database)
Vulnerability Type
访问控制不恰当
Source: NVD (National Vulnerability Database)
Vulnerability Title
Elasticsearch 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Elasticsearch是一个基于Lucene库的搜索引擎。 Elasticsearch 存在安全漏洞，该漏洞源于在 Elastic Sharepoint Online Python 连接器中使用文档级安全性和 SPO “Limited Access” 功能时，如果为用户分配了对 Sharepoint 站点上某个项目的有限访问权限，则该用户将拥有通过 Elasticsearch 读取 Sharepoint 站点上所有内容的权限。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| Elastic | Elastic Sharepoint Online Python Connector | <8.10.3.0 | - |
II. Public POCs for CVE-2023-46666
| # | POC Description | Source Link | Shenlong Link |
|---|
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Same Patch Batch · Elastic · 2023-10-26 · 8 CVEs total
| CVE-2023-31422 | 9.0 CRITICAL | Kibana Insertion of Sensitive Information into Log File |
| CVE-2023-46667 | 8.1 HIGH | Fleet Server Insertion of Sensitive Information into Log File |
| CVE-2023-31418 | 7.5 HIGH | Elasticsearch uncontrolled resource consumption |
| CVE-2023-31419 | 6.5 MEDIUM | Elasticsearch StackOverflow vulnerability |
| CVE-2023-31421 | 5.9 MEDIUM | Beats, Elastic Agent, APM Server, and Fleet Server Improper Certificate Validation issue |
| CVE-2023-31416 | 5.3 MEDIUM | Elastic Cloud on Kubernetes (ECK) secret token configuration issue |
| CVE-2023-31417 | 4.1 MEDIUM | Elasticsearch Insertion of sensitive information in audit logs |
IV. Related Vulnerabilities
Same vendor: Elastic
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Uncontrolled Resource Consumption in Kibana Leading to Denia - CVE-2026-33460
Incorrect Authorization in Kibana Fleet Leading to Informati
Same weakness: CWE-284
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Langfuse: Improper role-based-access control in Langfuse LLM - CVE-2026-42278
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V. Comments for CVE-2023-46666
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