CVE-2023-46667— Fleet Server Insertion of Sensitive Information into Log File
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I. Basic Information for CVE-2023-46667
Vulnerability Information
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Vulnerability Title
Fleet Server Insertion of Sensitive Information into Log File
Source: NVD (National Vulnerability Database)
Vulnerability Description
An issue was discovered in Fleet Server >= v8.10.0 and < v8.10.3 where Agent enrolment tokens are being inserted into the Fleet Server’s log file in plain text. These enrolment tokens could allow someone to enrol an agent into an agent policy, and potentially use that to retrieve other secrets in the policy including for Elasticsearch and third-party services. Alternatively a threat actor could potentially enrol agents to the clusters and send arbitrary events to Elasticsearch.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
Source: NVD (National Vulnerability Database)
Vulnerability Type
通过日志文件的信息暴露
Source: NVD (National Vulnerability Database)
Vulnerability Title
Elasticsearch 日志信息泄露漏洞
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，该漏洞源于在部分版本 Fleet Server 中发现了一个问题，其中代理注册令牌以纯文本形式插入到 Fleet Server 的日志文件中。
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 | Fleet Server | 8.10.0 ~ 8.10.3 | - |
II. Public POCs for CVE-2023-46667
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|---|
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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-2023-31418 | 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-2023-46666 | 5.3 MEDIUM | Elastic Sharepoint Online Python Connector Improper Access Control |
| 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
- CVE-2026-33467
Improper Verification of Cryptographic Signature in Elastic - CVE-2026-33466
Improper Limitation of a Pathname to a Restricted Directory - CVE-2026-33458
Server-Side Request Forgery (SSRF) in Kibana One Workflow Le - CVE-2026-33459
Uncontrolled Resource Consumption in Kibana Leading to Denia - CVE-2026-33460
Incorrect Authorization in Kibana Fleet Leading to Informati
Same weakness: CWE-532
- CVE-2026-42282
n8n-MCP: Sensitive MCP tool-call arguments logged on authent - CVE-2026-41495
n8n-MCP Logs Sensitive Request Data on Unauthorized /mcp Req - CVE-2026-41004
VMware Spring Cloud Config 日志信息泄露漏洞 - CVE-2024-30151
HCL BigFix Service Management (SM) is susceptible to Broken - CVE-2026-7824
PaperCut Hive (Ricoh): Plain text password in logs
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