CVE-2019-13420
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I. Basic Information for CVE-2019-13420
Vulnerability Information
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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
Search Guard versions before 21.0 had an timing side channel issue when using the internal user database.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
通过时间差异性导致的信息暴露
Source: NVD (National Vulnerability Database)
Vulnerability Title
floragunn Search Guard 信息泄露漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
floragunn Search Guard是德国floragunn公司的一款用于Elasticsearch和ELK的开源插件，它主要提供加密、身份验证、授权管理和日志审计等功能。 floragunn Search Guard 21.0之前版本中存在信息泄露漏洞。远程攻击者可利用该漏洞获取敏感信息。
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 |
|---|---|---|---|---|
| floragunn | Search Guard | unspecified ~ 21.0 | - |
II. Public POCs for CVE-2019-13420
| # | POC Description | Source Link | Shenlong Link |
|---|
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- CVE - advisory - Search Guardx_refsource_MISC
- https://docs.search-guard.com/6.x-21/changelog-searchguard-6-x-21_0x_refsource_CONFIRM
- https://nvd.nist.gov/vuln/detail/CVE-2019-13420
Same Patch Batch · floragunn · 2019-08-13 · 4 CVEs total
| CVE-2019-13415 | floragunn Search Guard 授权问题漏洞 | |
| CVE-2019-13416 | floragunn Search Guard 授权问题漏洞 | |
| CVE-2019-13419 | floragunn Search Guard 信息泄露漏洞 |
IV. Related Vulnerabilities
Same vendor: floragunn
- CVE-2026-4819
Search Guard audit logs can contain under certain conditions - CVE-2026-4818
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Open redirect vulnerability in Search Guard Kibana Plugin vi - CVE-2025-13653
Unauthorized access to documents in data streams with specia - CVE-2025-12149
Unauthorized access to documents protected by Document-Level
Same weakness: CWE-208
- CVE-2026-41588
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Apache HTTP Server: mod_auth_digest timing attack - CVE-2026-41263
Traefik: BasicAuth middleware: timing side-channel vulnerabi - CVE-2026-41407
OpenClaw < 2026.4.2 - Timing Side Channel in Shared-Secret C
V. Comments for CVE-2019-13420
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