CVE-2025-65000— Exposure of SSH Private Keys in Remote Alert Handlers (Linux) Rule
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I. Basic Information for CVE-2025-65000
Vulnerability Information
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Vulnerability Title
Exposure of SSH Private Keys in Remote Alert Handlers (Linux) Rule
Source: NVD (National Vulnerability Database)
Vulnerability Description
SSH private keys of the "Remote alert handlers (Linux)" rule were exposed in the rule page's HTML source in Checkmk <= 2.4.0p18 and all versions of Checkmk 2.3.0. This potentially allowed unauthorized triggering of predefined alert handlers on hosts where the handler was deployed.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
敏感数据的不恰当跨边界移除
Source: NVD (National Vulnerability Database)
Vulnerability Title
Checkmk 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Checkmk是Checkmk公司的一个 IT 监控平台。 Checkmk 2.4.0p18及之前版本存在安全漏洞，该漏洞源于规则页面HTML源码中暴露SSH私钥，可能导致未经授权触发预定义警报处理程序。
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 |
|---|---|---|---|---|
| Checkmk GmbH | Checkmk | 2.4.0 ~ 2.4.0p18 | - |
II. Public POCs for CVE-2025-65000
| # | POC Description | Source Link | Shenlong Link |
|---|
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IV. Related Vulnerabilities
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omd: Local privilege escalation when executing omd commands - CVE-2026-3466
Cross-site scripting in dashlet title
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- CVE-2026-33457
Potential livestatus injection in prediction graph page - CVE-2026-33456
Potential livestatus injection in notification test - CVE-2026-33455
Livestatus injection in monitoring quicksearch - CVE-2025-39666
omd: Local privilege escalation when executing omd commands - CVE-2026-3466
Cross-site scripting in dashlet title
Same weakness: CWE-212
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