Goal Reached Thanks to every supporter — we hit 100%!

Goal: 1000 CNY · Raised: 1359 CNY

100%
Buy Us a Coffee

CVE-2025-65000— Exposure of SSH Private Keys in Remote Alert Handlers (Linux) Rule

Quick assessment

Affected
Checkmk GmbH Checkmk
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

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。

AI Predicted 7.5 Difficulty: Trivial EPSS 0.22% · P12

Possible ATT&CK Techniques 1 AI

T1005 · Data from Local System
Get alerts for future matching vulnerabilities Log in to subscribe

I. Basic Information for CVE-2025-65000

Vulnerability Information
Have questions about the vulnerability? See if Shenlong's analysis helps!
View Shenlong Deep Dive ↗

Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.

Vulnerability Title
Exposure of SSH Private Keys in Remote Alert Handlers (Linux) Rule
Source: CVE Program / CVE List V5
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: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:L/SA:L
Source: CVE Program / CVE List V5
Vulnerability Type
敏感数据的不恰当跨边界移除
Source: CVE Program / CVE List V5
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
AI-Generated POC Premium

No public POC found.

Login to generate AI POC

III. Intelligence Information for CVE-2025-65000

请登录查看更多情报信息。

Other References for CVE-2025-65000 (1)

IV. Related Vulnerabilities

Same product: Checkmk
Same vendor: Checkmk GmbH
Same weakness: CWE-212