CVE-2025-66620— Columbia Weather Systems MicroServer Command Shell in Externally Accessible Directory
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I. Basic Information for CVE-2025-66620
Vulnerability Information
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Vulnerability Title
Columbia Weather Systems MicroServer Command Shell in Externally Accessible Directory
Source: NVD (National Vulnerability Database)
Vulnerability Description
An unused webshell in MicroServer allows unlimited login attempts, with sudo rights on certain files and directories. An attacker with admin access to MicroServer can gain limited shell access, enabling persistence through reverse shells, and the ability to modify or remove data stored in the file system.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
外部可访问目录中的命令行Shell
Source: NVD (National Vulnerability Database)
Vulnerability Title
Columbia Weather Systems MicroServer 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Columbia Weather Systems MicroServer是美国Columbia Weather Systems公司的一个气象数据服务器。 Columbia Weather Systems MicroServer存在安全漏洞，该漏洞源于未使用的Webshell允许无限次登录尝试，可能导致有限的shell访问权限获取。
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 |
|---|---|---|---|---|
| Columbia Weather Systems | MicroServer | 0 ~ MS_4.1_14142 | - |
II. Public POCs for CVE-2025-66620
| # | POC Description | Source Link | Shenlong Link |
|---|
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No public POC found.
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Same Patch Batch · Columbia Weather Systems · 2026-01-07 · 3 CVEs total
| CVE-2025-61939 | 8.8 HIGH | Columbia Weather Systems MicroServer Improper Restriction of Communication Channel to Inte |
| CVE-2025-64305 | 6.5 MEDIUM | Columbia Weather Systems MicroServer Cleartext Storage in a File or on Disk |
IV. Related Vulnerabilities
V. Comments for CVE-2025-66620
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