CVE-2025-61939— Columbia Weather Systems MicroServer Improper Restriction of Communication Channel to Intended Endpoints
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I. Basic Information for CVE-2025-61939
Vulnerability Information
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Vulnerability Title
Columbia Weather Systems MicroServer Improper Restriction of Communication Channel to Intended Endpoints
Source: NVD (National Vulnerability Database)
Vulnerability Description
An unused function in MicroServer can start a reverse SSH connection to a vendor registered domain, without mutual authentication. An attacker on the local network with admin access to the web server, and the ability to manipulate DNS responses, can redirect the SSH connection to an attacker controlled device.
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:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
通信信道对预期端点的不适当限制
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函数可启动反向SSH连接，可能导致连接被重定向至攻击者控制的设备。
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-2025-61939
| # | 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-2025-66620 | 8.0 HIGH | Columbia Weather Systems MicroServer Command Shell in Externally Accessible Directory |
| 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-2025-61939
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