CVE-2025-61939 (GCVE-0-2025-61939)
Vulnerability from cvelistv5
Published
2026-01-07 19:56
Modified
2026-01-07 20:07
Severity ?
8.7 (High) - CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
8.8 (High) - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CWE
  • CWE-923 - Improper Restriction of Communication Channel to Intended Endpoints
Summary
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.
References
Impacted products
Vendor Product Version
Columbia Weather Systems MicroServer Version: 0   < MS_4.1_14142
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