CVEvulnerability
CVE-2025-61939
8.7 HIGH
Official page ↗
- Status
- Analyzed
- Published
- 2026-01-07
- Last modified
- 2026-10-07
- Assigner
- [email protected]
- CVSS 4.0 ([email protected])
- 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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
- CVSS 3.1 ([email protected])
- 8.8 HIGH — CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- CVSS 3.1 ([email protected])
- 4.4 MEDIUM — CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N
- Weaknesses
- CWE-923
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.
Affected configurations
• columbiaweather weather microserver firmware (< MS 4.1 14142)
Related
Weakness · CWE (1)
- CWE-923 Improper Restriction of Communication Channel to Intended Endpoints weakness
References
- https://github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2026/icsa-26-006-01.json Third Party Advisory
- https://www.cisa.gov/news-events/ics-advisories/icsa-26-006-01 Third Party Advisory, US Government Resource