CVE-2025-61939 (GCVE-0-2025-61939)
Vulnerability from cvelistv5 – Published: 2026-01-07 19:56 – Updated: 2026-01-07 20:07
VLAI?
Title
Columbia Weather Systems MicroServer 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.
Severity ?
CWE
- CWE-923 - Improper Restriction of Communication Channel to Intended Endpoints
Assigner
References
Impacted products
| Vendor | Product | Version | ||
|---|---|---|---|---|
| Columbia Weather Systems | MicroServer |
Affected:
0 , < MS_4.1_14142
(custom)
|
Credits
UsrPacific/Columbia Weather Systems reported these vulnerabilities to CISA.
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Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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