CVE-2026-3893

Carlson Software VASCO-B GNSS Receiver Missing Authentication for Critical Function

Published Apr 28, 2026 CVSS 3.1 · 9.4 Critical EPSS < 1% KEV · Not listed
Description
The Carlson VASCO-B GNSS Receiver lacks an authentication mechanism,
allowing an attacker with network access to directly access and modify
its configuration and operational functions without needing credentials.

Remediation

Vendor Solution

Carlson Software recommends users update to Version 1.4.0 or greater. For more information contact Carlson Software https://www.carlsonsw.com/support-and-training/

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
First Time appeared Carlson Software
Carlson Software vasco-b Gnss Receiver
Vendors & Products Carlson Software
Carlson Software vasco-b Gnss Receiver
Type Values Removed Values Added
Description The Carlson VASCO-B GNSS Receiver lacks an authentication mechanism, allowing an attacker with network access to directly access and modify its configuration and operational functions without needing credentials.
Title Carlson Software VASCO-B GNSS Receiver Missing Authentication for Critical Function
Weaknesses CWE-306
References
Metrics cvssV3_1

{'score': 9.4, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:H'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
icscert
Published
Updated
Apr 29, 2026, 3:12 PM
Reserved
Mar 10, 2026, 4:52 PM
Status
Deferred
Published
Apr 28, 2026, 7:37 PM
Modified
Oct 26, 2026, 8:10 PM