{ "dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": { "cveId": "CVE-2026-3893", "assignerOrgId": "7d14cffa-0d7d-4270-9dc0-52cabd5a23a6", "state": "PUBLISHED", "assignerShortName": "icscert", "dateReserved": "2026-03-10T16:52:36.791Z", "datePublished": "2026-04-28T17:34:56.130Z", "dateUpdated": "2026-04-29T15:12:29.585Z" }, "containers": { "cna": { "providerMetadata": { "orgId": "7d14cffa-0d7d-4270-9dc0-52cabd5a23a6", "shortName": "icscert", "dateUpdated": "2026-04-28T17:34:56.130Z" }, "title": "Carlson Software VASCO-B GNSS Receiver Missing Authentication for Critical Function", "problemTypes": [ { "descriptions": [ { "lang": "en", "cweId": "CWE-306", "description": "CWE-306", "type": "CWE" } ] } ], "affected": [ { "vendor": "Carlson Software", "product": "VASCO-B GNSS Receiver", "versions": [ { "status": "affected", "version": "0", "lessThan": "1.4.0", "versionType": "custom" }, { "status": "unaffected", "version": "1.4.0" } ], "defaultStatus": "unaffected" } ], "descriptions": [ { "lang": "en", "value": "The Carlson VASCO-B GNSS Receiver lacks an authentication mechanism, \nallowing an attacker with network access to directly access and modify \nits configuration and operational functions without needing credentials.", "supportingMedia": [ { "type": "text/html", "base64": false, "value": "The Carlson VASCO-B GNSS Receiver lacks an authentication mechanism, \nallowing an attacker with network access to directly access and modify \nits configuration and operational functions without needing credentials." } ] } ], "references": [ { "url": "https://www.carlsonsw.com/support-and-training/" }, { "url": "https://www.cve.org/CVERecord?id=CVE-2026-3893" }, { "url": "https://github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2026/icsa-26-113-02.json" } ], "metrics": [ { "format": "CVSS", "scenarios": [ { "lang": "en", "value": "GENERAL" } ], "cvssV3_1": { "version": "3.1", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "LOW", "integrityImpact": "HIGH", "availabilityImpact": "HIGH", "baseSeverity": "CRITICAL", "baseScore": 9.4, "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:H" } } ], "solutions": [ { "lang": "en", "value": "Carlson Software recommends users update to Version 1.4.0 or greater. \nFor more information contact Carlson Software \nhttps://www.carlsonsw.com/support-and-training/", "supportingMedia": [ { "type": "text/html", "base64": false, "value": "