{"resultsPerPage":1,"startIndex":0,"totalResults":1,"format":"NVD_CVE","version":"2.0","timestamp":"2026-05-11T19:11:57.312","vulnerabilities":[{"cve":{"id":"CVE-2021-27661","sourceIdentifier":"productsecurity@jci.com","published":"2021-07-01T14:15:07.847","lastModified":"2024-11-21T05:58:23.873","vulnStatus":"Modified","cveTags":[],"descriptions":[{"lang":"en","value":"Successful exploitation of this vulnerability could give an authenticated Facility Explorer SNC Series Supervisory Controller (F4-SNC) user an unintended level of access to the controller’s file system, allowing them to access or modify system files by sending specifically crafted web messages to the F4-SNC."},{"lang":"es","value":"Una explotación con éxito de esta vulnerabilidad podría dar a un usuario autenticado del Controlador de Supervisión de la Serie SNC de Facility Explorer (F4-SNC) un nivel de acceso no deseado al sistema de archivos del controlador, permitiéndole acceder o modificar los archivos del sistema mediante el envío de mensajes web específicamente diseñados al F4-SNC."}],"metrics":{"cvssMetricV31":[{"source":"productsecurity@jci.com","type":"Secondary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","baseScore":8.8,"baseSeverity":"HIGH","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH"},"exploitabilityScore":2.8,"impactScore":5.9},{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","baseScore":8.8,"baseSeverity":"HIGH","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH"},"exploitabilityScore":2.8,"impactScore":5.9}],"cvssMetricV2":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"2.0","vectorString":"AV:N/AC:L/Au:S/C:P/I:P/A:P","baseScore":6.5,"accessVector":"NETWORK","accessComplexity":"LOW","authentication":"SINGLE","confidentialityImpact":"PARTIAL","integrityImpact":"PARTIAL","availabilityImpact":"PARTIAL"},"baseSeverity":"MEDIUM","exploitabilityScore":8.0,"impactScore":6.4,"acInsufInfo":false,"obtainAllPrivilege":false,"obtainUserPrivilege":false,"obtainOtherPrivilege":false,"userInteractionRequired":false}]},"weaknesses":[{"source":"productsecurity@jci.com","type":"Secondary","description":[{"lang":"en","value":"CWE-269"}]},{"source":"nvd@nist.gov","type":"Primary","description":[{"lang":"en","value":"CWE-863"}]}],"configurations":[{"operator":"AND","nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:johnsoncontrols:f4-snc_firmware:11:*:*:*:*:*:*:*","matchCriteriaId":"E08B44E8-B71C-4DF4-AD05-62AE1E100AAB"}]},{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":false,"criteria":"cpe:2.3:h:johnsoncontrols:f4-snc:-:*:*:*:*:*:*:*","matchCriteriaId":"281D5513-A663-48DE-98D8-240C1FC767B5"}]}]}],"references":[{"url":"https://us-cert.cisa.gov/ics/advisories/icsa-21-182-01","source":"productsecurity@jci.com","tags":["Third Party Advisory","US Government Resource"]},{"url":"https://www.johnsoncontrols.com/cyber-solutions/security-advisories","source":"productsecurity@jci.com","tags":["Vendor Advisory"]},{"url":"https://us-cert.cisa.gov/ics/advisories/icsa-21-182-01","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Third Party Advisory","US Government Resource"]},{"url":"https://www.johnsoncontrols.com/cyber-solutions/security-advisories","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Vendor Advisory"]}]}}]}