{"resultsPerPage":1,"startIndex":0,"totalResults":1,"format":"NVD_CVE","version":"2.0","timestamp":"2026-05-11T19:20:00.026","vulnerabilities":[{"cve":{"id":"CVE-2020-5759","sourceIdentifier":"vulnreport@tenable.com","published":"2020-07-17T21:15:13.937","lastModified":"2024-11-21T05:34:33.120","vulnStatus":"Modified","cveTags":[],"descriptions":[{"lang":"en","value":"Grandstream UCM6200 series firmware version 1.0.20.23 and below is vulnerable to OS command injection via SSH. An authenticated remote attacker can execute commands as the root user by issuing a specially crafted \"unset\" command."},{"lang":"es","value":"Grandstream serie UCM6200 versiones de firmware 1.0.20.23 y posterior, es vulnerable a una inyección de comandos del Sistema Operativo por medio de SSH. Un atacante autenticado remoto puede ejecutar comandos como usuario root al emitir un comando \"unset\" especialmente diseñado"}],"metrics":{"cvssMetricV31":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","baseScore":9.8,"baseSeverity":"CRITICAL","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH"},"exploitabilityScore":3.9,"impactScore":5.9}],"cvssMetricV2":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"2.0","vectorString":"AV:N/AC:L/Au:N/C:C/I:C/A:C","baseScore":10.0,"accessVector":"NETWORK","accessComplexity":"LOW","authentication":"NONE","confidentialityImpact":"COMPLETE","integrityImpact":"COMPLETE","availabilityImpact":"COMPLETE"},"baseSeverity":"HIGH","exploitabilityScore":10.0,"impactScore":10.0,"acInsufInfo":false,"obtainAllPrivilege":false,"obtainUserPrivilege":false,"obtainOtherPrivilege":false,"userInteractionRequired":false}]},"weaknesses":[{"source":"vulnreport@tenable.com","type":"Secondary","description":[{"lang":"en","value":"CWE-78"}]},{"source":"nvd@nist.gov","type":"Primary","description":[{"lang":"en","value":"CWE-78"}]}],"configurations":[{"operator":"AND","nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:grandstream:ucm6202_firmware:*:*:*:*:*:*:*:*","versionEndIncluding":"1.0.20.23","matchCriteriaId":"685CBD60-7C46-4DF8-A25C-8003D02B0175"}]},{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":false,"criteria":"cpe:2.3:h:grandstream:ucm6202:-:*:*:*:*:*:*:*","matchCriteriaId":"9864BD0F-BE9C-4F72-AB57-77036699029B"}]}]},{"operator":"AND","nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:grandstream:ucm6204_firmware:*:*:*:*:*:*:*:*","versionEndIncluding":"1.0.20.23","matchCriteriaId":"6A180364-ABDF-49EE-80CB-31DA799DDA1C"}]},{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":false,"criteria":"cpe:2.3:h:grandstream:ucm6204:-:*:*:*:*:*:*:*","matchCriteriaId":"B5A26ABB-8BED-4E61-91AA-ABF1B90CBD81"}]}]},{"operator":"AND","nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:grandstream:ucm6208_firmware:*:*:*:*:*:*:*:*","versionEndIncluding":"1.0.20.23","matchCriteriaId":"50793718-3D0C-449C-940E-3157259B9F06"}]},{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":false,"criteria":"cpe:2.3:h:grandstream:ucm6208:-:*:*:*:*:*:*:*","matchCriteriaId":"EA744718-8862-4579-B9CF-E1E8137A02E6"}]}]}],"references":[{"url":"https://www.tenable.com/security/research/tra-2020-42","source":"vulnreport@tenable.com","tags":["Not Applicable"]},{"url":"https://www.tenable.com/cve/CVE-2020-5759","source":"nvd@nist.gov","tags":["Third Party Advisory"]},{"url":"https://www.tenable.com/security/research/tra-2020-42","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Not Applicable"]}]}}]}