{"resultsPerPage":1,"startIndex":0,"totalResults":1,"format":"NVD_CVE","version":"2.0","timestamp":"2026-04-22T06:52:38.379","vulnerabilities":[{"cve":{"id":"CVE-2021-28814","sourceIdentifier":"security@qnapsecurity.com.tw","published":"2021-06-11T07:15:06.657","lastModified":"2024-11-21T06:00:15.227","vulnStatus":"Modified","cveTags":[],"descriptions":[{"lang":"en","value":"An improper access control vulnerability has been reported to affect QNAP NAS. If exploited, this vulnerability allows remote attackers to compromise the security of the software. This issue affects: QNAP Systems Inc. Helpdesk versions prior to 3.0.4."},{"lang":"es","value":"Se ha reportado una vulnerabilidad de control de acceso inapropiado  que afecta a QNAP NAS. Si es explotada, esta vulnerabilidad permite a atacantes remotos comprometer la seguridad del software. Este problema afecta: QNAP Systems Inc. versiones anteriores a 3.0.4"}],"metrics":{"cvssMetricV31":[{"source":"security@qnapsecurity.com.tw","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":"security@qnapsecurity.com.tw","type":"Secondary","description":[{"lang":"en","value":"CWE-269"}]},{"source":"nvd@nist.gov","type":"Primary","description":[{"lang":"en","value":"NVD-CWE-Other"}]}],"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:qnap:helpdesk:*:*:*:*:*:*:*:*","versionEndExcluding":"3.0.4","matchCriteriaId":"44688E7A-E038-492C-BAF9-5A2F25CD4B0A"}]}]}],"references":[{"url":"https://www.qnap.com/zh-tw/security-advisory/qsa-21-25","source":"security@qnapsecurity.com.tw","tags":["Vendor Advisory"]},{"url":"https://www.qnap.com/zh-tw/security-advisory/qsa-21-25","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Vendor Advisory"]}]}}]}