{"affected":[{"affectedData":[{"product":"VMware Horizon DaaS","vendor":"n/a","versions":[{"status":"affected","version":"VMware Horizon DaaS (7.x and 8.x before 8.0.1 Update 1)"}]}],"source":"security@vmware.com"}],"configurations":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:a:vmware:horizon_daas:*:*:*:*:*:*:*:*","matchCriteriaId":"04196964-03AF-4F6B-9159-5F635812FFA8","versionEndIncluding":"8.0.1","versionStartIncluding":"8.0.0","vulnerable":true},{"criteria":"cpe:2.3:a:vmware:horizon_daas:7.0.0:*:*:*:*:*:*:*","matchCriteriaId":"B3720873-7471-47D2-A814-E7441CA0754E","vulnerable":true}],"negate":false,"operator":"OR"}]}],"cveTags":[],"descriptions":[{"lang":"en","value":"VMware Horizon DaaS (7.x and 8.x before 8.0.1 Update 1) contains a broken authentication vulnerability due to a flaw in the way it handled the first factor authentication. Successful exploitation of this issue may allow an attacker to bypass two-factor authentication process. In order to exploit this issue, an attacker must have a legitimate account on Horizon DaaS."},{"lang":"es","value":"VMware Horizon DaaS (versiones 7.x y versiones 8.x anteriores a 8.0.1 Update 1), contiene una vulnerabilidad de autenticación rota debido a un fallo en la manera en que manejaba la autenticación del primer factor. Una explotación con éxito de este problema puede permitir a un atacante omitir el proceso de autenticación de dos factores. Para explotar este problema, un atacante debe tener una cuenta legítima en Horizon DaaS"}],"id":"CVE-2020-3977","lastModified":"2026-06-17T03:19:22.243","metrics":{"cvssMetricV2":[{"acInsufInfo":false,"baseSeverity":"MEDIUM","cvssData":{"accessComplexity":"LOW","accessVector":"NETWORK","authentication":"SINGLE","availabilityImpact":"NONE","baseScore":4.0,"confidentialityImpact":"NONE","integrityImpact":"PARTIAL","vectorString":"AV:N/AC:L/Au:S/C:N/I:P/A:N","version":"2.0"},"exploitabilityScore":8.0,"impactScore":2.9,"obtainAllPrivilege":false,"obtainOtherPrivilege":false,"obtainUserPrivilege":false,"source":"nvd@nist.gov","type":"Primary","userInteractionRequired":false}],"cvssMetricV31":[{"cvssData":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":6.5,"baseSeverity":"MEDIUM","confidentialityImpact":"NONE","integrityImpact":"HIGH","privilegesRequired":"LOW","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N","version":"3.1"},"exploitabilityScore":2.8,"impactScore":3.6,"source":"nvd@nist.gov","type":"Primary"}]},"published":"2020-09-22T14:15:12.297","references":[{"source":"security@vmware.com","tags":["Patch","Vendor Advisory"],"url":"https://www.vmware.com/security/advisories/VMSA-2020-0021.html"},{"source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Patch","Vendor Advisory"],"url":"https://www.vmware.com/security/advisories/VMSA-2020-0021.html"}],"sourceIdentifier":"security@vmware.com","vulnStatus":"Modified","weaknesses":[{"description":[{"lang":"en","value":"CWE-306"}],"source":"nvd@nist.gov","type":"Primary"}]}