{"affected":[{"affectedData":[{"product":"FAQ","vendor":"OTRS AG","versions":[{"lessThanOrEqual":"6.0.29","status":"affected","version":"6.0.x","versionType":"custom"}]},{"product":"OTRS","vendor":"OTRS AG","versions":[{"lessThanOrEqual":"7.0.24","status":"affected","version":"unspecified","versionType":"custom"}]}],"source":"security@otrs.com"}],"configurations":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:a:otrs:faq:*:*:*:*:*:*:*:*","matchCriteriaId":"5B3670FD-E893-4F88-A619-0898E422EBDE","versionEndExcluding":"6.0.29","versionStartIncluding":"6.0.0","vulnerable":true},{"criteria":"cpe:2.3:a:otrs:otrs:*:*:*:*:*:*:*:*","matchCriteriaId":"49D03751-FD5B-45FA-B77C-5ECE233C5818","versionEndExcluding":"7.0.24","versionStartIncluding":"7.0.0","vulnerable":true}],"negate":false,"operator":"OR"}]}],"cveTags":[],"descriptions":[{"lang":"en","value":"Agents are able to see linked FAQ articles without permissions (defined in FAQ Category). This issue affects: FAQ version 6.0.29 and prior versions, OTRS version 7.0.24 and prior versions."},{"lang":"es","value":"Los agentes pueden ser capaces de visualizar artículos de FAQ vinculados sin permisos (definidos en la categoría FAQ). Este problema afecta a: FAQ versión 6.0.29 y anteriores, OTRS versión 7.0.24 y anteriores"}],"id":"CVE-2021-21438","lastModified":"2026-06-17T03:35:34.573","metrics":{"cvssMetricV2":[{"acInsufInfo":false,"baseSeverity":"MEDIUM","cvssData":{"accessComplexity":"LOW","accessVector":"NETWORK","authentication":"SINGLE","availabilityImpact":"NONE","baseScore":4.0,"confidentialityImpact":"PARTIAL","integrityImpact":"NONE","vectorString":"AV:N/AC:L/Au:S/C:P/I:N/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":3.5,"baseSeverity":"LOW","confidentialityImpact":"LOW","integrityImpact":"NONE","privilegesRequired":"LOW","scope":"UNCHANGED","userInteraction":"REQUIRED","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:N/A:N","version":"3.1"},"exploitabilityScore":2.1,"impactScore":1.4,"source":"security@otrs.com","type":"Secondary"},{"cvssData":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":4.3,"baseSeverity":"MEDIUM","confidentialityImpact":"LOW","integrityImpact":"NONE","privilegesRequired":"LOW","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N","version":"3.1"},"exploitabilityScore":2.8,"impactScore":1.4,"source":"nvd@nist.gov","type":"Primary"}]},"published":"2021-03-22T09:15:13.437","references":[{"source":"security@otrs.com","tags":["Vendor Advisory"],"url":"https://otrs.com/release-notes/otrs-security-advisory-2021-08/"},{"source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Vendor Advisory"],"url":"https://otrs.com/release-notes/otrs-security-advisory-2021-08/"}],"sourceIdentifier":"security@otrs.com","vulnStatus":"Modified","weaknesses":[{"description":[{"lang":"en","value":"CWE-264"}],"source":"security@otrs.com","type":"Secondary"},{"description":[{"lang":"en","value":"CWE-276"}],"source":"nvd@nist.gov","type":"Primary"}]}