{"affected":[{"affectedData":[{"product":"OTRS","vendor":"OTRS AG","versions":[{"lessThanOrEqual":"8.0.9","status":"affected","version":"8.0.x","versionType":"custom"}]}],"source":"security@otrs.com"}],"configurations":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:a:otrs:otrs:*:*:*:*:*:*:*:*","matchCriteriaId":"E840BC83-9046-429B-8B6D-7B372C053D98","versionEndIncluding":"8.0.9","vulnerable":true}],"negate":false,"operator":"OR"}]}],"cveTags":[],"descriptions":[{"lang":"en","value":"When OTRS uses multiple backends for user authentication (with LDAP), agents are able to login even if the account is set to invalid. This issue affects OTRS; 8.0.9 and prior versions."},{"lang":"es","value":"Cuando OTRS usa múltiples backends para la autenticación de usuarios (con LDAP), unos agentes pueden iniciar sesión incluso si la cuenta está ajustada como no válida. Este problema afecta a OTRS; versiones 8.0.9 y anteriores"}],"id":"CVE-2020-1778","lastModified":"2026-06-17T03:02:23.147","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":"ADJACENT_NETWORK","availabilityImpact":"NONE","baseScore":4.1,"baseSeverity":"MEDIUM","confidentialityImpact":"LOW","integrityImpact":"LOW","privilegesRequired":"LOW","scope":"UNCHANGED","userInteraction":"REQUIRED","vectorString":"CVSS:3.1/AV:A/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:N","version":"3.1"},"exploitabilityScore":1.5,"impactScore":2.5,"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":"2020-11-23T16:15:13.120","references":[{"source":"security@otrs.com","tags":["Release Notes","Vendor Advisory"],"url":"https://otrs.com/release-notes/otrs-security-advisory-2020-16/"},{"source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Release Notes","Vendor Advisory"],"url":"https://otrs.com/release-notes/otrs-security-advisory-2020-16/"}],"sourceIdentifier":"security@otrs.com","vulnStatus":"Modified","weaknesses":[{"description":[{"lang":"en","value":"CWE-287"}],"source":"security@otrs.com","type":"Secondary"},{"description":[{"lang":"en","value":"CWE-287"}],"source":"nvd@nist.gov","type":"Primary"}]}