{"affected":[{"affectedData":[{"product":"opencast","vendor":"opencast","versions":[{"status":"affected","version":"< 7.6"},{"status":"affected","version":">= 8.0, < 8.1"}]}],"source":"security-advisories@github.com"}],"configurations":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:a:apereo:opencast:*:*:*:*:*:*:*:*","matchCriteriaId":"7056094F-6E63-4BFB-B8A3-125746BA882C","versionEndExcluding":"7.6","vulnerable":true},{"criteria":"cpe:2.3:a:apereo:opencast:8.0:*:*:*:*:*:*:*","matchCriteriaId":"4A82AABB-ACF6-4017-99E8-4DA90CE416D7","vulnerable":true}],"negate":false,"operator":"OR"}]}],"cveTags":[],"descriptions":[{"lang":"en","value":"Opencast before 7.6 and 8.1 enables a remember-me cookie based on a hash created from the username, password, and an additional system key. This means that an attacker getting access to a remember-me token for one server can get access to all servers which allow log-in using the same credentials without ever needing the credentials. This problem is fixed in Opencast 7.6 and Opencast 8.1"},{"lang":"es","value":"Opencast versiones anteriores a 7.6 y 8.1, habilita una cookie remember-me basada en un hash creado a partir del nombre de usuario, contraseña y una clave de sistema adicional. Esto significa que un atacante que obtiene acceso a un token remember-me para un servidor puede obtener acceso a todos los servidores que permiten el inicio de sesión con las mismas credenciales sin necesidad alguna de las credenciales. Este problema se corrigió en Opencast versión 7.6 y Opencast versión 8.1."}],"id":"CVE-2020-5222","lastModified":"2026-06-17T03:21:03.337","metrics":{"cvssMetricV2":[{"acInsufInfo":false,"baseSeverity":"MEDIUM","cvssData":{"accessComplexity":"LOW","accessVector":"NETWORK","authentication":"SINGLE","availabilityImpact":"PARTIAL","baseScore":6.5,"confidentialityImpact":"PARTIAL","integrityImpact":"PARTIAL","vectorString":"AV:N/AC:L/Au:S/C:P/I:P/A:P","version":"2.0"},"exploitabilityScore":8.0,"impactScore":6.4,"obtainAllPrivilege":false,"obtainOtherPrivilege":false,"obtainUserPrivilege":false,"source":"nvd@nist.gov","type":"Primary","userInteractionRequired":false}],"cvssMetricV31":[{"cvssData":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":6.8,"baseSeverity":"MEDIUM","confidentialityImpact":"HIGH","integrityImpact":"NONE","privilegesRequired":"LOW","scope":"CHANGED","userInteraction":"REQUIRED","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:N/A:N","version":"3.1"},"exploitabilityScore":2.3,"impactScore":4.0,"source":"security-advisories@github.com","type":"Secondary"},{"cvssData":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":8.8,"baseSeverity":"HIGH","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"LOW","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","version":"3.1"},"exploitabilityScore":2.8,"impactScore":5.9,"source":"nvd@nist.gov","type":"Primary"}]},"published":"2020-01-30T21:15:14.980","references":[{"source":"security-advisories@github.com","tags":["Patch"],"url":"https://github.com/opencast/opencast/commit/1a7172c95af8d542a77ae5b153e4c834dd4788a6"},{"source":"security-advisories@github.com","tags":["Mitigation","Third Party Advisory"],"url":"https://github.com/opencast/opencast/security/advisories/GHSA-mh8g-hprg-8363"},{"source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Patch"],"url":"https://github.com/opencast/opencast/commit/1a7172c95af8d542a77ae5b153e4c834dd4788a6"},{"source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Mitigation","Third Party Advisory"],"url":"https://github.com/opencast/opencast/security/advisories/GHSA-mh8g-hprg-8363"}],"sourceIdentifier":"security-advisories@github.com","vulnStatus":"Modified","weaknesses":[{"description":[{"lang":"en","value":"CWE-798"}],"source":"security-advisories@github.com","type":"Secondary"},{"description":[{"lang":"en","value":"CWE-798"}],"source":"nvd@nist.gov","type":"Primary"}]}