CVE-2021-22873

{"id": "CVE-2021-22873", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 5.8, "accessVector": "NETWORK", "vectorString": "AV:N/AC:M/Au:N/C:P/I:P/A:N", "authentication": "NONE", "integrityImpact": "PARTIAL", "accessComplexity": "MEDIUM", "availabilityImpact": "NONE", "confidentialityImpact": "PARTIAL"}, "acInsufInfo": false, "impactScore": 4.9, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 8.6, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": true}], "cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "CHANGED", "version": "3.1", "baseScore": 6.1, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N", "integrityImpact": "LOW", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "LOW"}, "impactScore": 2.7, "exploitabilityScore": 2.8}]}, "published": "2021-01-26T18:16:19.163", "references": [{"url": "http://packetstormsecurity.com/files/161070/Revive-Adserver-5.0.5-Cross-Site-Scripting-Open-Redirect.html", "tags": ["Third Party Advisory", "VDB Entry"], "source": "support@hackerone.com"}, {"url": "http://seclists.org/fulldisclosure/2021/Jan/60", "tags": ["Broken Link", "Mailing List", "Third Party Advisory"], "source": "support@hackerone.com"}, {"url": "https://github.com/revive-adserver/revive-adserver/issues/1068", "tags": ["Issue Tracking", "Third Party Advisory"], "source": "support@hackerone.com"}, {"url": "https://hackerone.com/reports/1081406", "tags": ["Exploit", "Third Party Advisory"], "source": "support@hackerone.com"}, {"url": "https://www.revive-adserver.com/security/revive-sa-2021-001/", "tags": ["Vendor Advisory"], "source": "support@hackerone.com"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-601"}]}, {"type": "Secondary", "source": "support@hackerone.com", "description": [{"lang": "en", "value": "CWE-601"}]}], "descriptions": [{"lang": "en", "value": "Revive Adserver before 5.1.0 is vulnerable to open redirects via the `dest`, `oadest`, and/or `ct0` parameters of the lg.php and ck.php delivery scripts. Such open redirects had previously been available by design to allow third party ad servers to track such metrics when delivering ads. However, third party click tracking via redirects is not a viable option anymore, leading to such open redirect functionality being removed and reclassified as a vulnerability."}, {"lang": "es", "value": "Revive Adserver versiones anteriores a 5.1.0 es vulnerable a redireccionamientos abiertos por medio de los par\u00e1metros \"dest\",\"oadest\" y/o \"ct0\" de los scripts de entrega de los archivos lg.php y ck.php. Estos redireccionamientos abiertos hab\u00edan estado disponibles anteriormente por dise\u00f1o para permitir a unos servidores de anuncios de terceros rastrear tales m\u00e9tricas al entregar anuncios. Sin embargo, el seguimiento de clics de terceros por medio de los redireccionamientos ya no es una opci\u00f3n viable, conllevando a que dicha funcionalidad de redireccionamiento abierto sea eliminada y reclasificada como una vulnerabilidad"}], "lastModified": "2021-02-02T15:09:34.250", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:revive-adserver:revive_adserver:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "FA528298-DAAD-4C82-A08C-9F916F5A86BF", "versionEndExcluding": "5.1.0"}], "operator": "OR"}]}], "sourceIdentifier": "support@hackerone.com"}