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{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:groupon:groupon_merchants:-:-:*:*:*:android:*:*", "matchCriteriaId": "E485DB00-BE0F-440C-93FC-1B4D83992E0D", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "The Groupon Redemptions application for Android does not verify that the server hostname matches a domain name in the subject's Common Name (CN) or subjectAltName field of the X.509 certificate, which allows man-in-the-middle attackers to spoof SSL servers via an arbitrary valid certificate."}, {"lang": "es", "value": "La aplicaci\u00f3n para Android Groupon Redemptions no comprueba si el nombre del servidor coincide con un nombre de dominio en el Common Name (CN) del asunto o el campo subjectAltName del certificado X.509, lo que permite a atacantes man-in-the-middle falsificar servidores SSL a trav\u00e9s de un certificado v\u00e1lido de su elecci\u00f3n."}], "id": "CVE-2012-5809", "lastModified": "2026-04-29T01:13:23.040", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "MEDIUM", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "NONE", "baseScore": 5.8, "confidentialityImpact": "PARTIAL", "integrityImpact": "PARTIAL", "vectorString": "AV:N/AC:M/Au:N/C:P/I:P/A:N", "version": "2.0"}, "exploitabilityScore": 8.6, "impactScore": 4.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}]}, "published": "2012-11-04T22:55:04.343", "references": [{"source": "cve@mitre.org", "tags": ["Exploit"], "url": "http://www.cs.utexas.edu/~shmat/shmat_ccs12.pdf"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Exploit"], "url": "http://www.cs.utexas.edu/~shmat/shmat_ccs12.pdf"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-310"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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