CVE-2011-2586

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{"affected": [{"affectedData": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "source": "psirt@cisco.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:cisco:ios:12.4:*:*:*:*:*:*:*", "matchCriteriaId": "9D4D8C72-E7BB-40BF-9AE5-622794D63E09", "vulnerable": true}, {"criteria": "cpe:2.3:o:cisco:ios:15.0:*:*:*:*:*:*:*", "matchCriteriaId": "CF87CC9A-1AF5-4DB4-ACE5-DB938D3B2F84", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "The HTTP client in Cisco IOS 12.4 and 15.0 allows user-assisted remote attackers to cause a denial of service (device crash) via a malformed HTTP response to a request for service installation, aka Bug ID CSCts12249."}, {"lang": "es", "value": "El cliente HTTP en Cisco IOS v12.4 y v15.0, permite a atacantes remotos asistidos por el usuario provocar una denegaci\u00f3n de servicio (ca\u00edda del dispositivo) a trav\u00e9s de un formato incorrecto de respuesta HTTP a una solicitud de servicio de instalaci\u00f3n, tambi\u00e9n conocido como Bug ID CSCts12249."}], "id": "CVE-2011-2586", "lastModified": "2026-06-16T23:31:36.143", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "HIGH", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "COMPLETE", "baseScore": 5.4, "confidentialityImpact": "NONE", "integrityImpact": "NONE", "vectorString": "AV:N/AC:H/Au:N/C:N/I:N/A:C", "version": "2.0"}, "exploitabilityScore": 4.9, "impactScore": 6.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": true}]}, "published": "2012-05-02T10:09:21.237", "references": [{"source": "psirt@cisco.com", "tags": ["Vendor Advisory"], "url": "http://tools.cisco.com/security/center/viewAlert.x?alertId=24436"}, {"source": "psirt@cisco.com", "url": "http://www.securitytracker.com/id?1027005"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Vendor Advisory"], "url": "http://tools.cisco.com/security/center/viewAlert.x?alertId=24436"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.securitytracker.com/id?1027005"}], "sourceIdentifier": "psirt@cisco.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-20"}], "source": "nvd@nist.gov", "type": "Primary"}]}

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