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"matchCriteriaId": "A7B5EDAB-61DD-4864-A159-39292D339DA2", "vulnerable": true}, {"criteria": "cpe:2.3:a:asterisk:s800i:1.1.0.1:*:*:*:*:*:*:*", "matchCriteriaId": "101DFEFB-7627-4D36-AAA2-EDFB4D0E5AB5", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "descriptions": [{"lang": "en", "value": "The IAX2 channel driver (chan_iax2) in Asterisk 1.2 before revision 72630 and 1.4 before revision 65679, when configured to allow unauthenticated calls, sends \"early audio\" to an unverified source IP address of a NEW message, which allows remote attackers to cause a denial of service (traffic amplification) via a spoofed NEW message."}, {"lang": "es", "value": "El IAX2 channel driver (chan_iax2) en Asterisk 1.2 anterior a la revisi\u00f3n 72630 y 1.4 anterior a la revisi\u00f3n 65679, cuando est\u00e1 configurado para permitir llamadas sin autenticaci\u00f3n, env\u00eda \"early audio\" a una IP sin verificar de un mensaje NEW, lo que permite a atacantes remotos provocar una denegaci\u00f3n de servicio (amplificaci\u00f3n del tr\u00e1fico) a trav\u00e9s de un mensaje NEW falseado."}], "id": "CVE-2008-1923", "lastModified": "2024-11-21T00:45:40.483", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "HIGH", "cvssData": {"accessComplexity": "MEDIUM", "accessVector": "NETWORK", "authentication": "NONE", "availabilityImpact": "COMPLETE", "baseScore": 7.1, "confidentialityImpact": "NONE", "integrityImpact": "NONE", "vectorString": "AV:N/AC:M/Au:N/C:N/I:N/A:C", "version": "2.0"}, "exploitabilityScore": 8.6, "impactScore": 6.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "nvd@nist.gov", "type": "Primary", "userInteractionRequired": false}]}, "published": "2008-04-23T16:05:00.000", "references": [{"source": "cve@mitre.org", "url": "http://bugs.digium.com/view.php?id=10078"}, {"source": "cve@mitre.org", "url": "http://downloads.digium.com/pub/security/AST-2008-006.html"}, {"source": "cve@mitre.org", "url": "http://www.altsci.com/concepts/page.php?s=asteri&p=1"}, {"source": "cve@mitre.org", "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/42049"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://bugs.digium.com/view.php?id=10078"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://downloads.digium.com/pub/security/AST-2008-006.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.altsci.com/concepts/page.php?s=asteri&p=1"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/42049"}], "sourceIdentifier": "cve@mitre.org", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-16"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{}