CVE-2011-4598

{"id": "CVE-2011-4598", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 4.3, "accessVector": "NETWORK", "vectorString": "AV:N/AC:M/Au:N/C:N/I:N/A:P", "authentication": "NONE", "integrityImpact": "NONE", "accessComplexity": "MEDIUM", "availabilityImpact": "PARTIAL", "confidentialityImpact": "NONE"}, "acInsufInfo": false, "impactScore": 2.9, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 8.6, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}]}, "published": "2011-12-15T03:57:34.357", "references": [{"url": "http://downloads.asterisk.org/pub/security/AST-2011-014.html", "source": "secalert@redhat.com"}, {"url": "http://openwall.com/lists/oss-security/2011/12/09/3", "source": "secalert@redhat.com"}, {"url": "http://openwall.com/lists/oss-security/2011/12/09/4", "source": "secalert@redhat.com"}, {"url": "http://osvdb.org/77598", "source": "secalert@redhat.com"}, {"url": "http://secunia.com/advisories/47273", "source": "secalert@redhat.com"}, {"url": "http://www.debian.org/security/2011/dsa-2367", "source": "secalert@redhat.com"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-200"}]}], "descriptions": [{"lang": "en", "value": "The handle_request_info function in channels/chan_sip.c in Asterisk Open Source 1.6.2.x before 1.6.2.21 and 1.8.x before 1.8.7.2, when automon is enabled, allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) via a crafted sequence of SIP requests."}, {"lang": "es", "value": "La funci\u00f3n handle_request_info en el archivo channels/chan_sip.c en Open Source de Asterisk versiones 1.6.2.x anteriores a 1.6.2.21 y versiones 1.8.x anteriores a 1.8.7.2, cuando automon est\u00e1 habilitado, permite a los atacantes remotos causar una denegaci\u00f3n de servicio (desreferencia del puntero NULL y bloqueo del demonio) por medio de una secuencia dise\u00f1ada de peticiones SIP."}], "lastModified": "2012-09-01T03:38:27.320", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:digium:asterisk:1.8.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "F6344E43-E8AA-4340-B3A7-72F5D6A5D184"}, {"criteria": "cpe:2.3:a:digium:asterisk:1.8.0:beta1:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "4C170C1C-909D-4439-91B5-DB1A9CD150C9"}, {"criteria": "cpe:2.3:a:digium:asterisk:1.8.0:beta2:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "EE821BE5-B1D3-4854-A700-3A83E5F15724"}, {"criteria": "cpe:2.3:a:digium:asterisk:1.8.0:beta3:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "149C57CA-0B4B-4220-87FC-432418D1C393"}, {"criteria": "cpe:2.3:a:digium:asterisk:1.8.0:beta4:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "035595D5-BBEC-4D85-AD7A-A2C932D2BA70"}, {"criteria": "cpe:2.3:a:digium:asterisk:1.8.0:beta5:*:*:*:*:*:*", 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