CVE-2011-4598

{"cve": {"data_type": "CVE", "references": {"reference_data": [{"url": "http://openwall.com/lists/oss-security/2011/12/09/3", "name": "[oss-security] 20111209 CVE Request -- Asterisk -- AST-2011-013 and AST-2011-014", "tags": [], "refsource": "MLIST"}, {"url": "http://downloads.asterisk.org/pub/security/AST-2011-014.html", "name": "http://downloads.asterisk.org/pub/security/AST-2011-014.html", "tags": [], "refsource": "CONFIRM"}, {"url": "http://openwall.com/lists/oss-security/2011/12/09/4", "name": "[oss-security] 20111209 Re: CVE Request -- Asterisk -- AST-2011-013 and AST-2011-014", "tags": [], "refsource": "MLIST"}, {"url": "http://secunia.com/advisories/47273", "name": "47273", "tags": [], "refsource": "SECUNIA"}, {"url": "http://osvdb.org/77598", "name": "77598", "tags": [], "refsource": "OSVDB"}, {"url": "http://www.debian.org/security/2011/dsa-2367", "name": "DSA-2367", "tags": [], "refsource": "DEBIAN"}]}, "data_format": "MITRE", "description": {"description_data": [{"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."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "en", "value": "CWE-200"}]}]}, "data_version": "4.0", "CVE_data_meta": {"ID": "CVE-2011-4598", "ASSIGNER": "secalert@redhat.com"}}, "impact": {"baseMetricV2": {"cvssV2": {"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"}, "severity": "MEDIUM", "impactScore": 2.9, "obtainAllPrivilege": false, "exploitabilityScore": 8.6, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": 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