{"api_version":"1","generated_at":"2026-07-23T03:09:16+00:00","cve":"CVE-2011-4598","urls":{"html":"https://cve.report/CVE-2011-4598","api":"https://cve.report/api/cve/CVE-2011-4598.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2011-4598","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2011-4598"},"summary":{"title":"CVE-2011-4598","description":"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.","state":"PUBLISHED","assigner":"redhat","published_at":"2011-12-15 03:57:34","updated_at":"2026-04-29 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