{"id":"CVE-2009-4500","details":"The process_trap function in trapper/trapper.c in Zabbix Server before 1.6.6 allows remote attackers to cause a denial of service (crash) via a crafted request with data that lacks an expected : (colon) separator, which triggers a NULL pointer dereference.","modified":"2026-04-10T03:41:02.336452Z","published":"2009-12-31T18:30:01Z","references":[{"type":"ADVISORY","url":"http://secunia.com/advisories/37740"},{"type":"ADVISORY","url":"http://www.vupen.com/english/advisories/2009/3514"},{"type":"ADVISORY","url":"https://support.zabbix.com/browse/ZBX-993"},{"type":"WEB","url":"http://www.securityfocus.com/archive/1/508436/30/60/threaded"}],"schema_version":"1.7.5"}