{"id":"CVE-2009-4501","aliases":["DEBIAN-CVE-2009-4501","EUVD-2009-4467","GHSA-m4jh-qvf3-23v6"],"status":"published","title":"The zbx_get_next_field function in libs/zbxcommon/str.c in Zabbix Server before 1.6.8 allows...","description":"The zbx_get_next_field function in libs/zbxcommon/str.c in Zabbix Server before 1.6.8 allows remote attackers to cause a denial of service (crash) via a request that lacks expected separators, which triggers a NULL pointer dereference, as demonstrated using the Command keyword.","severity":{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-07","score":0.0853,"percentile":0.95084,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":true},"cwes":["CWE-119"],"published":"2009-12-31T18:00:00Z","modified":"2026-10-23T17:47:28Z","exploits":[{"source":"exploitdb","id":"EDB-10432","title":"Zabbix Server - Multiple Vulnerabilities","type":"webapps","platform":"multiple","date":"2009-12-14","verified":true,"url":"https://www.exploit-db.com/exploits/10432"}],"fixes":[{"ecosystem":"Debian:12","package":"zabbix","fixed_in":["1:1.8-1"],"sources":["osv"]},{"ecosystem":"Debian:13","package":"zabbix","fixed_in":["1:1.8-1"],"sources":["osv"]},{"ecosystem":"Debian:14","package":"zabbix","fixed_in":["1:1.8-1"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Debian:12","package":"zabbix","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:1.8-1"}]}]},{"source":"osv","ecosystem":"Debian:13","package":"zabbix","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:1.8-1"}]}]},{"source":"osv","ecosystem":"Debian:14","package":"zabbix","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:1.8-1"}]}]}],"products":[{"vendor":"zabbix","product":"zabbix"}],"references":[{"url":"http://www.securityfocus.com/archive/1/508436/30/60/threaded","tags":["mailing-list","x_refsource_BUGTRAQ","x_transferred","Patch","fix"]},{"url":"https://support.zabbix.com/browse/ZBX-1355","tags":["x_refsource_CONFIRM","x_transferred","web"]},{"url":"http://secunia.com/advisories/37740","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred","Vendor Advisory","advisory"]},{"url":"http://www.vupen.com/english/advisories/2009/3514","tags":["vdb-entry","x_refsource_VUPEN","x_transferred","Vendor Advisory","advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2009-4501"},{"url":"https://github.com/advisories/GHSA-m4jh-qvf3-23v6"},{"url":"https://security-tracker.debian.org/tracker/CVE-2009-4501","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2009-4501","description":"The zbx_get_next_field function in libs/zbxcommon/str.c in Zabbix Server before 1.6.8 allows remote attackers to cause a denial of service (crash) via a request that lacks expected separators, which triggers a NULL pointer dereference, as demonstrated using the Command keyword.","status":"published","published":"2009-12-31T18:00:00Z","modified":"2024-09-17T01:37:01.05Z","updated_at":"2026-11-02T14:33:24.782697Z"}],"euvd":[{"id":"EUVD-2009-4467","description":"The zbx_get_next_field function in libs/zbxcommon/str.c in Zabbix Server before 1.6.8 allows remote attackers to cause a denial of service (crash) via a request that lacks expected separators, which triggers a NULL pointer dereference, as demonstrated using the Command keyword.","status":"published","published":"2009-12-31T18:00:00Z","modified":"2024-09-17T01:37:01Z","updated_at":"2026-11-03T00:28:47.904483Z"}],"ghsa":[{"id":"GHSA-m4jh-qvf3-23v6","title":"The zbx_get_next_field function in libs/zbxcommon/str.c in Zabbix Server before 1.6.8 allows...","description":"The zbx_get_next_field function in libs/zbxcommon/str.c in Zabbix Server before 1.6.8 allows remote attackers to cause a denial of service (crash) via a request that lacks expected separators, which triggers a NULL pointer dereference, as demonstrated using the Command keyword.","status":"published","published":"2022-05-02T03:55:17Z","modified":"2023-01-31T05:09:10Z","cwes":["CWE-119"],"updated_at":"2026-11-02T14:49:29.477947Z"}],"nvd":[{"id":"CVE-2009-4501","description":"The zbx_get_next_field function in libs/zbxcommon/str.c in Zabbix Server before 1.6.8 allows remote attackers to cause a denial of service (crash) via a request that lacks expected separators, which triggers a NULL pointer dereference, as demonstrated using the Command keyword.","status":"published","published":"2009-12-31T18:30:01.767Z","modified":"2026-06-16T23:13:47.237Z","cvss":[{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-119"],"updated_at":"2026-11-02T14:01:38.33745Z"}],"osv":[{"id":"CVE-2009-4501","description":"The zbx_get_next_field function in libs/zbxcommon/str.c in Zabbix Server before 1.6.8 allows remote attackers to cause a denial of service (crash) via a request that lacks expected separators, which triggers a NULL pointer dereference, as demonstrated using the Command keyword.","status":"published","published":"2009-12-31T18:30:01Z","modified":"2026-04-10T03:41:01.663358Z","updated_at":"2026-11-02T15:43:57.714116Z"},{"id":"DEBIAN-CVE-2009-4501","description":"The zbx_get_next_field function in libs/zbxcommon/str.c in Zabbix Server before 1.6.8 allows remote attackers to cause a denial of service (crash) via a request that lacks expected separators, which triggers a NULL pointer dereference, as demonstrated using the Command keyword.","status":"published","published":"2009-12-31T18:30:01.767Z","modified":"2026-10-23T17:47:28.465041237Z","updated_at":"2026-11-02T15:45:24.013654Z"}]}}