{"id":"DEBIAN-CVE-2009-4501","details":"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.","modified":"2026-09-22T16:47:33.999543020Z","published":"2009-12-31T18:30:01.767Z","upstream":["CVE-2009-4501"],"references":[{"type":"ADVISORY","url":"https://security-tracker.debian.org/tracker/CVE-2009-4501"}],"affected":[{"package":{"name":"zabbix","ecosystem":"Debian:12","purl":"pkg:deb/debian/zabbix?arch=source&distro=bookworm"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:1.8-1"}]}],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2009-4501.json"}},{"package":{"name":"zabbix","ecosystem":"Debian:13","purl":"pkg:deb/debian/zabbix?arch=source&distro=trixie"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:1.8-1"}]}],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2009-4501.json"}},{"package":{"name":"zabbix","ecosystem":"Debian:14","purl":"pkg:deb/debian/zabbix?arch=source&distro=forky"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:1.8-1"}]}],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2009-4501.json"}}],"schema_version":"1.9.0"}