{"id":"CVE-2024-42333","aliases":["DEBIAN-CVE-2024-42333","DLA-3984-1","EUVD-2024-39879","GHSA-jm5w-96w4-8pcq","SUSE-SU-2025:02746-1","UBUNTU-CVE-2024-42333"],"status":"published","title":"Heap buffer over-read","description":"The researcher is showing that it is possible to leak a small amount of Zabbix Server memory using an out of bounds read in src/libs/zbxmedia/email.c","severity":{"version":"3.1","score":2.7,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:N","level":"low","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.0063,"percentile":0.50481,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-126"],"published":"2024-11-27T12:07:11Z","modified":"2026-11-02T12:02:46Z","fixes":[{"ecosystem":"Debian:13","package":"zabbix","fixed_in":["1:7.0.5+dfsg-1"],"sources":["osv"]},{"ecosystem":"Debian:14","package":"zabbix","fixed_in":["1:7.0.5+dfsg-1"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Debian:12","package":"zabbix","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1:6.0.14+dfsg-1","1:6.0.23+dfsg-1","1:6.0.23+dfsg-1~bpo12+1","1:6.0.24+dfsg-1","1:6.0.25+dfsg-1","1:6.0.29+dfsg-1","1:7.0.0+dfsg-1","1:7.0.0+dfsg-2","1:7.0.0+dfsg-2~bpo12+1","1:7.0.1+dfsg-1","1:7.0.1+dfsg-1~bpo12+1","1:7.0.10+dfsg-1","1:7.0.10+dfsg-2","1:7.0.2+dfsg-1","1:7.0.2+dfsg-1~bpo12+1","1:7.0.22+dfsg-1","1:7.0.22+dfsg-1.1","1:7.0.22+dfsg-1~bpo13+1","1:7.0.22+dfsg-1~deb13u1","1:7.0.27+dfsg-1","1:7.0.29+dfsg-1","1:7.0.29+dfsg-2","1:7.0.29+dfsg-2~bpo13+1","1:7.0.3+dfsg-1","1:7.0.5+dfsg-1","1:7.0.5+dfsg-1~bpo12+1","1:7.0.6+dfsg-1","1:7.0.9+dfsg-1","1:7.0.9+dfsg-1~bpo12+1"]},{"source":"osv","ecosystem":"Debian:13","package":"zabbix","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:7.0.5+dfsg-1"}]}]},{"source":"osv","ecosystem":"Debian:14","package":"zabbix","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:7.0.5+dfsg-1"}]}]},{"source":"osv","ecosystem":"Debian:11","package":"zabbix","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:5.0.45+dfsg-1+deb11u1"}]}],"versions":["1:5.0.14+dfsg-1","1:5.0.14+dfsg-1~bpo11+1","1:5.0.17+dfsg-1","1:5.0.17+dfsg-1~bpo11+1","1:5.0.44+dfsg-1+deb11u1","1:5.0.8+dfsg-1"],"bundled":5},{"source":"osv","ecosystem":"SUSE:Linux Enterprise Server LTSS Extended Security 12 SP5","package":"zabbix","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.0.12-4.32.1"}]}],"bundled":2},{"source":"osv","ecosystem":"Ubuntu:Pro:14.04:LTS","package":"zabbix","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1:2.0.6+dfsg-1ubuntu2","1:2.2.0+dfsg-1ubuntu1","1:2.2.0+dfsg-6ubuntu1","1:2.2.1+dfsg-1ubuntu3","1:2.2.2+dfsg-1ubuntu1","1:2.2.2+dfsg-1ubuntu1+esm1","1:2.2.2+dfsg-1ubuntu1+esm3","1:2.2.2+dfsg-1ubuntu1+esm4","1:2.2.2+dfsg-1ubuntu1+esm5"]},{"source":"osv","ecosystem":"Ubuntu:Pro:16.04:LTS","package":"zabbix","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1:2.4.6+dfsg-1","1:2.4.7+dfsg-1","1:2.4.7+dfsg-2","1:2.4.7+dfsg-2ubuntu2","1:2.4.7+dfsg-2ubuntu2.1","1:2.4.7+dfsg-2ubuntu2.1+esm1","1:2.4.7+dfsg-2ubuntu2.1+esm2","1:2.4.7+dfsg-2ubuntu2.1+esm3","1:2.4.7+dfsg-2ubuntu2.1+esm4"]},{"source":"osv","ecosystem":"Ubuntu:Pro:18.04:LTS","package":"zabbix","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1:3.0.7+dfsg-3","1:3.0.12+dfsg-1","1:3.0.12+dfsg-1ubuntu0.1~esm1","1:3.0.12+dfsg-1ubuntu0.1~esm2","1:3.0.12+dfsg-1ubuntu0.1~esm3","1:3.0.12+dfsg-1ubuntu0.1~esm4"]},{"source":"osv","ecosystem":"Ubuntu:Pro:20.04:LTS","package":"zabbix","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1:4.0.4+dfsg-1build2","1:4.0.4+dfsg-1build3","1:4.0.11+dfsg-1","1:4.0.14+dfsg-1","1:4.0.15+dfsg-1","1:4.0.16+dfsg-1","1:4.0.16+dfsg-1build1","1:4.0.17+dfsg-1","1:4.0.17+dfsg-1ubuntu0.1~esm1","1:4.0.17+dfsg-1ubuntu0.1~esm2"]},{"source":"osv","ecosystem":"Ubuntu:Pro:22.04:LTS","package":"zabbix","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1:5.0.8+dfsg-1build1","1:5.0.14+dfsg-1","1:5.0.17+dfsg-1","1:5.0.17+dfsg-1ubuntu0.1~esm1"]}],"products":[{"vendor":"zabbix","product":"zabbix"}],"references":[{"url":"https://support.zabbix.com/browse/ZBX-25629","tags":["Vendor Advisory","advisory","report"]},{"url":"https://lists.debian.org/debian-lts-announce/2024/12/msg00005.html","tags":["web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2024-42333"},{"url":"https://github.com/advisories/GHSA-jm5w-96w4-8pcq"},{"url":"https://security-tracker.debian.org/tracker/CVE-2024-42333","tags":["advisory"]},{"url":"https://www.suse.com/support/update/announcement/2025/suse-su-202502746-1/","tags":["advisory"]},{"url":"https://bugzilla.suse.com/1233791","tags":["report"]},{"url":"https://bugzilla.suse.com/1233834","tags":["report"]},{"url":"https://www.suse.com/security/cve/CVE-2024-22117","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2024-42333","tags":["web"]},{"url":"https://ubuntu.com/security/CVE-2024-42333","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2024-42333","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2024-42333","title":"Heap buffer over-read","description":"The researcher is showing that it is possible to leak a small amount of Zabbix Server memory using an out of bounds read in src/libs/zbxmedia/email.c","status":"published","published":"2024-11-27T12:07:11.159Z","modified":"2025-11-03T22:04:47.471Z","cvss":[{"version":"3.1","score":2.7,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:N","level":"low","assessor":"cna"}],"cwes":["CWE-126"],"updated_at":"2026-11-02T14:34:02.652467Z"}],"euvd":[{"id":"EUVD-2024-39879","description":"The researcher is showing that it is possible to leak a small amount of Zabbix Server memory using an out of bounds read in src/libs/zbxmedia/email.c","status":"published","published":"2024-11-27T12:07:11Z","modified":"2025-11-03T22:04:47Z","cvss":[{"version":"3.1","score":2.7,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:N","level":"low"}],"updated_at":"2026-11-02T19:49:29.890052Z"}],"ghsa":[{"id":"GHSA-jm5w-96w4-8pcq","title":"The researcher is showing that it is possible to leak a small amount of Zabbix Server memory...","description":"The researcher is showing that it is possible to leak a small amount of Zabbix Server memory using an out of bounds read in src/libs/zbxmedia/email.c","status":"published","published":"2024-11-27T12:31:55Z","modified":"2025-11-04T00:32:10Z","cvss":[{"version":"3.1","score":2.7,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:N","level":"low"}],"cwes":["CWE-126"],"updated_at":"2026-11-02T15:04:30.667422Z"}],"nvd":[{"id":"CVE-2024-42333","description":"The researcher is showing that it is possible to leak a small amount of Zabbix Server memory using an out of bounds read in src/libs/zbxmedia/email.c","status":"published","published":"2024-11-27T12:15:21.35Z","modified":"2026-06-17T07:49:16.69Z","cvss":[{"version":"3.1","score":2.7,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:N","level":"low","assessor":"secondary"}],"cwes":["CWE-126"],"updated_at":"2026-11-02T14:10:38.347238Z"}],"osv":[{"id":"CVE-2024-42333","description":"The researcher is showing that it is possible to leak a small amount of Zabbix Server memory using an out of bounds read in src/libs/zbxmedia/email.c","status":"published","published":"2024-11-27T12:15:21.35Z","modified":"2026-10-24T14:36:25.033184357Z","cvss":[{"version":"3.1","score":2.7,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:N","level":"low"}],"updated_at":"2026-11-02T15:44:42.322107Z"},{"id":"DEBIAN-CVE-2024-42333","description":"The researcher is showing that it is possible to leak a small amount of Zabbix Server memory using an out of bounds read in src/libs/zbxmedia/email.c","status":"published","published":"2024-11-27T12:15:21.35Z","modified":"2026-11-02T12:02:46.991768055Z","cvss":[{"version":"3.1","score":2.7,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:N","level":"low"}],"updated_at":"2026-11-02T15:45:43.156294Z"},{"id":"UBUNTU-CVE-2024-42333","description":"The researcher is showing that it is possible to leak a small amount of Zabbix Server memory using an out of bounds read in src/libs/zbxmedia/email.c","status":"published","published":"2024-11-27T12:15:00Z","modified":"2025-10-24T05:11:47Z","cvss":[{"version":"3.1","score":2.7,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:N","level":"low"}],"updated_at":"2026-11-02T16:54:58.679387Z"},{"id":"DLA-3984-1","title":"zabbix - security update","status":"published","published":"2024-12-07T00:00:00Z","modified":"2026-03-09T01:22:51.906808Z","updated_at":"2026-11-02T15:46:12.203458Z"},{"id":"SUSE-SU-2025:02746-1","title":"Security update for zabbix","description":"This update for zabbix fixes the following issues:\n\n- CVE-2024-42333: Fixed buffer over-read for broken UTF8 mail data injection. (bsc#1233834)\n- CVE-2024-22117: Fixed a bug that can cause the map element to crash when new URLs are added. (bsc#1233791)\n  ","status":"published","published":"2025-08-11T06:20:26Z","modified":"2026-02-04T02:29:09.074152Z","updated_at":"2026-11-02T15:53:57.111474Z"}]}}