{"id":"CVE-2019-6445","aliases":["ALPINE-CVE-2019-6445","DEBIAN-CVE-2019-6445","EUVD-2019-16006","GHSA-48cf-q482-5pp4","UBUNTU-CVE-2019-6445","openSUSE-SU-2019:0082-1","openSUSE-SU-2024:11103-1"],"status":"published","title":"An issue was discovered in NTPsec before 1.1.3. An authenticated attacker can cause a NULL...","description":"An issue was discovered in NTPsec before 1.1.3. An authenticated attacker can cause a NULL pointer dereference and ntpd crash in ntp_control.c, related to ctl_getitem.","severity":{"version":"3.0","score":6.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.14689,"percentile":0.96689,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":true,"fix_available":true},"cwes":["CWE-476"],"published":"2019-01-16T05:00:00Z","modified":"2026-11-03T06:32:29Z","exploits":[{"source":"exploitdb","id":"EDB-46177","title":"NTPsec 1.1.2 - 'ntp_control' (Authenticated) NULL Pointer Dereference (PoC)","type":"dos","platform":"linux","date":"2019-01-16","verified":true,"url":"https://www.exploit-db.com/exploits/46177"}],"fixes":[{"ecosystem":"Alpine:v3.10","package":"ntpsec","fixed_in":["1.1.3-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.11","package":"ntpsec","fixed_in":["1.1.3-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.12","package":"ntpsec","fixed_in":["1.1.3-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.13","package":"ntpsec","fixed_in":["1.1.3-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.14","package":"ntpsec","fixed_in":["1.1.3-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.15","package":"ntpsec","fixed_in":["1.1.3-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.16","package":"ntpsec","fixed_in":["1.1.3-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.17","package":"ntpsec","fixed_in":["1.1.3-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.18","package":"ntpsec","fixed_in":["1.1.3-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.19","package":"ntpsec","fixed_in":["1.1.3-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.20","package":"ntpsec","fixed_in":["1.1.3-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.21","package":"ntpsec","fixed_in":["1.1.3-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.22","package":"ntpsec","fixed_in":["1.1.3-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.23","package":"ntpsec","fixed_in":["1.1.3-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.24","package":"ntpsec","fixed_in":["1.1.3-r0"],"sources":["osv"]},{"ecosystem":"Debian:12","package":"ntpsec","fixed_in":["1.1.3+dfsg1-1"],"sources":["osv"]},{"ecosystem":"Debian:13","package":"ntpsec","fixed_in":["1.1.3+dfsg1-1"],"sources":["osv"]},{"ecosystem":"Debian:14","package":"ntpsec","fixed_in":["1.1.3+dfsg1-1"],"sources":["osv"]},{"ecosystem":"Ubuntu:18.04:LTS","package":"ntpsec","fixed_in":["1.1.0+dfsg1-1ubuntu0.2"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Alpine:v3.10","package":"ntpsec","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.1.3-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.11","package":"ntpsec","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.1.3-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.12","package":"ntpsec","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.1.3-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.13","package":"ntpsec","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.1.3-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.14","package":"ntpsec","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.1.3-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.15","package":"ntpsec","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.1.3-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.16","package":"ntpsec","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.1.3-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.17","package":"ntpsec","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.1.3-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.18","package":"ntpsec","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.1.3-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.19","package":"ntpsec","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.1.3-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.20","package":"ntpsec","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.1.3-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.21","package":"ntpsec","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.1.3-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.22","package":"ntpsec","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.1.3-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.23","package":"ntpsec","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.1.3-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.24","package":"ntpsec","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.1.3-r0"}]}]},{"source":"osv","ecosystem":"Debian:12","package":"ntpsec","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.1.3+dfsg1-1"}]}]},{"source":"osv","ecosystem":"Debian:13","package":"ntpsec","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.1.3+dfsg1-1"}]}]},{"source":"osv","ecosystem":"Debian:14","package":"ntpsec","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.1.3+dfsg1-1"}]}]},{"source":"osv","ecosystem":"Ubuntu:18.04:LTS","package":"ntpsec","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.1.0+dfsg1-1ubuntu0.2"}]}],"versions":["1.0.0+dfsg1-1","1.0.0+dfsg1-3","1.1.0+dfsg1-1","1.1.0+dfsg1-1ubuntu0.1"]},{"source":"osv","ecosystem":"openSUSE:Tumbleweed","package":"ntpsec","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.2.1-1.2"}]}],"bundled":5}],"products":[{"vendor":"ntpsec","product":"ntpsec"}],"references":[{"url":"https://www.exploit-db.com/exploits/46177/","tags":["exploit","x_refsource_EXPLOIT-DB","x_transferred","Exploit","Third Party Advisory","VDB Entry","evidence","report"]},{"url":"https://dumpco.re/blog/ntpsec-bugs","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory","evidence","report"]},{"url":"https://github.com/ntpsec/ntpsec/blob/NTPsec_1_1_3/NEWS","tags":["x_refsource_MISC","x_transferred","Release Notes","Third Party Advisory","advisory","report"]},{"url":"https://dumpco.re/bugs/ntpsec-authed-npe","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory","evidence","report"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2019-6445"},{"url":"https://github.com/advisories/GHSA-48cf-q482-5pp4"},{"url":"https://security.alpinelinux.org/vuln/CVE-2019-6445","tags":["advisory"]},{"url":"https://security-tracker.debian.org/tracker/CVE-2019-6445","tags":["advisory"]},{"url":"https://ubuntu.com/security/CVE-2019-6445","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2019-6445","tags":["report"]},{"url":"https://lists.opensuse.org/archives/list/security-announce@lists.opensuse.org/thread/577KX4OOBHVFJ6V4EDJ2OFZWCLQDDAG4/#577KX4OOBHVFJ6V4EDJ2OFZWCLQDDAG4","tags":["advisory"]},{"url":"https://bugzilla.suse.com/1122131","tags":["report"]},{"url":"https://bugzilla.suse.com/1122132","tags":["report"]},{"url":"https://bugzilla.suse.com/1122134","tags":["report"]},{"url":"https://bugzilla.suse.com/1122144","tags":["report"]},{"url":"https://www.suse.com/security/cve/CVE-2019-6442","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2019-6443","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2019-6444","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2019-6445","tags":["web"]},{"url":"","tags":["advisory"]},{"url":"https://www.suse.com/security/cve/CVE-2018-7182","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2021-22212","tags":["web"]}],"sources":{"cve":[{"id":"CVE-2019-6445","description":"An issue was discovered in NTPsec before 1.1.3. An authenticated attacker can cause a NULL pointer dereference and ntpd crash in ntp_control.c, related to ctl_getitem.","status":"published","published":"2019-01-16T05:00:00Z","modified":"2024-08-04T20:23:20.977Z","updated_at":"2026-11-02T14:20:23.381621Z"}],"euvd":[{"id":"EUVD-2019-16006","description":"An issue was discovered in NTPsec before 1.1.3. An authenticated attacker can cause a NULL pointer dereference and ntpd crash in ntp_control.c, related to ctl_getitem.","status":"published","published":"2019-01-16T05:00:00Z","modified":"2024-08-04T20:23:20Z","updated_at":"2026-11-03T03:06:49.204502Z"}],"ghsa":[{"id":"GHSA-48cf-q482-5pp4","title":"An issue was discovered in NTPsec before 1.1.3. An authenticated attacker can cause a NULL...","description":"An issue was discovered in NTPsec before 1.1.3. An authenticated attacker can cause a NULL pointer dereference and ntpd crash in ntp_control.c, related to ctl_getitem.","status":"published","published":"2022-05-14T01:39:42Z","modified":"2023-02-02T05:04:16Z","cvss":[{"version":"3.0","score":6.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"cwes":["CWE-476"],"updated_at":"2026-11-02T14:51:50.069193Z"}],"nvd":[{"id":"CVE-2019-6445","description":"An issue was discovered in NTPsec before 1.1.3. An authenticated attacker can cause a NULL pointer dereference and ntpd crash in ntp_control.c, related to ctl_getitem.","status":"published","published":"2019-01-16T05:29:01.293Z","modified":"2026-06-17T02:39:03.75Z","cvss":[{"version":"3.0","score":6.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"primary"},{"version":"2.0","score":4,"vector":"AV:N/AC:L/Au:S/C:N/I:N/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-476"],"updated_at":"2026-11-02T14:05:02.989216Z"}],"osv":[{"id":"ALPINE-CVE-2019-6445","description":"An issue was discovered in NTPsec before 1.1.3. An authenticated attacker can cause a NULL pointer dereference and ntpd crash in ntp_control.c, related to ctl_getitem.","status":"published","published":"2019-01-16T05:29:01.293Z","modified":"2026-11-03T06:32:29.834661115Z","cvss":[{"version":"3.0","score":6.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-03T07:17:41.158523Z"},{"id":"CVE-2019-6445","description":"An issue was discovered in NTPsec before 1.1.3. An authenticated attacker can cause a NULL pointer dereference and ntpd crash in ntp_control.c, related to ctl_getitem.","status":"published","published":"2019-01-16T05:29:01.293Z","modified":"2026-10-20T10:52:45.009937507Z","cvss":[{"version":"3.0","score":6.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T15:44:12.675558Z"},{"id":"DEBIAN-CVE-2019-6445","description":"An issue was discovered in NTPsec before 1.1.3. 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An authenticated attacker can cause a NULL pointer dereference and ntpd crash in ntp_control.c, related to ctl_getitem.","status":"published","published":"2019-01-16T05:29:00Z","modified":"2025-09-08T16:45:16Z","cvss":[{"version":"3.0","score":6.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T15:54:21.741399Z"},{"id":"openSUSE-SU-2019:0082-1","title":"Security update for ntpsec","description":"This update for ntpsec to version 1.1.3 fixes the following issues:\n\nSecurity issues fixed:\n\n- CVE-2019-6442: Fixed a out of bounds write via a malformed config request (boo#1122132)\n- CVE-2019-6443: Fixed a stack-based buffer over-read in the ctl_getitem function (boo#1122144)\n- CVE-2019-6444: Fixed a stack-based buffer over-read in the process_control function (boo#1122134)\n- CVE-2019-6445: Fixed a NULL pointer dereference in the ctl_getitem function (boo#1122131)\n","status":"published","published":"2019-03-23T10:49:23Z","modified":"2026-02-04T04:00:16.520255Z","updated_at":"2026-11-02T16:58:30.39372Z"},{"id":"openSUSE-SU-2024:11103-1","title":"libntpc1-1.2.1-1.2 on GA media","description":"These are all security issues fixed in the libntpc1-1.2.1-1.2 package on the GA media of openSUSE Tumbleweed.","status":"published","published":"2024-06-15T00:00:00Z","modified":"2026-02-04T03:54:48.418846Z","updated_at":"2026-11-02T16:58:34.894275Z"}]}}