CVE-2019-6443

CriticalCVSS 9.1/10Last modified Jun 17, 2026

Description

An issue was discovered in NTPsec before 1.1.3. Because of a bug in ctl_getitem, there is a stack-based buffer over-read in read_sysvars in ntp_control.c in ntpd.

Metrics

CVSS 3.0 9.1/10CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H

Weakness enumeration

CWE-125

Affected software

No affected versions have been published.

Timeline

Published
Jan 16, 2019
Last modified
Jun 17, 2026
NVD status
Modified

Related CVEs from 2019

CVE-2019-64449.1An issue was discovered in NTPsec before 1.1.3. process_control() in ntp_control.c has a stack-based buffer over-read because attacker-contrCVE-2019-64456.5An issue was discovered in NTPsec before 1.1.3. An authenticated attacker can cause a NULL pointer dereference and ntpd crash in ntp_controlCVE-2019-64469.8An issue was discovered in NumPy before 1.16.3. It uses the pickle Python module unsafely, which allows remote attackers to execute arbitrarCVE-2019-64478.1The ES File Explorer File Manager application through 4.1.9.7.4 for Android allows remote attackers to read arbitrary files or execute appliCVE-2019-64517.5On SOYAL AR-727H and AR-829Ev5 devices, all CGI programs allow unauthenticated POST access.CVE-2019-64528.8Kyocera Command Center RX TASKalfa4501i and TASKalfa5052ci allows remote attackers to abuse the Test button in the machine address book to oCVE-2019-64538.1mIRC before 7.55 allows remote command execution by using argument injection through custom URI protocol handlers. The attacker can specify CVE-2019-64545.5An issue was discovered in sd-bus in systemd 239. bus_process_object() in libsystemd/sd-bus/bus-objects.c allocates a variable-length stack CVE-2019-64556.5An issue was discovered in GNU Recutils 1.8. There is a double-free problem in the function rec_mset_elem_destroy() in the file rec-mset.c.CVE-2019-64566.5An issue was discovered in GNU Recutils 1.8. There is a NULL pointer dereference in the function rec_fex_size() in the file rec-fex.c of libCVE-2019-64576.5An issue was discovered in GNU Recutils 1.8. There is a memory leak in rec_aggregate_reg_new in rec-aggregate.c in librec.a.CVE-2019-64586.5An issue was discovered in GNU Recutils 1.8. There is a memory leak in rec_buf_new in rec-buf.c when called from rec_parse_rset in rec-parse
CVE-2019-6443: Critical severity, CVSS 9.1 | Vulnix