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.
dumpco.re/blog/ntpsec-bugs
dumpco.re/bugs/ntpsec-authed-npe
github.com/ntpsec/ntpsec/blob/NTPsec_1_1_3/NEWS
launchpad.net/bugs/cve/CVE-2019-6445
nvd.nist.gov/vuln/detail/CVE-2019-6445
security-tracker.debian.org/tracker/CVE-2019-6445
www.cve.org/CVERecord?id=CVE-2019-6445
www.exploit-db.com/exploits/46177/