NTP before 4.2.8p10 and 4.3.x before 4.3.94, when using PPSAPI, allows local users to gain privileges via a DLL in the PPSAPI_DLLS environment variable.
http://www.securitytracker.com/id/1038123
http://www.securityfocus.com/bid/97074
https://support.apple.com/HT208144
http://www.securitytracker.com/id/1039427
http://support.ntp.org/bin/view/Main/SecurityNotice#March_2017_ntp_4_2_8p10_NTP_Secu
http://support.ntp.org/bin/view/Main/NtpBug3384
Source: Mitre, NVD
Published: 2017-03-27
Updated: 2025-04-20
Base Score: 4.4
Vector: CVSS2#AV:L/AC:M/Au:N/C:P/I:P/A:P
Severity: Medium
Base Score: 7
Vector: CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
Severity: High
EPSS: 0.0007