CVE-2017-6455

7.0 highEPSS 0.5%

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.

Severity

CVSS 3.0

7.0 high

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

EPSS: 0.5% chance of exploitation in the next 30 days; higher than 41% of CVEs (scores of 2026-10-31)
CWE: CWE-94
Published: 2017-03-27
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

ntp:ntp

References

http://support.ntp.org/bin/view/Main/NtpBug3384
http://support.ntp.org/bin/view/Main/SecurityNotice#March_2017_ntp_4_2_8p10_NTP_Secu
http://www.securityfocus.com/bid/97074
http://www.securitytracker.com/id/1038123
http://www.securitytracker.com/id/1039427

Check your stack JSON