CVE-2017-6460

Name: CVE-2017-6460
Creator: NVD / NIST
Published: 2017-03-27T17:59:00.697+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 2.68%

Last modified Jun 17, 2026

CVE-2017-6460 is a vulnerability of currently unknown severity. Stack-based buffer overflow in the reslist function in ntpq in NTP before 4.2.8p10 and 4.3.x before 4.3.94 allows remote servers have unspecified impact via a long flagstr variable in a restriction list response.. EPSS estimates a 2.68% chance of exploitation in the next 30 days.

Description

Stack-based buffer overflow in the reslist function in ntpq in NTP before 4.2.8p10 and 4.3.x before 4.3.94 allows remote servers have unspecified impact via a long flagstr variable in a restriction list response.

Metrics

EPSS Probability

2.68%

83.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-119

Affected Software

Vendor	Product	Versions	Update
Ntp	Ntp	4.2.8	P9
Ntp	Ntp	4.3.0	—
Ntp	Ntp	4.3.1	—
Ntp	Ntp	4.3.2	—
Ntp	Ntp	4.3.3	—
Ntp	Ntp	4.3.4	—
Ntp	Ntp	4.3.5	—
Ntp	Ntp	4.3.6	—
Ntp	Ntp	4.3.7	—
Ntp	Ntp	4.3.8	—
Ntp	Ntp	4.3.9	—
Ntp	Ntp	4.3.10	—
Ntp	Ntp	4.3.11	—
Ntp	Ntp	4.3.12	—
Ntp	Ntp	4.3.13	—
Ntp	Ntp	4.3.14	—
Ntp	Ntp	4.3.15	—
Ntp	Ntp	4.3.16	—
Ntp	Ntp	4.3.17	—
Ntp	Ntp	4.3.18	—
Ntp	Ntp	4.3.19	—
Ntp	Ntp	4.3.20	—
Ntp	Ntp	4.3.21	—
Ntp	Ntp	4.3.22	—
Ntp	Ntp	4.3.23	—
Ntp	Ntp	4.3.24	—
Ntp	Ntp	4.3.25	—
Ntp	Ntp	4.3.26	—
Ntp	Ntp	4.3.27	—
Ntp	Ntp	4.3.28	—
Ntp	Ntp	4.3.29	—
Ntp	Ntp	4.3.30	—
Ntp	Ntp	4.3.31	—
Ntp	Ntp	4.3.32	—
Ntp	Ntp	4.3.33	—
Ntp	Ntp	4.3.34	—
Ntp	Ntp	4.3.35	—
Ntp	Ntp	4.3.36	—
Ntp	Ntp	4.3.37	—
Ntp	Ntp	4.3.38	—
Ntp	Ntp	4.3.39	—
Ntp	Ntp	4.3.40	—
Ntp	Ntp	4.3.41	—
Ntp	Ntp	4.3.42	—
Ntp	Ntp	4.3.43	—
Ntp	Ntp	4.3.44	—
Ntp	Ntp	4.3.45	—
Ntp	Ntp	4.3.46	—
Ntp	Ntp	4.3.47	—
Ntp	Ntp	4.3.48	—

Showing 50 of 95 affected configurations. See NVD for the full list.

References

http://support.ntp.org/bin/view/Main/NtpBug3377Patch, Vendor Advisory
http://support.ntp.org/bin/view/Main/SecurityNotice#March_2017_ntp_4_2_8p10_NTP_SecuVendor Advisory
http://www.securityfocus.com/bid/97052Third Party Advisory, VDB Entry
http://www.securitytracker.com/id/1038123Third Party Advisory, VDB Entry
https://security.paloaltonetworks.com/CVE-2017-6460
https://support.apple.com/HT208144
https://support.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbux03962en_us
http://support.ntp.org/bin/view/Main/NtpBug3377Patch, Vendor Advisory
http://support.ntp.org/bin/view/Main/SecurityNotice#March_2017_ntp_4_2_8p10_NTP_SecuVendor Advisory
http://www.securityfocus.com/bid/97052Third Party Advisory, VDB Entry
http://www.securitytracker.com/id/1038123Third Party Advisory, VDB Entry
https://security.paloaltonetworks.com/CVE-2017-6460
https://support.apple.com/HT208144
https://support.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbux03962en_us

Timeline

Published: Mar 27, 2017
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2017-6460?

How severe is CVE-2017-6460?

Severity scoring for CVE-2017-6460 is pending analysis. The EPSS model estimates a 2.68% probability of exploitation in the next 30 days.

How do I fix CVE-2017-6460?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2017-6460?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST