Buffer overflow in Ntp

CVE-2017-6462

Buffer overflow in the legacy Datum Programmable Time Server (DPTS) refclock driver in NTP before 4.2.8p10 and 4.3.x before 4.3.94 allows local users to have unspecified impact via a crafted /dev/datum device.

Vulnerability class: Buffer Overflow

EPSS: 0.005 (39.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

  • Ntp — versions 4.2.8, 4.3.0, 4.3.1
  • N/a — versions n/a

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2017-6462?
CVE-2017-6462 is a high-severity vulnerability in Ntp, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 7.8/10. Published 2017-03-27.
How severe is CVE-2017-6462?
High severity. CVSS v3 base score is 7.8 out of 10.