Vulnerability Database

296,147

Total vulnerabilities in the database

CVE-2015-7853

The datalen parameter in the refclock driver in NTP 4.2.x before 4.2.8p4, and 4.3.x before 4.3.77 allows remote attackers to execute arbitrary code or cause a denial of service (crash) via a negative input value.

  • Published: Aug 7, 2017
  • Updated: Apr 13, 2023
  • CVE: CVE-2015-7853
  • Severity: Critical
  • Exploit:

CVSS v3:

  • Severity: Critical
  • Score: 9.8
  • AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CVSS v2:

  • Severity: High
  • Score: 7.5
  • AV:N/AC:L/Au:N/C:P/I:P/A:P

CWEs:

Software From Fixed in
ntp / ntp 4.2.8-p2 4.2.8-p2.x
ntp / ntp 4.2.8-p3 4.2.8-p3.x
ntp / ntp 4.2.8-p1 4.2.8-p1.x
ntp / ntp 4.2.8-p3-rc3 4.2.8-p3-rc3.x
ntp / ntp 4.2.8-p3-rc2 4.2.8-p3-rc2.x
ntp / ntp 4.2.8-p3-rc1 4.2.8-p3-rc1.x
ntp / ntp 4.2.8-p2-rc3 4.2.8-p2-rc3.x
ntp / ntp 4.2.8-p2-rc2 4.2.8-p2-rc2.x
ntp / ntp 4.2.8-p2-rc1 4.2.8-p2-rc1.x
ntp / ntp 4.2.8-p1-rc2 4.2.8-p1-rc2.x
ntp / ntp 4.2.8-p1-rc1 4.2.8-p1-rc1.x
ntp / ntp 4.2.8-p1-beta5 4.2.8-p1-beta5.x
ntp / ntp 4.2.8-p1-beta4 4.2.8-p1-beta4.x
ntp / ntp 4.2.8-p1-beta3 4.2.8-p1-beta3.x
ntp / ntp 4.2.8-p1-beta2 4.2.8-p1-beta2.x
ntp / ntp 4.2.8-p1-beta1 4.2.8-p1-beta1.x
ntp / ntp 4.3.0 4.3.77
ntp / ntp 4.2.8 4.2.8.x
ntp / ntp 4.2.0 4.2.8