CVEvulnerability
CVE-2017-6463
6.5 MEDIUM
Official page ↗
- Status
- Modified
- Published
- 2017-03-27
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.0 ([email protected])
- 6.5 MEDIUM — CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
- CVSS 2.0 ([email protected])
- 4.0 MEDIUM — AV:N/AC:L/Au:S/C:N/I:N/A:P
- Weaknesses
- CWE-20
Description
NTP before 4.2.8p10 and 4.3.x before 4.3.94 allows remote authenticated users to cause a denial of service (daemon crash) via an invalid setting in a :config directive, related to the unpeer option.
Affected configurations
• ntp ntp 4.2.8
• 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
• ntp ntp 4.3.49
• ntp ntp 4.3.50
• ntp ntp 4.3.51
• ntp ntp 4.3.52
• ntp ntp 4.3.53
• ntp ntp 4.3.54
• ntp ntp 4.3.55
• ntp ntp 4.3.56
• ntp ntp 4.3.57
• ntp ntp 4.3.58
… and 35 more
Related
Weakness · CWE (1)
- CWE-20 Improper Input Validation weakness
References
- http://support.ntp.org/bin/view/Main/NtpBug3387 Vendor Advisory
- http://support.ntp.org/bin/view/Main/SecurityNotice#March_2017_ntp_4_2_8p10_NTP_Secu Vendor Advisory
- http://www.securityfocus.com/bid/97049 Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1038123 Third Party Advisory, VDB Entry
- https://access.redhat.com/errata/RHSA-2017:3071 access.redhat.com
- https://access.redhat.com/errata/RHSA-2018:0855 access.redhat.com
- https://security.FreeBSD.org/advisories/FreeBSD-SA-17:03.ntp.asc security.FreeBSD.org
- https://support.apple.com/HT208144 support.apple.com
- https://support.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbux03962en_us support.hpe.com
- https://usn.ubuntu.com/3707-2/ usn.ubuntu.com
- http://support.ntp.org/bin/view/Main/NtpBug3387 Vendor Advisory
- http://support.ntp.org/bin/view/Main/SecurityNotice#March_2017_ntp_4_2_8p10_NTP_Secu Vendor Advisory
- http://www.securityfocus.com/bid/97049 Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1038123 Third Party Advisory, VDB Entry
- https://access.redhat.com/errata/RHSA-2017:3071 access.redhat.com
- https://access.redhat.com/errata/RHSA-2018:0855 access.redhat.com
- https://security.FreeBSD.org/advisories/FreeBSD-SA-17:03.ntp.asc security.FreeBSD.org
- https://support.apple.com/HT208144 support.apple.com
- https://support.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbux03962en_us support.hpe.com
- https://usn.ubuntu.com/3707-2/ usn.ubuntu.com