Home/CVE/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
CVE

CVE-2017-6463

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

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.

MEDIUM · CVSS 6.5 EPSS 0.03516
Monitor
  • No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-20Improper Input Validation
▤

Affected Products & Versions

1
ntpall versions
▣

Scoring & Timeline

6.5
MEDIUM · CVSS v3.0 · cve@mitre.org
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD27 Mar 2017 · 05:59 PM
CVSS VectorCVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
⚑

Vendor Advisories

8
suse-csafopenSUSE-SU-2024:11102-1
usnUSN-3707-2
usnUSN-3349-1
suse-csafSUSE-SU-2017:1047-1
suse-csafSUSE-SU-2017:1048-1
🔗

References & Sources

8
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://support.ntp.org/bin/view/Main/NtpBug3387Vendor Advisory
http://support.ntp.org/bin/view/Main/SecurityNotice#March_2017_ntp_4_2_8p10_NTP_SecuVendor Advisory
http://www.securityfocus.com/bid/97049Third Party AdvisoryVDB Entry
http://www.securitytracker.com/id/1038123Third Party AdvisoryVDB Entry
https://security.FreeBSD.org/advisories/FreeBSD-SA-17:03.ntp.asc
https://support.apple.com/HT208144
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