HOMEVULNERABILITIESCVE-2017-6452
HIGH

CVE-2017-6452

CWE-119Published: March 27, 2017· Updated: Jun 17, 2026

7.8
CVSS v3.1

Official Description

Stack-based buffer overflow in the Windows installer for NTP before 4.2.8p10 and 4.3.x before 4.3.94 allows local users to have unspecified impact via an application path on the command line.

NVD Source

Technical Analysis

CVE-2017-6452 requires local access, meaning attackers must already have a foothold on the target system.

Exploitation requires low privileges, which limits the exposure to scenarios where an attacker has already gained initial access.

A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 7.8.

From a weakness classification perspective (CWE-119): Buffer overflow vulnerabilities can lead to arbitrary code execution or denial of service by corrupting adjacent memory.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorLocal
Attack ComplexityLow
Privileges Req.Low
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected Vendors & Products

ntp1 product(s)
ntp
Source: NVD CPE · 95 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
Offensive Security exploit database
GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
External links open in a new tab. Always verify in a controlled environment before use.

Official Patches & Advisories

PATCHhttp://support.ntp.org/bin/view/Main/NtpBug3383
PATCHhttp://support.ntp.org/bin/view/Main/NtpBug3383
ADVISORYhttp://support.ntp.org/bin/view/Main/SecurityNotice#March_2017_ntp_4_2_8p10_NTP_Secu
ADVISORYhttp://www.securityfocus.com/bid/97078
ADVISORYhttp://www.securitytracker.com/id/1038123
ADVISORYhttp://support.ntp.org/bin/view/Main/SecurityNotice#March_2017_ntp_4_2_8p10_NTP_Secu
ADVISORYhttp://www.securityfocus.com/bid/97078
ADVISORYhttp://www.securitytracker.com/id/1038123

All References (12)

→
http://support.ntp.org/bin/view/Main/NtpBug3383Patch · Vendor Advisory
→
http://support.ntp.org/bin/view/Main/SecurityNotice#March_2017_ntp_4_2_8p10_NTP_SecuVendor Advisory
→
http://www.securityfocus.com/bid/97078Third Party Advisory · VDB Entry
→
http://www.securitytracker.com/id/1038123Third Party Advisory · VDB Entry
→
http://www.securitytracker.com/id/1039427
→
https://support.apple.com/HT208144
→
http://support.ntp.org/bin/view/Main/NtpBug3383Patch · Vendor Advisory
→
http://support.ntp.org/bin/view/Main/SecurityNotice#March_2017_ntp_4_2_8p10_NTP_SecuVendor Advisory
→
http://www.securityfocus.com/bid/97078Third Party Advisory · VDB Entry
→
http://www.securitytracker.com/id/1038123Third Party Advisory · VDB Entry
→
http://www.securitytracker.com/id/1039427
→
https://support.apple.com/HT208144

Quick Facts

CVE IDCVE-2017-6452
CVSS Score7.8 / 10
SeverityHIGH
WeaknessCWE-119
CISA KEVNo
Affected1 vendor(s)
PublishedMar 27, 2017

Related CVEs (CWE-119)

CVE-2009-1176
10.0
CVE-2012-0243
10.0
CVE-2025-1866
10.0
CVE-2009-3846
10.0
CVE-2009-1177
10.0
CVE-2015-3870
10.0

Recommended Actions

  • →Apply vendor patches immediately
  • →Monitor CVE-2017-6452 in threat intel feeds
  • →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.
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