Buffer overflow in NTP
CVE-2017-6452
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.
Vulnerability class: Buffer Overflow
Published · last modified .
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.
EPSS exploit prediction
EPSS: 0.004 (36.3th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 36th percentile — 36.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000
Affected products
- NTP — versions 4.2.8, 4.3.0, 4.3.1
Weakness classification (CWE)
References
- www.securitytracker.com/id/1038123 (VDB Entry, Third Party Advisory, vdb-entry)
- support.apple.com/HT208144
- support.ntp.org/bin/view/Main/NtpBug3383 (Patch, Vendor Advisory)
- www.securitytracker.com/id/1039427 (vdb-entry)
- www.securityfocus.com/bid/97078 (VDB Entry, Third Party Advisory, vdb-entry)
- support.ntp.org/bin/view/Main/SecurityNotice (Vendor Advisory)
Frequently asked questions
- What is CVE-2017-6452?
- CVE-2017-6452 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-2017-6452?
- High severity. CVSS v3 base score is 7.8 out of 10.