Vulnerability in Ntpsec
CVE-2023-4012
ntpd will crash if the server is not NTS-enabled (no certificate) and it receives an NTS-enabled client request (mode 3).
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.004 (38.2th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 38th percentile — 38.2% 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
- Ntpsec — versions 1.2.2
Weakness classification (CWE)
Public proof-of-concept exploits
References
- gitlab.com/NTPsec/ntpsec/-/issues/794 (issue-tracking, Issue Tracking, Vendor Advisory)
- bugs.debian.org/cgi-bin/bugreport.cgi (Third Party Advisory, Issue Tracking, broken-link)
Frequently asked questions
- What is CVE-2023-4012?
- CVE-2023-4012 is a high-severity vulnerability in Ntpsec, classified under CWE-372. CVSS score: 7.5/10. Published 2023-08-07.
- How severe is CVE-2023-4012?
- High severity. CVSS v3 base score is 7.5 out of 10.
- Is CVE-2023-4012 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.