CVE-2023-4012 — HIGH (7.5) — White Hats Nepal

Vulnerability Description

ntpd will crash if the server is not NTS-enabled (no certificate) and it receives an NTS-enabled client request (mode 3).

CVSS Score

7.5

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

NONE

Integrity

NONE

Availability

HIGH

Affected Products

Vendor	Product	Versions
Ntpsec	Ntpsec	1.2.2

Related Weaknesses (CWE)

CWE-372

References

https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1038422Issue TrackingThird Party Advisory
https://gitlab.com/NTPsec/ntpsec/-/issues/794Issue TrackingVendor Advisory
https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1038422Issue TrackingThird Party Advisory
https://gitlab.com/NTPsec/ntpsec/-/issues/794Issue TrackingVendor Advisory

FAQ

What is CVE-2023-4012?

CVE-2023-4012 is a vulnerability with a CVSS score of 7.5 (HIGH). ntpd will crash if the server is not NTS-enabled (no certificate) and it receives an NTS-enabled client request (mode 3).

How severe is CVE-2023-4012?

CVE-2023-4012 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2023-4012?

Check the references section above for vendor advisories and patch information. Affected products include: Ntpsec Ntpsec.