CVE-2023-4012

CVSS 3.1 Score 7.5 of 10 (high)

Details

Published Aug 7, 2023
Updated: Aug 15, 2023
CWE ID 372

Summary

CVE-2023-4012 is a cyber vulnerability that affects the ntpd server. It crashes if the server is not NTS-enabled (no certificate) and it receives an NTS-enabled client request in mode 3. The vulnerability has a base severity rating of HIGH, with a base score of 7.5. It has an exploitability score of 3.9 and does not require any privileges or user interaction to be exploited. The attack vector is through the network, and the potential danger is categorized as availability impact being HIGH. There is no integrity or confidentiality impact associated with this vulnerability. To remediate the issue, it is recommended to enable NTS on the server or ensure that only NTS-enabled clients are allowed to communicate with the server.

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