CVE-2023-4194

CVSS 3.1 Score 5.5 of 10 (medium)

Details

Published Aug 7, 2023
Updated: May 8, 2024
CWE ID 843
CWE ID 863

Summary

CVE-2023-4194 is a vulnerability found in the Linux kernel's TUN/TAP functionality. It affects various products, including Qtrc2o, QtrdW7, ohMfkB, and many more. The vulnerability allows a local user to bypass network filters and gain unauthorized access to certain resources. The original patches meant to fix this vulnerability (CVE-2023-1076) were incorrect or incomplete. The vulnerability has a base severity of MEDIUM with a base score of 5.5 according to NVD@NIST. The exploitability score is 1.8, and the privileges required for exploitation are low. There is no user interaction required, and the attack vector is local. The impact of the vulnerability is high on integrity but has no impact on confidentiality.

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