CVSS 3.1 Score 9.1 of 10 (high)


Published Jan 9, 2024
Updated: Jan 17, 2024
CWE ID 347


CVE-2023-5347 is an Improper Verification of Cryptographic Signature vulnerability found in the update process of Korenix JetNet Series devices. This vulnerability allows attackers to replace the entire operating system, including trusted executables. It affects JetNet devices that have firmware versions older than 2024/01. The potential danger posed by this vulnerability is high, with a base severity rating of CRITICAL and an impact score of 5.2. The exploitability score is 3.9, indicating a moderate level of difficulty for attackers to exploit this vulnerability. To remediate the issue, affected organizations should update their firmware to version 2024/01 or newer.

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