CVSS 3.1 Score 6.5 of 10 (medium)


Published Feb 21, 2024
Updated: Feb 22, 2024
CWE ID 754


CVE-2023-6640 is a vulnerability that affects PC Controller versions 5.54.0 and earlier. It can be exploited by sending malformed S2 Nonce Get Command Class packets, causing the controller to crash. The vulnerability has a base severity of MEDIUM and a base score of 6.5 according to the CVSS:3.1 vector string provided. The exploitability score is 2.8, indicating a moderate level of difficulty for attackers to exploit this vulnerability. No privileges are required, and there is no user interaction needed for exploitation. The attack vector is through an adjacent network, and the potential impact includes high availability impact, while integrity and confidentiality impacts are none. Organizations using affected versions of PC Controller should apply the necessary patches or updates to remediate this vulnerability in order to prevent potential crashes and maintain system availability.


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