CVSS 3.1 Score 8.3 of 10 (high)


Published Jan 25, 2024
Updated: Apr 30, 2024
CWE ID 787
CWE ID 346


CVE-2023-40547 is a remote code execution vulnerability found in Shim. This vulnerability affects multiple products, including aivUR7, aivUR6, and uaSdbG, among others. To exploit this flaw, an attacker needs to perform a Man-in-the-Middle attack or compromise the boot server during the early boot phase. By crafting a specific malicious HTTP request, the attacker can achieve complete system compromise through an out-of-bounds write primitive. The potential danger posed by this vulnerability is high, with a base severity rating of HIGH and an impact score of 6.0 out of 10. To remediate this vulnerability, organizations should apply any available patches or updates provided by the affected product vendors.


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