CVSS 3.1 Score 3.3 of 10 (low)


Published Nov 14, 2023
Updated: Nov 21, 2023
CWE ID 416


CVE-2023-20519 is a Use-After-Free vulnerability that affects the management of an SNP guest context page. This vulnerability may allow a malicious hypervisor to pose as the guest's migration agent, potentially leading to a loss of guest integrity. The base severity of this vulnerability is rated as LOW, with a base score of 3.3 according to NVD. The privileges required for exploitation are also rated as LOW, and there is no user interaction needed. The attack vector is local, and the impact on integrity is also LOW. Confidentiality impact is rated as NONE. To remediate this vulnerability, organizations should apply any available patches or updates provided by the affected product's vendor.

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