CVE-2023-20573

LowCVSS 3.2/10Last modified Jun 17, 2026

Description

A privileged attacker can prevent delivery of debug exceptions to SEV-SNP guests potentially resulting in guests not receiving expected debug information.

Metrics

CVSS 3.1 3.2/10CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:N/I:L/A:N

Weakness enumeration

CWE-693

Affected software

No affected versions have been published.

Timeline

Published: Jan 11, 2024
Last modified: Jun 17, 2026
NVD status: Modified

Related CVEs from 2023

CVE-2023-205756.5A potential power side-channel vulnerability in some AMD processors may allow an authenticated attacker to use the power reporting functiona CVE-2023-205767.7Insufficient Verification of Data Authenticity in AGESA™ may allow an attacker to update SPI ROM data potentially resulting in denial of ser CVE-2023-205777.4A heap overflow in SMM module may allow an attacker with access to a second vulnerability that enables writing to SPI flash, potentially res CVE-2023-205786.4A TOCTOU (Time-Of-Check-Time-Of-Use) in SMM may allow an attacker with ring0 privileges and access to the BIOS menu or UEFI shell to modify CVE-2023-205796.0Improper Access Control in the AMD SPI protection feature may allow a user with Ring0 (kernel mode) privileged access to bypass protections CVE-2023-20586.1A vulnerability was found in EyouCms up to 1.6.2. It has been declared as problematic. Affected by this vulnerability is an unknown function CVE-2023-205812.5Improper access control in the IOMMU may allow a privileged attacker to bypass RMP checks, potentially leading to a loss of guest memory int CVE-2023-205825.3Improper handling of invalid nested page table entries in the IOMMU may allow a privileged attacker to induce page table entry (PTE) faults CVE-2023-205834.7A potential power side-channel vulnerability in AMD processors may allow an authenticated attacker to monitor the CPU power consumption as t CVE-2023-205846.0IOMMU improperly handles certain special address ranges with invalid device table entries (DTEs), which may allow an attacker with privilege CVE-2023-205855.6Insufficient checks of the RMP on host buffer access in IOMMU may allow an attacker with privileges and a compromised hypervisor to trigger CVE-2023-205869.8A potential vulnerability was reported in Radeon™ Software Crimson ReLive Edition which may allow escalation of privilege. Radeon™ Software