CVE-2023-20573 : A privileged attacker can prevent delivery of debug exceptions to SEV-SNP guests

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

Published 2024-01-11 14:15:44

Updated 2024-01-18 17:39:02

Source Advanced Micro Devices Inc.

View at NVD, CVE.org

Products affected by CVE-2023-20573

AMD » Epyc 7763 Firmware » Version: N/A
cpe:2.3:o:amd:epyc_7763_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: AMD » Epyc 7763 » Version: N/A
AMD » Epyc 7713p Firmware » Version: N/A
cpe:2.3:o:amd:epyc_7713p_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: AMD » Epyc 7713p » Version: N/A
AMD » Epyc 7713 Firmware » Version: N/A
cpe:2.3:o:amd:epyc_7713_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: AMD » Epyc 7713 » Version: N/A
AMD » Epyc 7663 Firmware » Version: N/A
cpe:2.3:o:amd:epyc_7663_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: AMD » Epyc 7663 » Version: N/A
AMD » Epyc 7643 Firmware » Version: N/A
cpe:2.3:o:amd:epyc_7643_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: AMD » Epyc 7643 » Version: N/A
AMD » Epyc 75f3 Firmware » Version: N/A
cpe:2.3:o:amd:epyc_75f3_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: AMD » Epyc 75f3 » Version: N/A
AMD » Epyc 7543p Firmware » Version: N/A
cpe:2.3:o:amd:epyc_7543p_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: AMD » Epyc 7543p » Version: N/A
AMD » Epyc 7543 Firmware » Version: N/A
cpe:2.3:o:amd:epyc_7543_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: AMD » Epyc 7543 » Version: N/A
AMD » Epyc 7513 Firmware » Version: N/A
cpe:2.3:o:amd:epyc_7513_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: AMD » Epyc 7513 » Version: N/A
AMD » Epyc 7453 Firmware » Version: N/A
cpe:2.3:o:amd:epyc_7453_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: AMD » Epyc 7453 » Version: N/A
AMD » Epyc 74f3 Firmware » Version: N/A
cpe:2.3:o:amd:epyc_74f3_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: AMD » Epyc 74f3 » Version: N/A
AMD » Epyc 7443p Firmware » Version: N/A
cpe:2.3:o:amd:epyc_7443p_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: AMD » Epyc 7443p » Version: N/A
AMD » Epyc 7443 Firmware » Version: N/A
cpe:2.3:o:amd:epyc_7443_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: AMD » Epyc 7443 » Version: N/A
AMD » Epyc 7413 Firmware » Version: N/A
cpe:2.3:o:amd:epyc_7413_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: AMD » Epyc 7413 » Version: N/A
AMD » Epyc 73f3 Firmware » Version: N/A
cpe:2.3:o:amd:epyc_73f3_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: AMD » Epyc 73f3 » Version: N/A
AMD » Epyc 7343 Firmware » Version: N/A
cpe:2.3:o:amd:epyc_7343_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: AMD » Epyc 7343 » Version: N/A
AMD » Epyc 7313p Firmware » Version: N/A
cpe:2.3:o:amd:epyc_7313p_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: AMD » Epyc 7313p » Version: N/A
AMD » Epyc 7313 Firmware » Version: N/A
cpe:2.3:o:amd:epyc_7313_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: AMD » Epyc 7313 » Version: N/A
AMD » Epyc 72f3 Firmware » Version: N/A
cpe:2.3:o:amd:epyc_72f3_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: AMD » Epyc 72f3 » Version: N/A
AMD » Epyc 7773x Firmware » Version: N/A
cpe:2.3:o:amd:epyc_7773x_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: AMD » Epyc 7773x » Version: N/A
AMD » Epyc 7473x Firmware » Version: N/A
cpe:2.3:o:amd:epyc_7473x_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: AMD » Epyc 7473x » Version: N/A
AMD » Epyc 7573x Firmware » Version: N/A
cpe:2.3:o:amd:epyc_7573x_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: AMD » Epyc 7573x » Version: N/A
AMD » Epyc 7373x Firmware » Version: N/A
cpe:2.3:o:amd:epyc_7373x_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: AMD » Epyc 7373x » Version: N/A
AMD » Epyc 9124 Firmware » Version: N/A
cpe:2.3:o:amd:epyc_9124_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: AMD » Epyc 9124 » Version: N/A
AMD » Epyc 9174f Firmware » Version: N/A
cpe:2.3:o:amd:epyc_9174f_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: AMD » Epyc 9174f » Version: N/A
AMD » Epyc 9184x Firmware » Version: N/A
cpe:2.3:o:amd:epyc_9184x_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: AMD » Epyc 9184x » Version: N/A
AMD » Epyc 9224 Firmware » Version: N/A
cpe:2.3:o:amd:epyc_9224_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: AMD » Epyc 9224 » Version: N/A
AMD » Epyc 9254 Firmware » Version: N/A
cpe:2.3:o:amd:epyc_9254_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: AMD » Epyc 9254 » Version: N/A
AMD » Epyc 9274f Firmware » Version: N/A
cpe:2.3:o:amd:epyc_9274f_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: AMD » Epyc 9274f » Version: N/A
AMD » Epyc 9334 Firmware » Version: N/A
cpe:2.3:o:amd:epyc_9334_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: AMD » Epyc 9334 » Version: N/A
AMD » Epyc 9354 Firmware » Version: N/A
cpe:2.3:o:amd:epyc_9354_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: AMD » Epyc 9354 » Version: N/A
AMD » Epyc 9354p Firmware » Version: N/A
cpe:2.3:o:amd:epyc_9354p_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: AMD » Epyc 9354p » Version: N/A
AMD » Epyc 9374f Firmware » Version: N/A
cpe:2.3:o:amd:epyc_9374f_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: AMD » Epyc 9374f » Version: N/A
AMD » Epyc 9384x Firmware » Version: N/A
cpe:2.3:o:amd:epyc_9384x_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: AMD » Epyc 9384x » Version: N/A
AMD » Epyc 9454 Firmware » Version: N/A
cpe:2.3:o:amd:epyc_9454_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: AMD » Epyc 9454 » Version: N/A
AMD » Epyc 9454p Firmware » Version: N/A
cpe:2.3:o:amd:epyc_9454p_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: AMD » Epyc 9454p » Version: N/A
AMD » Epyc 9474f Firmware » Version: N/A
cpe:2.3:o:amd:epyc_9474f_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: AMD » Epyc 9474f » Version: N/A
AMD » Epyc 9534 Firmware » Version: N/A
cpe:2.3:o:amd:epyc_9534_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: AMD » Epyc 9534 » Version: N/A
AMD » Epyc 9554p Firmware » Version: N/A
cpe:2.3:o:amd:epyc_9554p_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: AMD » Epyc 9554p » Version: N/A
AMD » Epyc 9554 Firmware » Version: N/A
cpe:2.3:o:amd:epyc_9554_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: AMD » Epyc 9554 » Version: N/A
AMD » Epyc 9634 Firmware » Version: N/A
cpe:2.3:o:amd:epyc_9634_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: AMD » Epyc 9634 » Version: N/A
AMD » Epyc 9654 Firmware » Version: N/A
cpe:2.3:o:amd:epyc_9654_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: AMD » Epyc 9654 » Version: N/A
AMD » Epyc 9654p Firmware » Version: N/A
cpe:2.3:o:amd:epyc_9654p_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: AMD » Epyc 9654p » Version: N/A
AMD » Epyc 9684x Firmware » Version: N/A
cpe:2.3:o:amd:epyc_9684x_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: AMD » Epyc 9684x » Version: N/A
AMD » Epyc 9734 Firmware » Version: N/A
cpe:2.3:o:amd:epyc_9734_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: AMD » Epyc 9734 » Version: N/A
AMD » Epyc 9754 Firmware » Version: N/A
cpe:2.3:o:amd:epyc_9754_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: AMD » Epyc 9754 » Version: N/A
AMD » Epyc 9754s Firmware » Version: N/A
cpe:2.3:o:amd:epyc_9754s_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: AMD » Epyc 9754s » Version: N/A
AMD » Epyc 7203 Firmware » Version: N/A
cpe:2.3:o:amd:epyc_7203_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: AMD » Epyc 7203 » Version: N/A
AMD » Epyc 7203p Firmware » Version: N/A
cpe:2.3:o:amd:epyc_7203p_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: AMD » Epyc 7203p » Version: N/A
AMD » Epyc 7303 Firmware » Version: N/A
cpe:2.3:o:amd:epyc_7303_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: AMD » Epyc 7303 » Version: N/A
AMD » Epyc 7303p Firmware » Version: N/A
cpe:2.3:o:amd:epyc_7303p_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: AMD » Epyc 7303p » Version: N/A
AMD » Epyc 7643p Firmware » Version: N/A
cpe:2.3:o:amd:epyc_7643p_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: AMD » Epyc 7643p » Version: N/A
AMD » Epyc 7663p Firmware » Version: N/A
cpe:2.3:o:amd:epyc_7663p_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: AMD » Epyc 7663p » Version: N/A
AMD » Epyc 8024pn Firmware » Version: N/A
cpe:2.3:o:amd:epyc_8024pn_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: AMD » Epyc 8024pn » Version: N/A
AMD » Epyc 8024p Firmware » Version: N/A
cpe:2.3:o:amd:epyc_8024p_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: AMD » Epyc 8024p » Version: N/A
AMD » Epyc 8124pn Firmware » Version: N/A
cpe:2.3:o:amd:epyc_8124pn_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: AMD » Epyc 8124pn » Version: N/A
AMD » Epyc 8124p Firmware » Version: N/A
cpe:2.3:o:amd:epyc_8124p_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: AMD » Epyc 8124p » Version: N/A
AMD » Epyc 8224pn Firmware » Version: N/A
cpe:2.3:o:amd:epyc_8224pn_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: AMD » Epyc 8224pn » Version: N/A
AMD » Epyc 8224p Firmware » Version: N/A
cpe:2.3:o:amd:epyc_8224p_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: AMD » Epyc 8224p » Version: N/A
AMD » Epyc 8324pn Firmware » Version: N/A
cpe:2.3:o:amd:epyc_8324pn_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: AMD » Epyc 8324pn » Version: N/A
AMD » Epyc 8324p Firmware » Version: N/A
cpe:2.3:o:amd:epyc_8324p_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: AMD » Epyc 8324p » Version: N/A
AMD » Epyc 8434pn Firmware » Version: N/A
cpe:2.3:o:amd:epyc_8434pn_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: AMD » Epyc 8434pn » Version: N/A
AMD » Epyc 8434p Firmware » Version: N/A
cpe:2.3:o:amd:epyc_8434p_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: AMD » Epyc 8434p » Version: N/A
AMD » Epyc 8534pn Firmware » Version: N/A
cpe:2.3:o:amd:epyc_8534pn_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: AMD » Epyc 8534pn » Version: N/A
AMD » Epyc 8534p Firmware » Version: N/A
cpe:2.3:o:amd:epyc_8534p_firmware:-:*:*:*:*:*:*:*
Matching versions
When used together with: AMD » Epyc 8534p » Version: N/A

Exploit prediction scoring system (EPSS) score for CVE-2023-20573

EPSS FAQ

0.07%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 20 %

Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2023-20573

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source	First Seen
3.2	LOW	CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:N/I:L/A:N	1.5	1.4	NIST	2024-01-18
Attack Vector: Local Attack Complexity: Low Privileges Required: High User Interaction: None Scope: Changed Confidentiality: None Integrity: Low Availability: None

References for CVE-2023-20573

https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-3006

Debug Exception Delivery in Secure Nested Paging
Vendor Advisory

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Vulnerability Details : CVE-2023-20573

Products affected by CVE-2023-20573

Exploit prediction scoring system (EPSS) score for CVE-2023-20573

CVSS scores for CVE-2023-20573

References for CVE-2023-20573