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CVE-2023-20521

CVE-2023-20521

CVSS 3.3 LOWEPSS 0.3%
TOCTOU in the ASP Bootloader may allow an attacker with physical access to tamper with SPI ROM records after memory content verification, potentially leading to loss of confidentiality or a denial of service.
CVSS:3.1/AV:P/AC:H/PR:H/UI:N/S:C/C:L/I:N/A:L
Produtos afetados
AMD · 1st Gen AMD EPYC™ ProcessorsAMD · 2nd Gen AMD EPYC™ ProcessorsAMD · 3rd Gen AMD EPYC™ ProcessorsAMD · AMD EPYC™ Embedded 3000AMD · AMD EPYC™ Embedded 7002AMD · AMD EPYC™ Embedded 7003AMD · AMD Ryzen™ Embedded R1000AMD · AMD Ryzen™ Embedded R2000AMD · AMD Ryzen™ Embedded V1000AMD · Athlon™ 3000 Series Desktop Processors with Radeon™ Graphics “Picasso” AM4AMD · Athlon™ 3000 Series Mobile Processors with Radeon™ Graphics “Dali”/”Dali” FP5AMD · Athlon™ 3000 Series Mobile Processors with Radeon™ Graphics “Pollock”AMD · Ryzen™ 3000 Series Mobile Processor with Radeon™ Graphics “Picasso” FP5AMD · Ryzen™ Threadripper™ 2000 Series Processors “Colfax”

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Referências
https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-3002https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-4002https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-5001