PT-2023-12570 · Amd · Amd Secure Processor

Publicado 2023-05-09 · Atualizado 2023-05-22 · CVE-2021-46755

Positive Technologies (AI Summary)

CVSS v3.1

7.5

Alta

Vetor base

AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Name of the Vulnerable Software and Affected Versions AMD Secure Processor (affected versions not specified)

Description The issue is related to the failure to unmap certain SysHub mappings in error paths of the ASP bootloader, which may allow an attacker with a malicious bootloader to exhaust the SysHub resources, resulting in a potential denial of service.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Identificadores relacionados

CVE-2021-46755

Produtos afetados

Amd Secure Processor

Referências · 6

• https://amd.com/en/corporate/product-security/bulletin/AMD-SB-4001 · Aviso do Fabricante
• https://t.me/cvenotify/50079 · Publicação no Telegram
• https://osv.dev/vulnerability/CVE-2021-46755 · Aviso do Fabricante
• https://t.me/cibsecurity/63695 · Publicação no Telegram
• https://t.me/cvenotify/50914 · Publicação no Telegram
• https://nvd.nist.gov/vuln/detail/CVE-2021-46755 · Nota de Segurança