PT-2023-12573 · Amd · Amd Tee

Published 2023-05-09 · Updated 2023-05-22 · CVE-2021-46759

Positive Technologies (AI Summary)

CVSS v3.1

6.1

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions AMD TEE (Trusted Execution Environment) (affected versions not specified)

Description The issue is related to improper syscall input validation in AMD TEE, which may allow an attacker with physical access and control of a Uapp that runs under the bootloader to reveal the contents of the ASP (AMD Secure Processor) bootloader accessible memory to a serial port. This could result in a potential loss of integrity.

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

Memory Corruption

Weakness Enumeration

CWE-787

Related Identifiers

CVE-2021-46759

Affected Products

Amd Tee

References · 6

• https://nvd.nist.gov/vuln/detail/CVE-2021-46759 · Security Note
• https://amd.com/en/corporate/product-security/bulletin/AMD-SB-4001 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2021-46759 · Vendor Advisory
• https://t.me/cvenotify/50910 · Telegram Post
• https://t.me/cibsecurity/63694 · Telegram Post
• https://t.me/cvenotify/50077 · Telegram Post