CVE-2021-46759

CWE-787 — Out-of-bounds Write3 documents3 sources
Severity
6.1MEDIUM
EPSS
0.1%
top 81.04%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
64
AMD Athlon™ 3000 Series Mobile Processors With Radeon™ Graphics “dali”/”dali” ULPAMD Athlon™ 3000 Series Mobile Processors With Radeon™ Graphics “pollock”AMD Ryzen™ 2000 Series Desktop Processors “raven Ridge” AM4+61 more
Timeline
PublishedMay 9

Description

Improper syscall input validation in AMD TEE (Trusted Execution Environment) 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, resulting in a potential loss of integrity.

CVSS vector

CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:NExploitability: 0.9 | Impact: 5.2

Affected Packages64 packages

🔴Vulnerability Details

2
CVEList
CVE-2021-46759: Improper syscall input validation in AMD TEE (Trusted Execution Environment) may allow an attacker with physical access and control of a Uapp that run↗2023-05-09
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GHSA
GHSA-gp8r-64c4-ggqw: Improper syscall input validation in AMD TEE (Trusted Execution Environment) may allow an attacker with physical access and control of a Uapp that run↗2023-05-09
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