9.8
Critical
CVE-2023-20520 Improper access control settings in ASP Bootloader may allow an attacker to corrupt the return address causing a…
Description
Improper access control settings in ASP Bootloader may allow an attacker to corrupt the return address causing a stack-based buffer overrun potentially leading to arbitrary code execution.
Affected products and versions
| Product | Affected versions | Fixed in |
|---|---|---|
| 1st Gen AMD EPYC™ | Versions not published | |
| 2nd Gen AMD EPYC™ | Versions not published | |
| 3rd Gen AMD EPYC™ | Versions not published |
Other CVEs of 1st Gen AMD EPYC™
The 9 CVEs of 1st Gen AMD EPYC™ →
CVE-2021-26408
Insufficient validation of elliptic curve points in SEV-legacy firmware may compromise SEV-legacy guest migration…
Not rated
CVE-2021-26330
AMD System Management Unit (SMU) may experience a heap-based overflow which may result in a loss of resources
Not rated
CVE-2020-12954
A side effect of an integrated chipset option may be able to be used by an attacker to bypass SPI ROM protections,…
Not rated
CVE-2021-26331
AMD System Management Unit (SMU) contains a potential issue where a malicious user may be able to manipulate mailbox…
Not rated