Not rated
CVE-2021-26370 Improper validation of destination address in SVC_LOAD_FW_IMAGE_BY_INSTANCE and SVC_LOAD_BINARY_BY_ATTRIB in a malicious…
Description
Improper validation of destination address in SVC_LOAD_FW_IMAGE_BY_INSTANCE and SVC_LOAD_BINARY_BY_ATTRIB in a malicious UApp or ABL may allow an attacker to overwrite arbitrary bootloader memory with SPI ROM contents resulting in a loss of integrity and availability.
Affected products and versions
| Product | Affected versions | Fixed in |
|---|---|---|
| 2nd Gen AMD EPYC™ | Versions not published | |
| 3rd Gen AMD EPYC™ | Versions not published |
Other CVEs of 2nd Gen AMD EPYC™
The 19 CVEs of 2nd Gen AMD EPYC™ →
CVE-2023-20520
Improper access control settings in ASP Bootloader may allow an attacker to corrupt the return address causing a…
9.8
Critical
CVE-2023-20524
An attacker with a compromised ASP could possibly send malformed commands to an ASP on another CPU, resulting in an…
7.5
High
CVE-2021-46775
Improper input validation in ABL may enable an attacker with physical access, to perform arbitrary memory overwrites,…
6.8
Medium
CVE-2021-46769
Insufficient syscall input validation in the ASP Bootloader may allow a privileged attacker to execute arbitrary DMA…
8.8
High