CVE-2023-20577
A heap overflow in SMM module may allow an attacker with access to a second vulnerability that enables writing to SPI flash, potentially resulting in arbitrary code execution.
- Score
- CVSS 3.1 7.4 High
- Status
- Awaiting Analysis - psirt@amd.com
- Published
- 2026-09-02
- Last modified
- 2026-09-04
- Weaknesses
- CWE-121
Affected products
- 2nd Gen Amd Epyc Processors (Amd)
- 3rd Gen Amd Epyc Processors (Amd)
- 4th Gen Amd Epyc Processors (Amd)
- Amd Athlon 3000 Series Desktop Processors With Radeon Graphics (Amd)
- Amd Athlon 3000 Series Mobile Processors With Radeon Graphics (Amd)
- Amd Epyc Embedded 3000 (Amd)
- Amd Epyc Embedded 7002 (Amd)
- Amd Epyc Embedded 7003 (Amd)
- Amd Epyc Embedded 9003 (Amd)
- Amd Instinct Mi300a (Amd)
- Amd Ryzen 3000 Series Desktop Processors (Amd)
- Amd Ryzen 3000 Series Mobile Processor With Radeon Graphics (Amd)
- Amd Ryzen 3000 Series Processors With Radeon Graphics (Amd)
- Amd Ryzen 4000 Series Desktop Processors With Radeon Graphics (Amd)
- Amd Ryzen 4000 Series Mobile Processors With Radeon Graphics (Amd)
- Amd Ryzen 5000 Series Desktop Processors (Amd)
- Amd Ryzen 5000 Series Desktop Processors With Radeon Graphics (Amd)
- Amd Ryzen 5000 Series Mobile Processors With Radeon Graphics (Amd)
- Amd Ryzen 5000 Series Processors With Radeon Graphics (Amd)
- Amd Ryzen 6000 Series Processors With Radeon Graphics (Amd)
- Amd Ryzen 7000 Series Processors (Amd)
- Amd Ryzen 7020 Series Processors With Radeon Graphics (Amd)
- Amd Ryzen 7035 Series Processors With Radeon Graphics (Amd)
- Amd Ryzen 7040 Series Processors With Radeon Graphics (Amd)
- Amd Ryzen 7045 Series Mobile Processors (Amd)
- Amd Ryzen Embedded 5000 (Amd)
- Amd Ryzen Embedded R1000 (Amd)
- Amd Ryzen Embedded R2000 (Amd)
- Amd Ryzen Embedded V1000 (Amd)
- Amd Ryzen Embedded V2000 (Amd)
- Amd Ryzen Embedded V3000 (Amd)
- Amd Ryzen Threadripper 3000 Series Processors (Amd)
- Amd Ryzen Threadripper Pro 3000wx Series Processors (Amd)
- Amd Ryzen Threadripper Pro 5000wx Processors (Amd)
References
- https://www.amd.com/en/resources/product-security/bulletin/amd-sb-7009.html
