CVE-2023-20577
21Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 7.4epss 0.2%
exploitation probability
0.2%top 94% of all CVEs
observed exploitation
nono source reports it
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.
CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Affected products
AMD · 2nd Gen AMD EPYC™ ProcessorsAMD · 3rd Gen AMD EPYC™ ProcessorsAMD · 4th Gen AMD EPYC™ ProcessorsAMD · AMD Athlon™ 3000 Series Desktop Processors with Radeon™ GraphicsAMD · AMD Athlon™ 3000 Series Mobile Processors with Radeon™ GraphicsAMD · AMD EPYC™ Embedded 3000AMD · AMD EPYC™ Embedded 7002AMD · AMD EPYC™ Embedded 7003AMD · AMD EPYC™ Embedded 9003AMD · AMD Instinct™ MI300AAMD · AMD Ryzen™ 3000 Series Desktop ProcessorsAMD · AMD Ryzen™ 3000 Series Mobile Processor with Radeon™ GraphicsAMD · AMD Ryzen™ 3000 Series Processors with Radeon™ GraphicsAMD · AMD Ryzen™ 4000 Series Desktop Processors with Radeon™ GraphicsAMD · AMD Ryzen™ 4000 Series Mobile Processors with Radeon™ GraphicsAMD · AMD Ryzen™ 5000 Series Desktop ProcessorsAMD · AMD Ryzen™ 5000 Series Desktop Processors with Radeon™ GraphicsAMD · AMD Ryzen™ 5000 Series Mobile Processors with Radeon™ GraphicsAMD · AMD Ryzen™ 5000 Series Processors with Radeon™ GraphicsAMD · AMD Ryzen™ 6000 Series Processors with Radeon™ GraphicsAMD · AMD Ryzen™ 7000 Series ProcessorsAMD · AMD Ryzen™ 7020 Series Processors with Radeon™ GraphicsAMD · AMD Ryzen™ 7035 Series Processors with Radeon™ GraphicsAMD · AMD Ryzen™ 7040 Series Processors with Radeon™ GraphicsAMD · AMD Ryzen™ 7045 Series Mobile ProcessorsAMD · AMD Ryzen™ Embedded 5000AMD · AMD Ryzen™ Embedded R1000AMD · AMD Ryzen™ Embedded R2000AMD · AMD Ryzen™ Embedded V1000AMD · AMD Ryzen™ Embedded V2000AMD · AMD Ryzen™ Embedded V3000AMD · AMD Ryzen™ Threadripper™ 3000 Series ProcessorsAMD · AMD Ryzen™ Threadripper™ PRO 3000WX Series ProcessorsAMD · AMD Ryzen™ Threadripper™ PRO 5000WX Processors