CVE-2023-31345

Description

Improper input validation in the SMM handler may allow a privileged attacker to overwrite SMRAM, potentially leading to arbitrary code execution.

Category

7.5
CVSS
Severity: High
CVSS 3.1 •
EPSS 0.03%
Affected: AMD AMD EPYC™ 7003 Processors
Affected: AMD AMD EPYC™ 9004 Processors
Affected: AMD AMD Instinct™ MI300A
Affected: AMD AMD Ryzen™ 3000 Series Desktop Processors
Affected: AMD AMD Ryzen™ 5000 Series Desktop Processors
Affected: AMD AMD Ryzen™ 5000 Series Desktop Processor with Radeon™ Graphics
Affected: AMD AMD Ryzen™ 7000 Series Desktop Processors
Affected: AMD AMD Ryzen™ 4000 Series Desktop Processor with Radeon™ Graphics
Affected: AMD AMD Ryzen™ 8000 Series Processor with Radeon™ Graphics
Affected: AMD AMD Ryzen™ Threadripper™ PRO 5000WX- Series Desktop Processors
Affected: AMD AMD Athlon™ 3000 Series Mobile Processors with Radeon™ Graphics
Affected: AMD AMD Ryzen™ 3000 Series Mobile Processor with Radeon™ Graphics
Affected: AMD AMD Ryzen™ 4000 Series Mobile Processors with Radeon™ Graphics
Affected: AMD AMD Ryzen™ 5000 Series Processors with Radeon™ Graphics
Affected: AMD AMD Ryzen™ 7020 Series Processors with Radeon™ Graphics
Affected: AMD AMD Ryzen™ 6000 Series Processor with Radeon™ Graphics
Affected: AMD AMD Ryzen™ 7035 Series Processor with Radeon™ Graphics
Affected: AMD AMD Ryzen™ 7040 Series Processors with Radeon™ Graphics
Affected: AMD AMD Ryzen™ 7000 Series Mobile Processors
Affected: AMD AMD EPYC™ Embedded 7003
Affected: AMD AMD EPYC™ Embedded 9004
Affected: AMD AMD Ryzen™ Embedded 5000
Affected: AMD AMD Ryzen™ Embedded 7000
Affected: AMD AMD Ryzen™ Embedded V2000
Affected: AMD AMD Ryzen™ Embedded V3000
Published at:
Updated at:

References

Link Tags
https://www.amd.com/en/resources/product-security/bulletin/amd-sb-5004.html
https://www.amd.com/en/resources/product-security/bulletin/amd-sb-4008.html
https://www.amd.com/en/resources/product-security/bulletin/amd-sb-3009.html

Frequently Asked Questions

What is the severity of CVE-2023-31345?
CVE-2023-31345 has been scored as a high severity vulnerability.
How to fix CVE-2023-31345?
To fix CVE-2023-31345, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2023-31345 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2023-31345 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2023-31345?
CVE-2023-31345 affects AMD AMD EPYC™ 7003 Processors, AMD AMD EPYC™ 9004 Processors, AMD AMD Instinct™ MI300A, AMD AMD Ryzen™ 3000 Series Desktop Processors, AMD AMD Ryzen™ 5000 Series Desktop Processors, AMD AMD Ryzen™ 5000 Series Desktop Processor with Radeon™ Graphics, AMD AMD Ryzen™ 7000 Series Desktop Processors, AMD AMD Ryzen™ 4000 Series Desktop Processor with Radeon™ Graphics, AMD AMD Ryzen™ 8000 Series Processor with Radeon™ Graphics, AMD AMD Ryzen™ Threadripper™ PRO 5000WX- Series Desktop Processors, AMD AMD Athlon™ 3000 Series Mobile Processors with Radeon™ Graphics, AMD AMD Ryzen™ 3000 Series Mobile Processor with Radeon™ Graphics, AMD AMD Ryzen™ 4000 Series Mobile Processors with Radeon™ Graphics, AMD AMD Ryzen™ 5000 Series Processors with Radeon™ Graphics, AMD AMD Ryzen™ 7020 Series Processors with Radeon™ Graphics, AMD AMD Ryzen™ 6000 Series Processor with Radeon™ Graphics, AMD AMD Ryzen™ 7035 Series Processor with Radeon™ Graphics, AMD AMD Ryzen™ 7040 Series Processors with Radeon™ Graphics, AMD AMD Ryzen™ 7000 Series Mobile Processors, AMD AMD EPYC™ Embedded 7003, AMD AMD EPYC™ Embedded 9004, AMD AMD Ryzen™ Embedded 5000, AMD AMD Ryzen™ Embedded 7000, AMD AMD Ryzen™ Embedded V2000, AMD AMD Ryzen™ Embedded V3000.
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