CVE-2023-20594

Description

Improper initialization of variables in the DXE driver may allow a privileged user to leak sensitive information via local access.

Category

4.4
CVSS
Severity: Medium
CVSS 3.1 •
EPSS 0.03%
Vendor Advisory amd.com
Affected: AMD Ryzen™ 3000 Series Desktop Processors “Matisse”
Affected: AMD Ryzen™ 5000 Series Desktop Processors “Vermeer”
Affected: AMD Ryzen™ 5000 Series Desktop Processor with Radeon™ Graphics “Cezanne”
Affected: AMD Ryzen™ 4000 Series Desktop Processors with Radeon™ Graphics “Renoir” AM4
Affected: AMD Ryzen™ Threadripper™ 3000 Series Processors “Castle Peak” HEDT
Affected: AMD Ryzen™ Threadripper™ PRO Processors “Castle Peak” WS SP3
Affected: AMD Ryzen™ Threadripper™ PRO 3000WX Series Processors “Chagall” WS SP3
Affected: AMD Ryzen™ 4000 Series Mobile Processors with Radeon™ Graphics “Renoir” FP6
Affected: AMD Ryzen™ 5000 Series Mobile Processors with Radeon™ Graphics “Lucienne”
Affected: AMD Ryzen™ 5000 Series Mobile Processors with Radeon™ Graphics “Cezanne”
Affected: AMD Ryzen™ 6000 Series Mobile Processors with Radeon™ Graphics "Rembrandt"
Affected: AMD Ryzen™ 7035 Series Mobile Processors with Radeon™ Graphics "Rembrandt-R"
Affected: AMD Ryzen™ 5000 Series Mobile Processors with Radeon™ Graphics "Barcelo"
Affected: AMD Ryzen™ 7030 Series Mobile Processors with Radeon™ Graphics “Barcelo-R”
Affected: AMD 3rd Gen AMD EPYC™ Processors
Published at:
Updated at:

References

Link Tags
https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-4007 vendor advisory

Frequently Asked Questions

What is the severity of CVE-2023-20594?
CVE-2023-20594 has been scored as a medium severity vulnerability.
How to fix CVE-2023-20594?
To fix CVE-2023-20594, 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-2023-20594 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2023-20594 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-2023-20594?
CVE-2023-20594 affects AMD Ryzen™ 3000 Series Desktop Processors “Matisse”, AMD Ryzen™ 5000 Series Desktop Processors “Vermeer” , AMD Ryzen™ 5000 Series Desktop Processor with Radeon™ Graphics “Cezanne” , AMD Ryzen™ 4000 Series Desktop Processors with Radeon™ Graphics “Renoir” AM4, AMD Ryzen™ Threadripper™ 3000 Series Processors “Castle Peak” HEDT, AMD Ryzen™ Threadripper™ PRO Processors “Castle Peak” WS SP3, AMD Ryzen™ Threadripper™ PRO 3000WX Series Processors “Chagall” WS SP3, AMD Ryzen™ 4000 Series Mobile Processors with Radeon™ Graphics “Renoir” FP6, AMD Ryzen™ 5000 Series Mobile Processors with Radeon™ Graphics “Lucienne” , AMD Ryzen™ 5000 Series Mobile Processors with Radeon™ Graphics “Cezanne”, AMD Ryzen™ 6000 Series Mobile Processors with Radeon™ Graphics "Rembrandt", AMD Ryzen™ 7035 Series Mobile Processors with Radeon™ Graphics "Rembrandt-R", AMD Ryzen™ 5000 Series Mobile Processors with Radeon™ Graphics "Barcelo", AMD Ryzen™ 7030 Series Mobile Processors with Radeon™ Graphics “Barcelo-R” , AMD 3rd Gen AMD EPYC™ Processors.
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