Medium severity · published Sep 20, 2023
CVE-2023-20597
Improper initialization of variables in the DXE driver may allow a privileged user to leak sensitive information via local access
5.5
CVSS
0.2%
EPSS
No
On KEV
Description
Improper initialization of variables in the DXE driver may allow a privileged user to leak sensitive information via local access.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Attack vector
Local
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.2% · higher than 8% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
AE
AMD EPYC™ Embedded 7003 · AMD
All versions, or not specified · source: vendor
AR
AMD Ryzen™ Embedded 5000 · AMD
All versions, or not specified · source: vendor
AR
AMD Ryzen™ Embedded V2000 · AMD
All versions, or not specified · source: vendor
AR
AMD Ryzen™ Embedded V3000 · AMD
All versions, or not specified · source: vendor
R3
Ryzen™ 3000 Series Desktop Processors “Matisse” · AMD
various · source: vendor
R5
Ryzen™ 5000 Series Desktop Processor with Radeon™ Graphics “Cezanne” · AMD
various · source: vendor
R5
Ryzen™ 5000 Series Desktop Processors “Vermeer” · AMD
various · source: vendor
R5
Ryzen™ 5000 Series Mobile Processors with Radeon™ Graphics "Barcelo" · AMD
various · source: vendor
R6
Ryzen™ 6000 Series Mobile Processors with Radeon™ Graphics "Rembrandt" · AMD
various · source: vendor
R7
Ryzen™ 7030 Series Mobile Processors with Radeon™ Graphics “Barcelo-R” · AMD
various · source: vendor
R7
Ryzen™ 7035 Series Mobile Processors with Radeon™ Graphics "Rembrandt-R" · AMD
various · source: vendor
RT
Ryzen™ Threadripper™ 3000 Series Processors “Castle Peak” HEDT · AMD
various · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2023-20597
CVE.org
https://www.cve.org/CVERecord?id=CVE-2023-20597
Vendor Advisory
https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-4007
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