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
R3
Ryzen 3 3100 Firmware · Amd
comboam4pi_1.0.0.9; comboam4v2pi_1.2.0.8 · source: NVD
R3
Ryzen 3 3200g Firmware · Amd
comboam4pi_1.0.0.9; comboam4v2pi_1.2.0.8 · source: NVD
R3
Ryzen 3 3200ge Firmware · Amd
comboam4pi_1.0.0.9; comboam4v2pi_1.2.0.8 · source: NVD
R3
Ryzen 3 3200u Firmware · Amd
comboam4pi_1.0.0.9; comboam4v2pi_1.2.0.8 · source: NVD
R3
Ryzen 3 3250c Firmware · Amd
comboam4pi_1.0.0.9; comboam4v2pi_1.2.0.8 · source: NVD
R3
Ryzen 3 3250u Firmware · Amd
comboam4pi_1.0.0.9; comboam4v2pi_1.2.0.8 · source: NVD
R3
Ryzen 3 3300 Firmware · Amd
comboam4pi_1.0.0.9; comboam4v2pi_1.2.0.8 · source: NVD
R3
Ryzen 3 3300g Firmware · Amd
comboam4pi_1.0.0.9; comboam4v2pi_1.2.0.8 · source: NVD
R3
Ryzen 3 3300u Firmware · Amd
comboam4pi_1.0.0.9; comboam4v2pi_1.2.0.8 · source: NVD
R3
Ryzen 3 3300x Firmware · Amd
comboam4pi_1.0.0.9; comboam4v2pi_1.2.0.8 · source: NVD
R3
Ryzen 3 3350u Firmware · Amd
comboam4pi_1.0.0.9; comboam4v2pi_1.2.0.8 · source: NVD
R3
Ryzen 3 3450u Firmware · Amd
comboam4pi_1.0.0.9; comboam4v2pi_1.2.0.8 · source: NVD
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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