CVE-2023-20555
—CVSS 3.1
7.8 high
EPSS
<1%p25
Published
()
Modified
Description
Insufficient input validation in CpmDisplayFeatureSmm may allow an attacker to corrupt SMM memory by overwriting an arbitrary bit in an attacker-controlled pointer potentially leading to arbitrary code execution in SMM.
- Vendors
- amd
- Products
- ryzen 3 3300 firmware, ryzen 3 3300x firmware, ryzen 5 3600 firmware, ryzen 5 3600x firmware, ryzen 7 3700 firmware, ryzen 7 3700x firmware, ryzen 9 3800x firmware, ryzen 9 3850x firmware, ryzen 9 5950x firmware, ryzen 9 5900x firmware, ryzen 9 5900 firmware, ryzen 9 pro 5945 firmware
- Weakness
- CWE-787
- Vector
- CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
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