7.8
CVSSv3

CVE-2023-20555

Published: 08/08/2023 Updated: 21/08/2023
CVSS v3 Base Score: 7.8 | Impact Score: 5.9 | Exploitability Score: 1.8
VMScore: 0

Vulnerability Summary

Insufficient input validation in CpmDisplayFeatureSmm may allow an malicious user to corrupt SMM memory by overwriting an arbitrary bit in an attacker-controlled pointer potentially leading to arbitrary code execution in SMM.

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amd ryzen_3_3300_firmware

amd ryzen_3_3300x_firmware

amd ryzen_5_3600_firmware

amd ryzen_5_3600x_firmware

amd ryzen_7_3700_firmware

amd ryzen_7_3700x_firmware

amd ryzen_9_3800x_firmware

amd ryzen_9_3850x_firmware

amd ryzen_9_5950x_firmware

amd ryzen_9_5900x_firmware

amd ryzen_9_5900_firmware

amd ryzen_9_pro_5945_firmware

amd ryzen_7_5800x3d_firmware

amd ryzen_7_5800x_firmware

amd ryzen_7_5800_firmware

amd ryzen_7_5700x_firmware

amd ryzen_7_pro_5845_firmware

amd ryzen_5_5600x3d_firmware

amd ryzen_5_5600x_firmware

amd ryzen_5_5600_firmware

amd ryzen_5_pro_5645_firmware

amd ryzen_7_5700_firmware

amd ryzen_5_5500_firmware

amd ryzen_3_5100_firmware

amd ryzen_7_5700g_firmware

amd ryzen_7_5700ge_firmware

amd ryzen_5_5600g_firmware

amd ryzen_5_5600ge_firmware

amd ryzen_3_5300g_firmware

amd ryzen_3_5300ge_firmware

amd ryzen_9_7950x3d_firmware

amd ryzen_9_7950x_firmware

amd ryzen_9_7900x3d_firmware

amd ryzen_9_7900x_firmware

amd ryzen_9_7900_firmware

amd ryzen_9_pro_7945_firmware

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amd ryzen_7_pro_7745_firmware

amd ryzen_5_7600x_firmware

amd ryzen_5_7600_firmware

amd ryzen_5_pro_7645_firmware

amd ryzen_5_7500f_firmware

amd ryzen_4700s_firmware

amd ryzen_5_4500_firmware

amd ryzen_3_4100_firmware

amd athlon_pro_300ge_firmware

amd athlon_gold_3150ge_firmware

amd athlon_gold_pro_3150ge_firmware

amd athlon_gold_3150g_firmware

amd athlon_gold_pro_3150g_firmware

amd athlon_silver_3050e_firmware

amd athlon_pro_3045b_firmware

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amd athlon_pro_3145b_firmware

amd athlon_gold_3150u_firmware

amd athlon_gold_3150c_firmware

amd athlon_3015e_firmware

amd athlon_3015ce_firmware

amd ryzen_7_3780u_firmware

amd ryzen_7_3750h_firmware

amd ryzen_7_3700c_firmware

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amd ryzen_5_3580u_firmware

amd ryzen_5_3550h_firmware

amd ryzen_5_3500c_firmware

amd ryzen_5_3500u_firmware

amd ryzen_5_3450u_firmware

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amd ryzen_5_4500u_firmware

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amd ryzen_5_5560u_firmware

amd ryzen_3_5425u_firmware

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amd ryzen_3_5125c_firmware

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amd ryzen_5_7520u_firmware

amd ryzen_3_7320u_firmware

amd ryzen_7_pro_7730u_firmware

amd ryzen_5_pro_7530u_firmware

amd ryzen_3_pro_7330u_firmware