High severity7.8NVD Advisory· Published Nov 14, 2023· Updated Jun 17, 2026

CVE-2023-20563

Description

Insufficient protections in System Management Mode (SMM) code may allow an attacker to potentially enable escalation of privilege via local access.

Affected products

AMD/System Management Mode (SMM) codellm-fuzzy
AMD/Ryzen 3 5100 Firmware
cpe:2.3:o:amd:ryzen_3_5100_firmware:*:*:*:*:*:*:*:*
Range: <comboam4v2_1.2.0.b
AMD/Ryzen 3 5300g Firmware
cpe:2.3:o:amd:ryzen_3_5300g_firmware:*:*:*:*:*:*:*:*
Range: <comboam4v2_1.2.0.b
AMD/Ryzen 3 5300ge Firmware
cpe:2.3:o:amd:ryzen_3_5300ge_firmware:*:*:*:*:*:*:*:*
Range: <comboam4v2_1.2.0.b
AMD/Ryzen 5 5500 Firmware
cpe:2.3:o:amd:ryzen_5_5500_firmware:*:*:*:*:*:*:*:*
Range: <comboam4v2_1.2.0.b
AMD/Ryzen 5 5600g Firmware
cpe:2.3:o:amd:ryzen_5_5600g_firmware:*:*:*:*:*:*:*:*
Range: <comboam4v2_1.2.0.b
AMD/Ryzen 5 5600ge Firmware
cpe:2.3:o:amd:ryzen_5_5600ge_firmware:*:*:*:*:*:*:*:*
Range: <comboam4v2_1.2.0.b
AMD/Ryzen 7 5700 Firmware
cpe:2.3:o:amd:ryzen_7_5700_firmware:*:*:*:*:*:*:*:*
Range: <comboam4v2_1.2.0.b
AMD/Ryzen 7 5700g Firmware
cpe:2.3:o:amd:ryzen_7_5700g_firmware:*:*:*:*:*:*:*:*
Range: <comboam4v2_1.2.0.b
AMD/Ryzen 7 5700ge Firmware
cpe:2.3:o:amd:ryzen_7_5700ge_firmware:*:*:*:*:*:*:*:*
Range: <comboam4v2_1.2.0.b
AMD/Ryzen 5 7500f Firmware
cpe:2.3:o:amd:ryzen_5_7500f_firmware:*:*:*:*:*:*:*:*
Range: <comboam5_1.0.7.0
AMD/Ryzen 5 7600 Firmware
cpe:2.3:o:amd:ryzen_5_7600_firmware:*:*:*:*:*:*:*:*
Range: <comboam5_1.0.7.0
AMD/Ryzen 5 7600x Firmware
cpe:2.3:o:amd:ryzen_5_7600x_firmware:*:*:*:*:*:*:*:*
Range: <comboam5_1.0.7.0
AMD/Ryzen 7 7700 Firmware
cpe:2.3:o:amd:ryzen_7_7700_firmware:*:*:*:*:*:*:*:*
Range: <comboam5_1.0.7.0
AMD/Ryzen 7 7700x Firmware
cpe:2.3:o:amd:ryzen_7_7700x_firmware:*:*:*:*:*:*:*:*
Range: <comboam5_1.0.7.0
AMD/Ryzen 7 7800x3d Firmware
cpe:2.3:o:amd:ryzen_7_7800x3d_firmware:*:*:*:*:*:*:*:*
Range: <comboam5_1.0.7.0
AMD/Ryzen 9 7900 Firmware
cpe:2.3:o:amd:ryzen_9_7900_firmware:*:*:*:*:*:*:*:*
Range: <comboam5_1.0.7.0
AMD/Ryzen 9 7900x Firmware
cpe:2.3:o:amd:ryzen_9_7900x_firmware:*:*:*:*:*:*:*:*
Range: <comboam5_1.0.7.0
AMD/Ryzen 9 7900x3d Firmware
cpe:2.3:o:amd:ryzen_9_7900x3d_firmware:*:*:*:*:*:*:*:*
Range: <comboam5_1.0.7.0
AMD/Ryzen 9 7950x Firmware
cpe:2.3:o:amd:ryzen_9_7950x_firmware:*:*:*:*:*:*:*:*
Range: <comboam5_1.0.7.0
AMD/Ryzen 9 7950x3d Firmware
cpe:2.3:o:amd:ryzen_9_7950x3d_firmware:*:*:*:*:*:*:*:*
Range: <comboam5_1.0.7.0
AMD/Ryzen Pro 3900 Firmware
cpe:2.3:o:amd:ryzen_pro_3900_firmware:*:*:*:*:*:*:*:*
Range: <comboam5_1.0.7.0
AMD/Ryzen Pro 7645 Firmware
cpe:2.3:o:amd:ryzen_pro_7645_firmware:*:*:*:*:*:*:*:*
Range: <comboam5_1.0.7.0
AMD/Ryzen Pro 7745 Firmware
cpe:2.3:o:amd:ryzen_pro_7745_firmware:*:*:*:*:*:*:*:*
Range: <comboam5_1.0.7.0
AMD/Ryzen Pro 7945 Firmware
cpe:2.3:o:amd:ryzen_pro_7945_firmware:*:*:*:*:*:*:*:*
Range: <comboam5_1.0.7.0
AMD/Ryzen 3 5125c Firmware
cpe:2.3:o:amd:ryzen_3_5125c_firmware:*:*:*:*:*:*:*:*
Range: <cezannepi-fp6_1.0.0.f
AMD/Ryzen 3 5400u Firmware
cpe:2.3:o:amd:ryzen_3_5400u_firmware:*:*:*:*:*:*:*:*
Range: <cezannepi-fp6_1.0.0.f
AMD/Ryzen 3 5425u Firmware
cpe:2.3:o:amd:ryzen_3_5425u_firmware:*:*:*:*:*:*:*:*
Range: <cezannepi-fp6_1.0.0.f
AMD/Ryzen 5 5500h Firmware
cpe:2.3:o:amd:ryzen_5_5500h_firmware:*:*:*:*:*:*:*:*
Range: <cezannepi-fp6_1.0.0.f
AMD/Ryzen 5 5560u Firmware
cpe:2.3:o:amd:ryzen_5_5560u_firmware:*:*:*:*:*:*:*:*
Range: <cezannepi-fp6_1.0.0.f
AMD/Ryzen 5 5600h Firmware
cpe:2.3:o:amd:ryzen_5_5600h_firmware:*:*:*:*:*:*:*:*
Range: <cezannepi-fp6_1.0.0.f
AMD/Ryzen 5 5600hs Firmware
cpe:2.3:o:amd:ryzen_5_5600hs_firmware:*:*:*:*:*:*:*:*
Range: <cezannepi-fp6_1.0.0.f
AMD/Ryzen 5 5600u Firmware
cpe:2.3:o:amd:ryzen_5_5600u_firmware:*:*:*:*:*:*:*:*
Range: <cezannepi-fp6_1.0.0.f
AMD/Ryzen 5 5625u Firmware
cpe:2.3:o:amd:ryzen_5_5625u_firmware:*:*:*:*:*:*:*:*
Range: <cezannepi-fp6_1.0.0.f
AMD/Ryzen 7 5800h Firmware
cpe:2.3:o:amd:ryzen_7_5800h_firmware:*:*:*:*:*:*:*:*
Range: <cezannepi-fp6_1.0.0.f
AMD/Ryzen 7 5800hs Firmware
cpe:2.3:o:amd:ryzen_7_5800hs_firmware:*:*:*:*:*:*:*:*
Range: <cezannepi-fp6_1.0.0.f
AMD/Ryzen 7 5800u Firmware
cpe:2.3:o:amd:ryzen_7_5800u_firmware:*:*:*:*:*:*:*:*
Range: <cezannepi-fp6_1.0.0.f
AMD/Ryzen 7 5825u Firmware
cpe:2.3:o:amd:ryzen_7_5825u_firmware:*:*:*:*:*:*:*:*
Range: <cezannepi-fp6_1.0.0.f
AMD/Ryzen 9 5900hs Firmware
cpe:2.3:o:amd:ryzen_9_5900hs_firmware:*:*:*:*:*:*:*:*
Range: <cezannepi-fp6_1.0.0.f
AMD/Ryzen 9 5900hx Firmware
cpe:2.3:o:amd:ryzen_9_5900hx_firmware:*:*:*:*:*:*:*:*
Range: <cezannepi-fp6_1.0.0.f
AMD/Ryzen 9 5980hs Firmware
cpe:2.3:o:amd:ryzen_9_5980hs_firmware:*:*:*:*:*:*:*:*
Range: <cezannepi-fp6_1.0.0.f
AMD/Ryzen 9 5980hx Firmware
cpe:2.3:o:amd:ryzen_9_5980hx_firmware:*:*:*:*:*:*:*:*
Range: <cezannepi-fp6_1.0.0.f
AMD/Ryzen 9 6980hx Firmware
cpe:2.3:o:amd:ryzen_9_6980hx_firmware:*:*:*:*:*:*:*:*
Range: <rembrandtpi-fp7_1.0.0.9
AMD/Ryzen 9 6980hs Firmware
cpe:2.3:o:amd:ryzen_9_6980hs_firmware:*:*:*:*:*:*:*:*
Range: <rembrandtpi-fp7_1.0.0.9
AMD/Ryzen 9 6900hx Firmware
cpe:2.3:o:amd:ryzen_9_6900hx_firmware:*:*:*:*:*:*:*:*
Range: <rembrandtpi-fp7_1.0.0.9
AMD/Ryzen 9 6900hs Firmware
cpe:2.3:o:amd:ryzen_9_6900hs_firmware:*:*:*:*:*:*:*:*
Range: <rembrandtpi-fp7_1.0.0.9
AMD/Ryzen 7 6800h Firmware
cpe:2.3:o:amd:ryzen_7_6800h_firmware:*:*:*:*:*:*:*:*
Range: <rembrandtpi-fp7_1.0.0.9
AMD/Ryzen 7 6800hs Firmware
cpe:2.3:o:amd:ryzen_7_6800hs_firmware:*:*:*:*:*:*:*:*
Range: <rembrandtpi-fp7_1.0.0.9
AMD/Ryzen 7 6800u Firmware
cpe:2.3:o:amd:ryzen_7_6800u_firmware:*:*:*:*:*:*:*:*
Range: <rembrandtpi-fp7_1.0.0.9
AMD/Ryzen 5 6600h Firmware
cpe:2.3:o:amd:ryzen_5_6600h_firmware:*:*:*:*:*:*:*:*
Range: <rembrandtpi-fp7_1.0.0.9
AMD/Ryzen 5 6600hs Firmware
cpe:2.3:o:amd:ryzen_5_6600hs_firmware:*:*:*:*:*:*:*:*
Range: <rembrandtpi-fp7_1.0.0.9
AMD/Ryzen 5 6600u Firmware
cpe:2.3:o:amd:ryzen_5_6600u_firmware:*:*:*:*:*:*:*:*
Range: <rembrandtpi-fp7_1.0.0.9
AMD/Ryzen 7 7735hs Firmware
cpe:2.3:o:amd:ryzen_7_7735hs_firmware:*:*:*:*:*:*:*:*
Range: <rembrandtpi-fp7_1.0.0.9
AMD/Ryzen 7 7736u Firmware
cpe:2.3:o:amd:ryzen_7_7736u_firmware:*:*:*:*:*:*:*:*
Range: <rembrandtpi-fp7_1.0.0.9
AMD/Ryzen 7 7735u Firmware
cpe:2.3:o:amd:ryzen_7_7735u_firmware:*:*:*:*:*:*:*:*
Range: <rembrandtpi-fp7_1.0.0.9
AMD/Ryzen 5 7535hs Firmware
cpe:2.3:o:amd:ryzen_5_7535hs_firmware:*:*:*:*:*:*:*:*
Range: <rembrandtpi-fp7_1.0.0.9
AMD/Ryzen 5 7535u Firmware
cpe:2.3:o:amd:ryzen_5_7535u_firmware:*:*:*:*:*:*:*:*
Range: <rembrandtpi-fp7_1.0.0.9
AMD/Ryzen 3 7335u Firmware
cpe:2.3:o:amd:ryzen_3_7335u_firmware:*:*:*:*:*:*:*:*
Range: <rembrandtpi-fp7_1.0.0.9
AMD/Ryzen 7 Pro 7730u Firmware
cpe:2.3:o:amd:ryzen_7_pro_7730u_firmware:*:*:*:*:*:*:*:*
Range: <cezannepi-fp6_1.0.0.f
AMD/Ryzen 9 Pro 7940hs Firmware
cpe:2.3:o:amd:ryzen_9_pro_7940hs_firmware:*:*:*:*:*:*:*:*
Range: <phoenixpi-fp8-fp7_pi_1.0.0.1g
AMD/Ryzen 9 Pro 7940h Firmware
cpe:2.3:o:amd:ryzen_9_pro_7940h_firmware:*:*:*:*:*:*:*:*
Range: <phoenixpi-fp8-fp7_pi_1.0.0.1g
AMD/Ryzen 7 Pro 7840hs Firmware
cpe:2.3:o:amd:ryzen_7_pro_7840hs_firmware:*:*:*:*:*:*:*:*
Range: <phoenixpi-fp8-fp7_pi_1.0.0.1g
AMD/Ryzen 7 Pro 7840h Firmware
cpe:2.3:o:amd:ryzen_7_pro_7840h_firmware:*:*:*:*:*:*:*:*
Range: <phoenixpi-fp8-fp7_pi_1.0.0.1g
AMD/Ryzen 7 Pro 7840u Firmware
cpe:2.3:o:amd:ryzen_7_pro_7840u_firmware:*:*:*:*:*:*:*:*
Range: <phoenixpi-fp8-fp7_pi_1.0.0.1g
AMD/Ryzen 5 Pro 7640hs Firmware
cpe:2.3:o:amd:ryzen_5_pro_7640hs_firmware:*:*:*:*:*:*:*:*
Range: <phoenixpi-fp8-fp7_pi_1.0.0.1g
AMD/Ryzen 5 Pro 7640h Firmware
cpe:2.3:o:amd:ryzen_5_pro_7640h_firmware:*:*:*:*:*:*:*:*
Range: <phoenixpi-fp8-fp7_pi_1.0.0.1g
AMD/Ryzen 5 Pro 7640u Firmware
cpe:2.3:o:amd:ryzen_5_pro_7640u_firmware:*:*:*:*:*:*:*:*
Range: <phoenixpi-fp8-fp7_pi_1.0.0.1g
AMD/Ryzen 5 Pro 7545u Firmware
cpe:2.3:o:amd:ryzen_5_pro_7545u_firmware:*:*:*:*:*:*:*:*
Range: <phoenixpi-fp8-fp7_pi_1.0.0.1g
AMD/Ryzen 5 Pro 7540u Firmware
cpe:2.3:o:amd:ryzen_5_pro_7540u_firmware:*:*:*:*:*:*:*:*
Range: <phoenixpi-fp8-fp7_pi_1.0.0.1g
AMD/Ryzen 3 Pro 7440u Firmware
cpe:2.3:o:amd:ryzen_3_pro_7440u_firmware:*:*:*:*:*:*:*:*
Range: <phoenixpi-fp8-fp7_pi_1.0.0.1g
AMD/Ryzen 5 Pro 7530u Firmware
cpe:2.3:o:amd:ryzen_5_pro_7530u_firmware:*:*:*:*:*:*:*:*
Range: <cezannepi-fp6_1.0.0.f
AMD/Ryzen 3 Pro 7330u Firmware
cpe:2.3:o:amd:ryzen_3_pro_7330u_firmware:*:*:*:*:*:*:*:*
Range: <cezannepi-fp6_1.0.0.f
AMD/Ryzen™ 5000 Series Desktop Processor with Radeon™ Graphics “Cezanne”v5
Range: various
AMD/Ryzen™ 7000 Series Desktop Processors “Raphael” XD3v5
Range: various
AMD/Ryzen™ 5000 Series Mobile Processors with Radeon™ Graphics “Cezanne”v5
Range: various
AMD/AMD Ryzen™ 6000 Series Processors with Radeon™ Graphics "Rembrandt"v5
Range: various
AMD/AMD Ryzen™ 7035 Series Processors with Radeon™ Graphics “Rembrandt-R”v5
Range: various
AMD/AMD Ryzen™ 5000 Series Processors with Radeon™ Graphics “Barcelo”v5
Range: various
AMD/AMD Ryzen™ 7030 Series Mobile Processors with Radeon™ Graphics “Barcelo-R”v5
Range: various
AMD/Ryzen™ 7040 Series Mobile Processors with Radeon™ Graphics “Phoenix” FP7/FP7r2/FP8v5
Range: various
AMD/AMD Ryzen™ Embedded R1000v5
Range: various
AMD/AMD Ryzen™ Embedded R2000v5
Range: various
AMD/AMD Ryzen™ Embedded 5000v5
Range: various
AMD/AMD Ryzen™ Embedded V3000v5
Range: various

Patches

Vulnerability mechanics

References

www.amd.com/en/corporate/product-security/bulletin/AMD-SB-4002nvdVendor Advisory
www.amd.com/en/corporate/product-security/bulletin/AMD-SB-5001nvd

News mentions

No linked articles in our index yet.

cvss	0.507
epss	0.000
exploit	0.000
kev	0.000
patch	0.000
ransomware	0.000