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CVE-2021-46758


Insufficient validation of SPI flash addresses in the ASP (AMD Secure Processor) bootloader may allow an attacker to read data in memory mapped beyond SPI flash resulting in a potential loss of availability and integrity.


Security Impact Summary

This vulnerability carries a MEDIUM severity rating with a CVSS v3.1 score of 6.1, with relatively low complexity without requiring user interaction and does not require pre-existing privileges . The vulnerability impacts integrity (unauthorized modifications), and availability (service disruption) for affected systems. Impacting 122 products from amd, from amd, from amd and 119 others, organizations running these solutions should prioritize assessment and patching.

Historical Context

Reported in 2023, this vulnerability emerged during an era marked by increased sophistication in supply chain attacks, cloud infrastructure vulnerabilities, and software-as-a-service (SaaS) security challenges. Security practices during this period emphasized zero-trust architectures, container security, and API protection.


Published

2023-11-14T19:15:10.310

Last Modified

2024-11-21T06:34:39.233

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 6.1 (MEDIUM)

Weaknesses
  • Type: Primary
    NVD-CWE-noinfo

Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Operating System amd ryzen_7_5700g_firmware < comboam4v2_pi_1.2.0.8 Yes
Hardware amd ryzen_7_5700g - No
Operating System amd ryzen_7_5700ge_firmware < comboam4v2_pi_1.2.0.8 Yes
Hardware amd ryzen_7_5700ge - No
Operating System amd ryzen_5_5600g_firmware < comboam4v2_pi_1.2.0.8 Yes
Hardware amd ryzen_5_5600g - No
Operating System amd ryzen_5_5600ge_firmware < comboam4v2_pi_1.2.0.8 Yes
Hardware amd ryzen_5_5600ge - No
Operating System amd ryzen_3_5300g_firmware < comboam4v2_pi_1.2.0.8 Yes
Hardware amd ryzen_3_5300g - No
Operating System amd ryzen_3_5300ge_firmware < comboam4v2_pi_1.2.0.8 Yes
Hardware amd ryzen_3_5300ge - No
Operating System amd ryzen_9_7950x3d_firmware < comboam5_1.0.0.1 Yes
Hardware amd ryzen_9_7950x3d - No
Operating System amd ryzen_9_7900x3d_firmware < comboam5_1.0.0.1 Yes
Hardware amd ryzen_9_7900x3d - No
Operating System amd ryzen_7_7800x3d_firmware < comboam5_1.0.0.1 Yes
Hardware amd ryzen_7_7800x3d - No
Operating System amd ryzen_9_4900h_firmware < renoirpi-fp6_1.0.0.a Yes
Hardware amd ryzen_9_4900h - No
Operating System amd ryzen_9_4900hs_firmware < renoirpi-fp6_1.0.0.a Yes
Hardware amd ryzen_9_4900hs - No
Operating System amd ryzen_7_4800h_firmware < renoirpi-fp6_1.0.0.a Yes
Hardware amd ryzen_7_4800h - No
Operating System amd ryzen_7_4800hs_firmware < renoirpi-fp6_1.0.0.a Yes
Hardware amd ryzen_7_4800hs - No
Operating System amd ryzen_7_4980u_firmware < renoirpi-fp6_1.0.0.a Yes
Hardware amd ryzen_7_4980u - No
Operating System amd ryzen_7_4800u_firmware < renoirpi-fp6_1.0.0.a Yes
Hardware amd ryzen_7_4800u - No
Operating System amd ryzen_7_4700u_firmware < renoirpi-fp6_1.0.0.a Yes
Hardware amd ryzen_7_4700u - No
Operating System amd ryzen_5_4600h_firmware < renoirpi-fp6_1.0.0.a Yes
Hardware amd ryzen_5_4600h - No
Operating System amd ryzen_5_4600hs_firmware < renoirpi-fp6_1.0.0.a Yes
Hardware amd ryzen_5_4600hs - No
Operating System amd ryzen_5_4680u_firmware < renoirpi-fp6_1.0.0.a Yes
Hardware amd ryzen_5_4680u - No
Operating System amd ryzen_5_4600u_firmware < renoirpi-fp6_1.0.0.a Yes
Hardware amd ryzen_5_4600u - No
Operating System amd ryzen_5_4500u_firmware < renoirpi-fp6_1.0.0.a Yes
Hardware amd ryzen_5_4500u - No
Operating System amd ryzen_3_4300u_firmware < renoirpi-fp6_1.0.0.a Yes
Hardware amd ryzen_3_4300u - No
Operating System amd ryzen_7_5700u_firmware < cezannepi-fp6_1.0.0.c Yes
Hardware amd ryzen_7_5700u - No
Operating System amd ryzen_5_5500u_firmware < cezannepi-fp6_1.0.0.c Yes
Hardware amd ryzen_5_5500u - No
Operating System amd ryzen_3_5300u_firmware < cezannepi-fp6_1.0.0.c Yes
Hardware amd ryzen_3_5300u - No
Operating System amd ryzen_9_5980hx_firmware < cezannepi-fp6_1.0.0.c Yes
Hardware amd ryzen_9_5980hx - No
Operating System amd ryzen_9_5980hs_firmware < cezannepi-fp6_1.0.0.c Yes
Hardware amd ryzen_9_5980hs - No
Operating System amd ryzen_9_5900hx_firmware < cezannepi-fp6_1.0.0.c Yes
Hardware amd ryzen_9_5900hx - No
Operating System amd ryzen_9_5900hs_firmware < cezannepi-fp6_1.0.0.c Yes
Hardware amd ryzen_9_5900hs - No
Operating System amd ryzen_7_5800h_firmware < cezannepi-fp6_1.0.0.c Yes
Hardware amd ryzen_7_5800h - No
Operating System amd ryzen_7_5800hs_firmware < cezannepi-fp6_1.0.0.c Yes
Hardware amd ryzen_7_5800hs - No
Operating System amd ryzen_7_5825u_firmware < cezannepi-fp6_1.0.0.c Yes
Hardware amd ryzen_7_5825u - No
Operating System amd ryzen_7_5800u_firmware < cezannepi-fp6_1.0.0.c Yes
Hardware amd ryzen_7_5800u - No
Operating System amd ryzen_5_5600h_firmware < cezannepi-fp6_1.0.0.c Yes
Hardware amd ryzen_5_5600h - No
Operating System amd ryzen_5_5600hs_firmware < cezannepi-fp6_1.0.0.c Yes
Hardware amd ryzen_5_5600hs - No
Operating System amd ryzen_5_5625u_firmware < cezannepi-fp6_1.0.0.c Yes
Hardware amd ryzen_5_5625u - No
Operating System amd ryzen_5_5600u_firmware < cezannepi-fp6_1.0.0.c Yes
Hardware amd ryzen_5_5600u - No
Operating System amd ryzen_5_5560u_firmware < cezannepi-fp6_1.0.0.c Yes
Hardware amd ryzen_5_5560u - No
Operating System amd ryzen_5_5500h_firmware < cezannepi-fp6_1.0.0.c Yes
Hardware amd ryzen_5_5500h - No
Operating System amd ryzen_3_5425u_firmware < cezannepi-fp6_1.0.0.c Yes
Hardware amd ryzen_3_5425u - No
Operating System amd ryzen_3_5400u_firmware < cezannepi-fp6_1.0.0.c Yes
Hardware amd ryzen_3_5400u - No
Operating System amd ryzen_3_5125c_firmware < cezannepi-fp6_1.0.0.c Yes
Hardware amd ryzen_3_5125c - No
Operating System amd ryzen_9_6980hx_firmware < rembrandtpi-fp7_1.0.0.5 Yes
Hardware amd ryzen_9_6980hx - No
Operating System amd ryzen_9_6980hs_firmware < rembrandtpi-fp7_1.0.0.5 Yes
Hardware amd ryzen_9_6980hs - No
Operating System amd ryzen_9_6900hx_firmware < rembrandtpi-fp7_1.0.0.5 Yes
Hardware amd ryzen_9_6900hx - No
Operating System amd ryzen_9_6900hs_firmware < rembrandtpi-fp7_1.0.0.5 Yes
Hardware amd ryzen_9_6900hs - No
Operating System amd ryzen_7_6800h_firmware < rembrandtpi-fp7_1.0.0.5 Yes
Hardware amd ryzen_7_6800h - No
Operating System amd ryzen_7_6800hs_firmware < rembrandtpi-fp7_1.0.0.5 Yes
Hardware amd ryzen_7_6800hs - No
Operating System amd ryzen_7_6800u_firmware < rembrandtpi-fp7_1.0.0.5 Yes
Hardware amd ryzen_7_6800u - No
Operating System amd ryzen_5_6600h_firmware < rembrandtpi-fp7_1.0.0.5 Yes
Hardware amd ryzen_5_6600h - No
Operating System amd ryzen_5_6600hs_firmware < rembrandtpi-fp7_1.0.0.5 Yes
Hardware amd ryzen_5_6600hs - No
Operating System amd ryzen_5_6600u_firmware < rembrandtpi-fp7_1.0.0.5 Yes
Hardware amd ryzen_5_6600u - No
Operating System amd ryzen_7_7735hs_firmware < rembrandtpi-fp7_1.0.0.5 Yes
Hardware amd ryzen_7_7735hs - No
Operating System amd ryzen_7_7736u_firmware < rembrandtpi-fp7_1.0.0.5 Yes
Hardware amd ryzen_7_7736u - No
Operating System amd ryzen_7_7735u_firmware < rembrandtpi-fp7_1.0.0.5 Yes
Hardware amd ryzen_7_7735u - No
Operating System amd ryzen_5_7535hs_firmware < rembrandtpi-fp7_1.0.0.5 Yes
Hardware amd ryzen_5_7535hs - No
Operating System amd ryzen_5_7535u_firmware < rembrandtpi-fp7_1.0.0.5 Yes
Hardware amd ryzen_5_7535u - No
Operating System amd ryzen_3_7335u_firmware < rembrandtpi-fp7_1.0.0.5 Yes
Hardware amd ryzen_3_7335u - No
Operating System amd ryzen_7_pro_7730u_firmware < cezannepi-fp6_1.0.0.c Yes
Hardware amd ryzen_7_pro_7730u - No
Operating System amd ryzen_5_pro_7530u_firmware < cezannepi-fp6_1.0.0.c Yes
Hardware amd ryzen_5_pro_7530u - No
Operating System amd ryzen_3_pro_7330u_firmware < cezannepi-fp6_1.0.0.c Yes
Hardware amd ryzen_3_pro_7330u - No

References

How SecUtils Interprets This CVE

SecUtils normalizes and enriches National Vulnerability Database (NVD) records by standardizing vendor and product identifiers, aggregating vulnerability metadata from both NVD and MITRE sources, and providing structured context for security teams. For amd's affected products, we extract Common Platform Enumeration (CPE) data, Common Weakness Enumeration (CWE) classifications, CVSS severity metrics, and reference data to enable rapid vulnerability prioritization and asset correlation. This record contains no exploit code, proof-of-concept instructions, or attack methodologies—only defensive intelligence necessary for patch management, risk assessment, and security operations.