Vulnerability Monitor

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CVE-2021-26317


Failure to verify the protocol in SMM may allow an attacker to control the protocol and modify SPI flash resulting in a potential arbitrary code execution.


Security Impact Summary

This vulnerability carries a HIGH severity rating with a CVSS v3.1 score of 7.8, requiring local system access to exploit with relatively low complexity without requiring user interaction requiring only low-level privileges . The vulnerability impacts confidentiality (data exposure), integrity (unauthorized modifications), and availability (service disruption) for affected systems. Impacting 147 products from amd, from amd, from amd and 144 others, organizations running these solutions should prioritize assessment and patching.

Historical Context

Reported in 2022, 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

2022-05-12T19:15:48.070

Last Modified

2024-11-21T05:56:05.107

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 7.8 (HIGH)

CVSSv2 Vector

AV:L/AC:L/Au:N/C:C/I:C/A:C

  • Access Vector: LOCAL
  • Access Complexity: LOW
  • Authentication: NONE
  • Confidentiality Impact: COMPLETE
  • Integrity Impact: COMPLETE
  • Availability Impact: COMPLETE
Exploitability Score

3.9

Impact Score

10.0

Weaknesses
  • Type: Primary
    NVD-CWE-noinfo

Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Application amd radeon_software - Yes
Operating System amd ryzen_3_2200u_firmware - Yes
Hardware amd ryzen_3_2200u - No
Operating System amd ryzen_5300g_firmware - Yes
Hardware amd ryzen_5300g - No
Operating System amd ryzen_5300ge_firmware - Yes
Hardware amd ryzen_5300ge - No
Operating System amd ryzen_5600g_firmware - Yes
Hardware amd ryzen_5600g - No
Operating System amd ryzen_5600ge_firmware - Yes
Hardware amd ryzen_5600ge - No
Operating System amd ryzen_5600x_firmware - Yes
Hardware amd ryzen_5600x - No
Operating System amd ryzen_5700g_firmware - Yes
Hardware amd ryzen_5700g - No
Operating System amd ryzen_5700ge_firmware - Yes
Hardware amd ryzen_5700ge - No
Operating System amd athlon_3050ge_firmware - Yes
Hardware amd athlon_3050ge - No
Operating System amd athlon_3150g_firmware - Yes
Hardware amd athlon_3150g - No
Operating System amd athlon_3150ge_firmware - Yes
Hardware amd athlon_3150ge - No
Operating System amd ryzen_5800x_firmware - Yes
Hardware amd ryzen_5800x - No
Operating System amd ryzen_5800x3d_firmware - Yes
Hardware amd ryzen_5800x3d - No
Operating System amd ryzen_5900x_firmware - Yes
Hardware amd ryzen_5900x - No
Operating System amd ryzen_5950x_firmware - Yes
Hardware amd ryzen_5950x - No
Operating System amd ryzen_9_3900x_firmware - Yes
Hardware amd ryzen_9_3900x - No
Operating System amd ryzen_9_3950x_firmware - Yes
Hardware amd ryzen_9_3950x - No
Operating System amd ryzen_9_5900hs_firmware - Yes
Hardware amd ryzen_9_5900hs - No
Operating System amd ryzen_9_5900hx_firmware - Yes
Hardware amd ryzen_9_5900hx - No
Operating System amd ryzen_9_5980hs_firmware - Yes
Hardware amd ryzen_9_5980hs - No
Operating System amd ryzen_9_5980hx_firmware - Yes
Hardware amd ryzen_9_5980hx - No
Operating System amd ryzen_3_2300u_firmware - Yes
Hardware amd ryzen_3_2300u - No
Operating System amd ryzen_3_3100_firmware - Yes
Hardware amd ryzen_3_3100 - No
Operating System amd ryzen_threadripper_2920x_firmware - Yes
Hardware amd ryzen_threadripper_2920x - No
Operating System amd ryzen_threadripper_2950x_firmware - Yes
Hardware amd ryzen_threadripper_2950x - No
Operating System amd ryzen_threadripper_2970wx_firmware - Yes
Hardware amd ryzen_threadripper_2970wx - No
Operating System amd ryzen_threadripper_2990wx_firmware - Yes
Hardware amd ryzen_threadripper_2990wx - No
Operating System amd ryzen_threadripper_3960x_firmware - Yes
Hardware amd ryzen_threadripper_3960x - No
Operating System amd ryzen_threadripper_3970x_firmware - Yes
Hardware amd ryzen_threadripper_3970x - No
Operating System amd ryzen_threadripper_3990x_firmware - Yes
Hardware amd ryzen_threadripper_3990x - No
Operating System amd ryzen_threadripper_pro_3945wx_firmware - Yes
Hardware amd ryzen_threadripper_pro_3945wx - No
Operating System amd ryzen_threadripper_pro_3955wx_firmware - Yes
Hardware amd ryzen_threadripper_pro_3955wx - No
Operating System amd ryzen_threadripper_pro_3975wx_firmware - Yes
Hardware amd ryzen_threadripper_pro_3975wx - No
Operating System amd ryzen_threadripper_pro_3995wx_firmware - Yes
Hardware amd ryzen_threadripper_pro_3995wx - No
Operating System amd ryzen_threadripper_pro_5945wx_firmware - Yes
Hardware amd ryzen_threadripper_pro_5945wx - No
Operating System amd ryzen_threadripper_pro_5955wx_firmware - Yes
Hardware amd ryzen_threadripper_pro_5955wx - No
Operating System amd ryzen_threadripper_pro_5965wx_firmware - Yes
Hardware amd ryzen_threadripper_pro_5965wx - No
Operating System amd ryzen_threadripper_pro_5975wx_firmware - Yes
Hardware amd ryzen_threadripper_pro_5975wx - No
Operating System amd ryzen_threadripper_pro_5995wx_firmware - Yes
Hardware amd ryzen_threadripper_pro_5995wx - No
Operating System amd ryzen_3_3300g_firmware - Yes
Hardware amd ryzen_3_3300g - No
Operating System amd ryzen_7_2700_firmware - Yes
Hardware amd ryzen_7_2700 - No
Operating System amd ryzen_7_2700u_firmware - Yes
Hardware amd ryzen_7_2700u - No
Operating System amd ryzen_7_2700x_firmware - Yes
Hardware amd ryzen_7_2700x - No
Operating System amd ryzen_7_2800h_firmware - Yes
Hardware amd ryzen_7_2800h - No
Operating System amd ryzen_7_3700x_firmware - Yes
Hardware amd ryzen_7_3700x - No
Operating System amd ryzen_7_3800x_firmware - Yes
Hardware amd ryzen_7_3800x - No
Operating System amd ryzen_7_5800h_firmware - Yes
Hardware amd ryzen_7_5800h - No
Operating System amd ryzen_7_5800hs_firmware - Yes
Hardware amd ryzen_7_5800hs - No
Operating System amd ryzen_7_5800u_firmware - Yes
Hardware amd ryzen_7_5800u - No
Operating System amd ryzen_7_5825c_firmware - Yes
Hardware amd ryzen_7_5825c - No
Operating System amd ryzen_7_5825u_firmware - Yes
Hardware amd ryzen_7_5825u - No
Operating System amd ryzen_3_3300x_firmware - Yes
Hardware amd ryzen_3_3300x - No
Operating System amd ryzen_5_2500u_firmware - Yes
Hardware amd ryzen_5_2500u - No
Operating System amd ryzen_5_2600_firmware - Yes
Hardware amd ryzen_5_2600 - No
Operating System amd ryzen_5_2600h_firmware - Yes
Hardware amd ryzen_5_2600h - No
Operating System amd ryzen_5_2600x_firmware - Yes
Hardware amd ryzen_5_2600x - No
Operating System amd ryzen_5_3400g_firmware - Yes
Hardware amd ryzen_5_3400g - No
Operating System amd ryzen_5_3450g_firmware - Yes
Hardware amd ryzen_5_3450g - No
Operating System amd ryzen_5_3600_firmware - Yes
Hardware amd ryzen_5_3600 - No
Operating System amd ryzen_5_3600x_firmware - Yes
Hardware amd ryzen_5_3600x - No
Operating System amd ryzen_5_5560u_firmware - Yes
Hardware amd ryzen_5_5560u - No
Operating System amd ryzen_5_5600h_firmware - Yes
Hardware amd ryzen_5_5600h - No
Operating System amd ryzen_5_5600hs_firmware - Yes
Hardware amd ryzen_5_5600hs - No
Operating System amd ryzen_5_5600u_firmware - Yes
Hardware amd ryzen_5_5600u - No
Operating System amd ryzen_5_5600x_firmware - Yes
Hardware amd ryzen_5_5600x - No
Operating System amd ryzen_5_5625c_firmware - Yes
Hardware amd ryzen_5_5625c - No
Operating System amd ryzen_5_5625u_firmware - Yes
Hardware amd ryzen_5_5625u - No
Operating System amd ryzen_5_5700g_firmware - Yes
Hardware amd ryzen_5_5700g - No
Operating System amd ryzen_5_5700ge_firmware - Yes
Hardware amd ryzen_5_5700ge - No
Operating System amd ryzen_3_5125c_firmware - Yes
Hardware amd ryzen_3_5125c - No
Operating System amd ryzen_3_5400u_firmware - Yes
Hardware amd ryzen_3_5400u - No
Operating System amd ryzen_3_5425c_firmware - Yes
Hardware amd ryzen_3_5425c - No
Operating System amd ryzen_3_5425u_firmware - Yes
Hardware amd ryzen_3_5425u - 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.