CVE-2023-20576
CVSS Score
7.7
EPSS Score
0.0%
EPSS Percentile
0th
Insufficient Verification of Data Authenticity in AGESA™ may allow an attacker to update SPI ROM data potentially resulting in denial of service or privilege escalation.
| CWE | CWE-345 |
| Vendor | amd |
| Product | amd ryzen™ 3000 series desktop processors |
| Published | Sep 2, 2026 |
| Last Updated | Sep 4, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H Attack Vector
Local
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
None
Availability
High
Affected Versions
AMD / AMD Ryzen™ 3000 Series Desktop Processors
All versions affected AMD / AMD Ryzen™ 5000 Series Desktop Processors
All versions affected AMD / AMD Ryzen™ 5000 Series Desktop Processors with Radeon™ Graphics
All versions affected AMD / AMD Ryzen™ 7000 Series Processors
All versions affected AMD / AMD Ryzen™ 4000 Series Desktop Processors with Radeon™ Graphics
All versions affected AMD / AMD Ryzen™ Threadripper™ PRO 5000WX Processors
All versions affected AMD / AMD Ryzen™ 7020 Series Processors with Radeon™ Graphics
All versions affected AMD / AMD Ryzen™ 6000 Series Processors with Radeon™ Graphics
All versions affected AMD / AMD Ryzen™ 7035 Series Processors with Radeon™ Graphics
All versions affected AMD / AMD Ryzen™ 7040 Series Processors with Radeon™ Graphics
All versions affected AMD / AMD Ryzen™ 7045 Series Mobile Processors
All versions affected AMD / AMD Ryzen™ Embedded 5000
All versions affected AMD / AMD Ryzen™ Embedded V3000
All versions affected