Vulnerability Intelligence Report
CVE-2022-23820
Failure to validate the AMD SMM communication buffer may allow an attacker to corrupt the SMRAM potentially leading to arbitrary code execution.
No Active Exploit Signals
CVSS Base Score
7.5
HIGH
Exploitability:0.9
Impact Score:6.1
EPSS Probability:0.70%
Executive Threat Verdict
Evaluating...
Evaluating Threat Landscape...
Assessing known weaponization, exploitation telemetry, and federal advisories.
Attack Surface
—
Authentication
—
Weaponization
—
SSVC Action
—
Affected Products & Versions
| Vendor | Product | Affected Versions |
|---|---|---|
| AMD | Ryzen™ 3000 series Desktop Processors “Matisse" | various (affected) |
| AMD | AMD Ryzen™ 5000 Series Desktop Processors “Vermeer” | various (affected) |
| AMD | AMD Ryzen™ 5000 Series Desktop Processor with Radeon™ Graphics “Cezanne” | various (affected) |
| AMD | AMD Athlon™ 3000 Series Desktop Processors with Radeon™ Graphics “Picasso” AM4 | various (affected) |
| AMD | AMD Ryzen™ Threadripper™ 2000 Series Processors “Colfax” | Various (affected) |
| AMD | AMD Ryzen™ Threadripper™ 3000 Series Processors “Castle Peak” HEDT | various (affected) |
| AMD | AMD Ryzen™ Threadripper™ PRO Processors “Castle Peak” WS SP3 | various (affected) |
| AMD | AMD Ryzen™ Threadripper™ PRO 3000WX Series Processors “Chagall” WS | various (affected) |
| AMD | AMD Athlon™ 3000 Series Mobile Processors with Radeon™ Graphics “Pollock” | various (affected) |
| AMD | AMD Ryzen™ 3000 Series Mobile Processor with Radeon™ Graphics “Picasso” FP5 | various (affected) |
| AMD | AMD Ryzen™ 4000 Series Mobile Processors with Radeon™ Graphics “Renoir” FP6 | various (affected) |
| AMD | AMD Ryzen™ 5000 Series Mobile Processors with Radeon™ Graphics “Lucienne” | various (affected) |
| AMD | AMD Ryzen™ 5000 Series Mobile Processors with Radeon™ Graphics “Cezanne” | various (affected) |
| AMD | AMD Ryzen™ 6000 Series Processors with Radeon™ Graphics "Rembrandt" | various (affected) |
| AMD | AMD Ryzen™ 7035 Series Processors with Radeon™ Graphics “Rembrandt-R” | various (affected) |
| AMD | AMD Ryzen™ 5000 Series Processors with Radeon™ Graphics “Barcelo” | various (affected) |
| AMD | AMD Ryzen™ 7030 Series Mobile Processors with Radeon™ Graphics “Barcelo-R” | various (affected) |
| AMD | 3rd Gen AMD EPYC™ Processors | various (affected) |
| AMD | AMD EPYC™ Embedded 7003 | various (affected) |
| AMD | AMD EPYC™ Embedded 7003 | various (affected) |
References & Technical Advisories
No reference links found.
Threat Intelligence Signals
EPSS Score
0.697%
GitHub Advisory
Identity & Timeline
| Status | PUBLISHED |
| Assigning Authority | Advanced Micro Devices Inc. · Vendor · USA |
| Reserved | 2022-01-21T17:20:55 |
| Published | 2023-11-14T18:52:21 |
| Patch Date | 2023-11-14 |
| Last Updated | 2024-08-03T03:51:46 |
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