Vulnerability Intelligence Report
CVE-2024-21980
Improper restriction of write operations in SNP firmware could allow a malicious hypervisor to potentially overwrite a guest's memory or UMC seed resulting in loss of confidentiality and integrity.
No Active Exploit Signals
CVSS Base Score
7.9
HIGH
Exploitability:1.5
Impact Score:5.8
EPSS Probability:0.45%
Executive Threat Verdict
Evaluating...
Evaluating Threat Landscape...
Assessing known weaponization, exploitation telemetry, and federal advisories.
Attack Surface
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Authentication
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Weaponization
—
SSVC Action
—
Weaknesses (CWE)
CWE-119 ↗CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer
Affected Products & Versions
| Vendor | Product | Affected Versions |
|---|---|---|
| AMD | 3rd Gen AMD EPYC™ Processors | various < MilanPI 1.0.0.D (affected) |
| AMD | 4th Gen AMD EPYC™ Processors | various < GenoaPI 1.0.0.C (affected) |
| AMD | AMD EPYC™ Embedded 7003 | various < EmbMilanPI-SP3 1.0.0.9 (affected) |
| AMD | AMD EPYC™ Embedded 9003 | various < EmbGenoaPI-SP5 1.0.0.7 (affected) |
References & Technical Advisories
No reference links found.
Threat Intelligence Signals
EPSS Score
0.447%
GitHub Advisory
Identity & Timeline
| Status | PUBLISHED |
| Assigning Authority | Advanced Micro Devices Inc. · Vendor · USA |
| Reserved | 2024-01-03T16:43:30 |
| Published | 2024-08-05T16:06:36 |
| Patch Date | 2024-08-05 |
| Last Updated | 2024-08-05T21:00:57 |
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