CVE-2023-31326
Estado: AplazadaBaja (2.8)—
Use of an uninitialized variable in the ASP could allow an attacker to access leftover data from a trusted execution environment (TEE) driver, potentially leading to loss of confidentiality.
CVSS
- Versión: 3.1
- Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:L/I:N/A:N
- Puntuación base: 2.8
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días: 0.14%
- Percentil entre todas las CVEs puntuadas: 3
- Fecha de la puntuación: 6/10/2026
EPSS (Exploit Prediction Scoring System, de FIRST) estima la probabilidad de que una vulnerabilidad sea explotada en 30 días. Complementa a CVSS (impacto) y a CISA KEV (explotación confirmada).
CWE
- CWE-457
Referencias
JSON original (NVD)
Mostrar
{
"id": "CVE-2023-31326",
"cveTags": [],
"metrics": {
"ssvcV203": [
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"ssvcData": {
"id": "CVE-2023-31326",
"role": "CISA Coordinator",
"options": [
{
"exploitation": "none"
},
{
"automatable": "no"
},
{
"technicalImpact": "partial"
}
],
"version": "2.0.3",
"timestamp": "2025-09-08T20:04:35.581719Z"
}
}
],
"cvssMetricV31": [
{
"type": "Secondary",
"source": "psirt@amd.com",
"cvssData": {
"scope": "CHANGED",
"version": "3.1",
"baseScore": 2.8,
"attackVector": "LOCAL",
"baseSeverity": "LOW",
"vectorString": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:L/I:N/A:N",
"integrityImpact": "NONE",
"userInteraction": "NONE",
"attackComplexity": "HIGH",
"availabilityImpact": "NONE",
"privilegesRequired": "LOW",
"confidentialityImpact": "LOW"
},
"impactScore": 1.4,
"exploitabilityScore": 1.1
}
]
},
"affected": [
{
"source": "psirt@amd.com",
"affectedData": [
{
"vendor": "AMD",
"product": "AMD Ryzen™ 5000 Series Mobile Processors with Radeon™ Graphics",
"versions": [
{
"status": "unaffected",
"version": "Cezanne-FP6_1.0.1.0"
}
],
"defaultStatus": "affected"
},
{
"vendor": "AMD",
"product": "AMD Ryzen™ 7030 Series Mobile processors with Radeon™ Graphics",
"versions": [
{
"status": "unaffected",
"version": "Cezanne-FP6_1.0.1.0"
}
],
"defaultStatus": "affected"
},
{
"vendor": "AMD",
"product": "AMD Ryzen™ 4000 Series Desktop Processors",
"versions": [
{
"status": "unaffected",
"version": "ComboAM4v2PI_1.2.0.CA"
}
],
"defaultStatus": "affected"
},
{
"vendor": "AMD",
"product": "AMD Ryzen™ 5000 Series Desktop Processors",
"versions": [
{
"status": "unaffected",
"version": "ComboAM4v2PI_1.2.0.CA"
}
],
"defaultStatus": "affected"
},
{
"vendor": "AMD",
"product": "AMD Ryzen™ 7040 Series Mobile Processors with Radeon™ Graphics",
"versions": [
{
"status": "unaffected",
"version": "PhoenixPI-FP8-FP7_1.1.0.2"
}
],
"defaultStatus": "affected"
},
{
"vendor": "AMD",
"product": "AMD Ryzen™ 4000 Series Mobile Processors with Radeon™ Graphics",
"versions": [
{
"status": "unaffected",
"version": "Renoir-FP6_ 1.0.0.D"
}
],
"defaultStatus": "affected"
},
{
"vendor": "AMD",
"product": "AMD Ryzen™ 6000 Series Processors with Radeon™ Graphics",
"versions": [
{
"status": "unaffected",
"version": "Rembrandt-FP7_1.0.0.A"
}
],
"defaultStatus": "affected"
},
{
"vendor": "AMD",
"product": "AMD Ryzen™ 5000 Series Mobile Processors with Radeon™ Graphics",
"versions": [
{
"status": "unaffected",
"version": "Cezanne-FP6_1.0.1.0"
}
],
"defaultStatus": "affected"
},
{
"vendor": "AMD",
"product": "AMD Ryzen™ 7020 Series Processors with Radeon™ Graphics",
"versions": [
{
"status": "unaffected",
"version": "MendocinoPI-FT6_1.0.0.6"
}
],
"defaultStatus": "affected"
},
{
"vendor": "AMD",
"product": "AMD Ryzen™ Embedded V2000 Series Processors",
"versions": [
{
"status": "unaffected",
"version": "EmbeddedPI-FP6_1.0.0.A"
}
],
"defaultStatus": "affected"
},
{
"vendor": "AMD",
"product": "AMD Ryzen™ Embedded V3000 Series Processors",
"versions": [
{
"status": "unaffected",
"version": "Embedded-PI_FP7r2 1009"
}
],
"defaultStatus": "affected"
},
{
"vendor": "AMD",
"product": "AMD Radeon™ RX 7000 Series Graphics Products",
"versions": [
{
"status": "unaffected",
"version": "AMD Software: Adrenalin Edition 24.7.1 (24.10.29.01)"
}
],
"defaultStatus": "affected"
},
{
"vendor": "AMD",
"product": "AMD Radeon™ PRO W7000 Series Graphics Products",
"versions": [
{
"status": "unaffected",
"version": "AMD Software: PRO Edition 24.Q2 (24.10.20)"
}
],
"defaultStatus": "affected"
},
{
"vendor": "AMD",
"product": "AMD Instinct™ MI210",
"versions": [
{
"status": "unaffected",
"version": "ROCm 6.4"
}
],
"defaultStatus": "affected"
},
{
"vendor": "AMD",
"product": "AMD Instinct™ MI250",
"versions": [
{
"status": "unaffected",
"version": "ROCm 6.4"
}
],
"defaultStatus": "affected"
},
{
"vendor": "AMD",
"product": "AMD Radeon™ PRO V710 Graphics Products",
"versions": [
{
"status": "unaffected",
"version": "Contact your AMD Customer Engineering representative"
}
],
"defaultStatus": "affected"
}
]
}
],
"published": "2025-09-06T17:15:31.527",
"references": [
{
"url": "https://www.amd.com/en/resources/product-security/bulletin/AMD-SB-4012.html",
"source": "psirt@amd.com"
},
{
"url": "https://www.amd.com/en/resources/product-security/bulletin/AMD-SB-5007.html",
"source": "psirt@amd.com"
},
{
"url": "https://www.amd.com/en/resources/product-security/bulletin/AMD-SB-6018.html",
"source": "psirt@amd.com"
}
],
"vulnStatus": "Deferred",
"weaknesses": [
{
"type": "Secondary",
"source": "psirt@amd.com",
"description": [
{
"lang": "en",
"value": "CWE-457"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "Use of an uninitialized variable in the ASP could allow an attacker to access leftover data from a trusted execution environment (TEE) driver, potentially leading to loss of confidentiality."
}
],
"lastModified": "2026-06-17T05:56:48.253",
"sourceIdentifier": "psirt@amd.com"
}