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{
"id": "CVE-2020-24455",
"sourceIdentifier": "secure@intel.com",
"published": "2021-02-26T03:15:12.213",
"lastModified": "2023-11-07T03:19:54.037",
"vulnStatus": "Modified",
"cveTags": [],
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"descriptions": [
{
"lang": "en",
"value": "Missing initialization of a variable in the TPM2 source may allow a privileged user to potentially enable an escalation of privilege via local access. This affects tpm2-tss before 3.0.1 and before 2.4.3."
},
{
"lang": "es",
"value": "Una falta de inicializaci\u00f3n de una variable en la fuente de TPM2 puede permitir a un usuario privilegiado habilitar potencialmente una escalada de privilegios por medio del acceso local. Esto afecta a tpm2-tss versiones anteriores a 3.0.1 y versiones anteriores a 2.4.3"
}
],
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"source": "nvd@nist.gov",
"type": "Primary",
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"vectorString": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H",
"attackVector": "LOCAL",
"attackComplexity": "LOW",
"privilegesRequired": "HIGH",
"userInteraction": "NONE",
"scope": "UNCHANGED",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"availabilityImpact": "HIGH",
"baseScore": 6.7,
"baseSeverity": "MEDIUM"
},
"exploitabilityScore": 0.8,
"impactScore": 5.9
}
],
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"accessVector": "LOCAL",
"accessComplexity": "LOW",
"authentication": "NONE",
"confidentialityImpact": "PARTIAL",
"integrityImpact": "PARTIAL",
"availabilityImpact": "PARTIAL",
"baseScore": 4.6
},
"baseSeverity": "MEDIUM",
"exploitabilityScore": 3.9,
"impactScore": 6.4,
"acInsufInfo": false,
"obtainAllPrivilege": false,
"obtainUserPrivilege": false,
"obtainOtherPrivilege": false,
"userInteractionRequired": false
}
]
},
"weaknesses": [
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"description": [
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"value": "CWE-909"
}
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"references": [
{
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=1902167",
"source": "secure@intel.com",
"tags": [
"Issue Tracking",
"Patch",
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},
{
"url": "https://github.com/tpm2-software/tpm2-tss/releases/tag/2.4.3",
"source": "secure@intel.com",
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"url": "https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/7KPOENCMJU4DMT3BDNUBRK25B3DJ47UO/",
"source": "secure@intel.com"
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},
{
"url": "https://security.gentoo.org/glsa/202107-10",
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}
]
}