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nvd-json-data-feeds/CVE-2020/CVE-2020-143xx/CVE-2020-14311.json

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{
"id": "CVE-2020-14311",
"sourceIdentifier": "secalert@redhat.com",
"published": "2020-07-31T22:15:11.597",
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"lastModified": "2023-11-07T03:17:08.243",
"vulnStatus": "Modified",
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"descriptions": [
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"lang": "en",
"value": "There is an issue with grub2 before version 2.06 while handling symlink on ext filesystems. A filesystem containing a symbolic link with an inode size of UINT32_MAX causes an arithmetic overflow leading to a zero-sized memory allocation with subsequent heap-based buffer overflow."
},
{
"lang": "es",
"value": "Se presenta un problema con grub2 versiones anteriores a 2.06, mientras se maneja un symlink en los sistemas de archivos ext. Un sistema de archivos que contiene un enlace simb\u00f3lico con un tama\u00f1o de inode de UINT32_MAX causa un desbordamiento aritm\u00e9tico conllevando a una asignaci\u00f3n de memoria de tama\u00f1o cero con el posterior desbordamiento del b\u00fafer en la regi\u00f3n heap de la memoria"
}
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"attackVector": "LOCAL",
"attackComplexity": "LOW",
"privilegesRequired": "HIGH",
"userInteraction": "NONE",
"scope": "UNCHANGED",
"confidentialityImpact": "NONE",
"integrityImpact": "HIGH",
"availabilityImpact": "HIGH",
"baseScore": 6.0,
"baseSeverity": "MEDIUM"
},
"exploitabilityScore": 0.8,
"impactScore": 5.2
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},
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{
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"source": "secalert@redhat.com",
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"type": "Secondary",
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"version": "3.1",
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"attackVector": "LOCAL",
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"integrityImpact": "PARTIAL",
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}
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{
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"source": "secalert@redhat.com",
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"type": "Primary",
"description": [
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"value": "CWE-122"
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