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nvd-json-data-feeds/CVE-2021/CVE-2021-459xx/CVE-2021-45960.json

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{
"id": "CVE-2021-45960",
"sourceIdentifier": "cve@mitre.org",
"published": "2022-01-01T19:15:08.030",
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"lastModified": "2024-11-21T06:33:22.270",
"vulnStatus": "Modified",
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"cveTags": [],
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"descriptions": [
{
"lang": "en",
"value": "In Expat (aka libexpat) before 2.4.3, a left shift by 29 (or more) places in the storeAtts function in xmlparse.c can lead to realloc misbehavior (e.g., allocating too few bytes, or only freeing memory)."
},
{
"lang": "es",
"value": "En Expat (tambi\u00e9n se conoce como libexpat) versiones anteriores a 2.4.3, un desplazamiento a la izquierda por 29 (o m\u00e1s) lugares en la funci\u00f3n storeAtts en el archivo xmlparse.c puede conllevar a un comportamiento incorrecto de reasignaci\u00f3n (por ejemplo, asignar muy pocos bytes, o s\u00f3lo liberar memoria)."
}
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"baseScore": 8.8,
"baseSeverity": "HIGH",
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"attackVector": "NETWORK",
"attackComplexity": "LOW",
"privilegesRequired": "LOW",
"userInteraction": "NONE",
"scope": "UNCHANGED",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
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"availabilityImpact": "HIGH"
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},
"exploitabilityScore": 2.8,
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"baseScore": 9.0,
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"accessVector": "NETWORK",
"accessComplexity": "LOW",
"authentication": "SINGLE",
"confidentialityImpact": "COMPLETE",
"integrityImpact": "COMPLETE",
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"availabilityImpact": "COMPLETE"
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},
"baseSeverity": "HIGH",
"exploitabilityScore": 8.0,
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}
]
}
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