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{
"id": "CVE-2021-38509",
"sourceIdentifier": "security@mozilla.org",
"published": "2021-12-08T22:15:09.050",
"lastModified": "2024-11-21T06:17:16.783",
"vulnStatus": "Modified",
"cveTags": [],
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"descriptions": [
{
"lang": "en",
"value": "Due to an unusual sequence of attacker-controlled events, a Javascript alert() dialog with arbitrary (although unstyled) contents could be displayed over top an uncontrolled webpage of the attacker's choosing. This vulnerability affects Firefox < 94, Thunderbird < 91.3, and Firefox ESR < 91.3."
},
{
"lang": "es",
"value": "Debido a una secuencia inusual de eventos controlados por el atacante, un di\u00e1logo Javascript alert() con contenido arbitrario (aunque sin estilo) podr\u00eda mostrarse encima de una p\u00e1gina web no controlada de la elecci\u00f3n del atacante. Esta vulnerabilidad afecta a Firefox versiones anteriores a 94, Thunderbird versiones anteriores a 91.3 y Firefox ESR versiones anteriores a 91.3"
}
],
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"baseScore": 4.3,
"baseSeverity": "MEDIUM",
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"attackVector": "NETWORK",
"attackComplexity": "LOW",
"privilegesRequired": "NONE",
"userInteraction": "REQUIRED",
"scope": "UNCHANGED",
"confidentialityImpact": "NONE",
"integrityImpact": "LOW",
"availabilityImpact": "NONE"
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},
"exploitabilityScore": 2.8,
"impactScore": 1.4
}
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"accessVector": "NETWORK",
"accessComplexity": "MEDIUM",
"authentication": "NONE",
"confidentialityImpact": "NONE",
"integrityImpact": "PARTIAL",
"availabilityImpact": "NONE"
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},
"baseSeverity": "MEDIUM",
"exploitabilityScore": 8.6,
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"acInsufInfo": false,
"obtainAllPrivilege": false,
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