CVE-2021-30779
Estado: ModificadaAlta (7.8)—
Se abordó este problema con comprobaciones mejoradas. Este problema se corrigió en iOS versión 14.7, macOS Big Sur versión 11.5, watchOS versión 7.6, tvOS versión 14.7. El procesamiento de una imagen maliciosamente diseñada puede conllevar a una ejecución de código arbitrario
CVSS
- Versión: 3.1
- Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- Puntuación base: 7.8
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días: 1.29%
- Percentil entre todas las CVEs puntuadas: 69
- Fecha de la puntuación: 8/10/2026
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).
Tecnologías afectadas (4)
CWE
- NVD-CWE-noinfo
Referencias
- https://support.apple.com/en-us/HT212601
- https://support.apple.com/en-us/HT212602
- https://support.apple.com/en-us/HT212604
- https://support.apple.com/en-us/HT212605
- https://support.apple.com/en-us/HT212601
- https://support.apple.com/en-us/HT212602
- https://support.apple.com/en-us/HT212604
- https://support.apple.com/en-us/HT212605
JSON original (NVD)
Mostrar
{
"id": "CVE-2021-30779",
"cveTags": [],
"metrics": {
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{
"type": "Primary",
"source": "nvd@nist.gov",
"cvssData": {
"version": "2.0",
"baseScore": 6.8,
"accessVector": "NETWORK",
"vectorString": "AV:N/AC:M/Au:N/C:P/I:P/A:P",
"authentication": "NONE",
"integrityImpact": "PARTIAL",
"accessComplexity": "MEDIUM",
"availabilityImpact": "PARTIAL",
"confidentialityImpact": "PARTIAL"
},
"acInsufInfo": false,
"impactScore": 6.4,
"baseSeverity": "MEDIUM",
"obtainAllPrivilege": false,
"exploitabilityScore": 8.6,
"obtainUserPrivilege": false,
"obtainOtherPrivilege": false,
"userInteractionRequired": true
}
],
"cvssMetricV31": [
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"type": "Primary",
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"cvssData": {
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"version": "3.1",
"baseScore": 7.8,
"attackVector": "LOCAL",
"baseSeverity": "HIGH",
"vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
"integrityImpact": "HIGH",
"userInteraction": "REQUIRED",
"attackComplexity": "LOW",
"availabilityImpact": "HIGH",
"privilegesRequired": "NONE",
"confidentialityImpact": "HIGH"
},
"impactScore": 5.9,
"exploitabilityScore": 1.8
}
]
},
"affected": [
{
"source": "product-security@apple.com",
"affectedData": [
{
"vendor": "Apple",
"product": "iOS",
"versions": [
{
"status": "affected",
"version": "unspecified",
"lessThan": "14.7",
"versionType": "custom"
}
]
},
{
"vendor": "Apple",
"product": "macOS",
"versions": [
{
"status": "affected",
"version": "unspecified",
"lessThan": "11.5",
"versionType": "custom"
}
]
},
{
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},
{
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]
}
]
}
],
"published": "2021-09-08T14:15:10.963",
"references": [
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"tags": [
"Release Notes",
"Vendor Advisory"
],
"source": "product-security@apple.com"
},
{
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"tags": [
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],
"source": "product-security@apple.com"
},
{
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"source": "product-security@apple.com"
},
{
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"source": "product-security@apple.com"
},
{
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"tags": [
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],
"source": "af854a3a-2127-422b-91ae-364da2661108"
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{
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{
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{
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"tags": [
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"source": "af854a3a-2127-422b-91ae-364da2661108"
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],
"vulnStatus": "Modified",
"weaknesses": [
{
"type": "Primary",
"source": "nvd@nist.gov",
"description": [
{
"lang": "en",
"value": "NVD-CWE-noinfo"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "This issue was addressed with improved checks. This issue is fixed in iOS 14.7, macOS Big Sur 11.5, watchOS 7.6, tvOS 14.7. Processing a maliciously crafted image may lead to arbitrary code execution."
},
{
"lang": "es",
"value": "Se abordó este problema con comprobaciones mejoradas. Este problema se corrigió en iOS versión 14.7, macOS Big Sur versión 11.5, watchOS versión 7.6, tvOS versión 14.7. El procesamiento de una imagen maliciosamente diseñada puede conllevar a una ejecución de código arbitrario"
}
],
"lastModified": "2026-06-17T03:50:52.880",
"configurations": [
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "D3AF02B7-BF1F-483A-BA47-9B5B92AF1D29",
"versionEndExcluding": "14.7"
},
{
"criteria": "cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "91CD5E8A-20E3-4193-BD1F-99FB1147081C",
"versionEndExcluding": "11.5"
},
{
"criteria": "cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "FC9C8462-9BFF-4CC8-AB3A-0AAA8B20A81F",
"versionEndExcluding": "14.7"
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{
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"vulnerable": true,
"matchCriteriaId": "94EF9266-E8BC-4F20-B724-A3151A06192C",
"versionEndExcluding": "7.6"
}
],
"operator": "OR"
}
]
}
],
"sourceIdentifier": "product-security@apple.com"
}