CVE-2020-9837
Estado: ModificadaAlta (7.5)—
Se abordó una lectura fuera de límites con una comprobación de límites mejorada. Este problema es corregido en iOS versión 13.5 y iPadOS versión 13.5, macOS Catalina versión 10.15.5, tvOS versión 13.4.5. Un atacante remoto puede ser capaz de filtrar la memoria
CVSS
- Versión: 3.1
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
- Puntuación base: 7.5
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días: 1.38%
- Percentil entre todas las CVEs puntuadas: 71
- 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
- CWE-125
Referencias
JSON original (NVD)
Mostrar
{
"id": "CVE-2020-9837",
"cveTags": [],
"metrics": {
"cvssMetricV2": [
{
"type": "Primary",
"source": "nvd@nist.gov",
"cvssData": {
"version": "2.0",
"baseScore": 5,
"accessVector": "NETWORK",
"vectorString": "AV:N/AC:L/Au:N/C:P/I:N/A:N",
"authentication": "NONE",
"integrityImpact": "NONE",
"accessComplexity": "LOW",
"availabilityImpact": "NONE",
"confidentialityImpact": "PARTIAL"
},
"acInsufInfo": false,
"impactScore": 2.9,
"baseSeverity": "MEDIUM",
"obtainAllPrivilege": false,
"exploitabilityScore": 10,
"obtainUserPrivilege": false,
"obtainOtherPrivilege": false,
"userInteractionRequired": false
}
],
"cvssMetricV31": [
{
"type": "Primary",
"source": "nvd@nist.gov",
"cvssData": {
"scope": "UNCHANGED",
"version": "3.1",
"baseScore": 7.5,
"attackVector": "NETWORK",
"baseSeverity": "HIGH",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N",
"integrityImpact": "NONE",
"userInteraction": "NONE",
"attackComplexity": "LOW",
"availabilityImpact": "NONE",
"privilegesRequired": "NONE",
"confidentialityImpact": "HIGH"
},
"impactScore": 3.6,
"exploitabilityScore": 3.9
}
]
},
"affected": [
{
"source": "product-security@apple.com",
"affectedData": [
{
"vendor": "Apple",
"product": "iOS",
"versions": [
{
"status": "affected",
"version": "unspecified",
"lessThan": "iOS 13.5 and iPadOS 13.5",
"versionType": "custom"
}
]
},
{
"vendor": "Apple",
"product": "macOS",
"versions": [
{
"status": "affected",
"version": "unspecified",
"lessThan": "macOS Catalina 10.15.5",
"versionType": "custom"
}
]
},
{
"vendor": "Apple",
"product": "tvOS",
"versions": [
{
"status": "affected",
"version": "unspecified",
"lessThan": "tvOS 13.4.5",
"versionType": "custom"
}
]
}
]
}
],
"published": "2020-06-09T17:15:14.503",
"references": [
{
"url": "https://support.apple.com/HT211168",
"tags": [
"Vendor Advisory"
],
"source": "product-security@apple.com"
},
{
"url": "https://support.apple.com/HT211170",
"tags": [
"Vendor Advisory"
],
"source": "product-security@apple.com"
},
{
"url": "https://support.apple.com/HT211171",
"tags": [
"Vendor Advisory"
],
"source": "product-security@apple.com"
},
{
"url": "https://support.apple.com/HT211168",
"tags": [
"Vendor Advisory"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "https://support.apple.com/HT211170",
"tags": [
"Vendor Advisory"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "https://support.apple.com/HT211171",
"tags": [
"Vendor Advisory"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
}
],
"vulnStatus": "Modified",
"weaknesses": [
{
"type": "Primary",
"source": "nvd@nist.gov",
"description": [
{
"lang": "en",
"value": "CWE-125"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in iOS 13.5 and iPadOS 13.5, macOS Catalina 10.15.5, tvOS 13.4.5. A remote attacker may be able to leak memory."
},
{
"lang": "es",
"value": "Se abordó una lectura fuera de límites con una comprobación de límites mejorada. Este problema es corregido en iOS versión 13.5 y iPadOS versión 13.5, macOS Catalina versión 10.15.5, tvOS versión 13.4.5. Un atacante remoto puede ser capaz de filtrar la memoria"
}
],
"lastModified": "2026-06-17T03:28:39.557",
"configurations": [
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "9145C3CB-429B-4FB8-A0AC-B543E9FFF938",
"versionEndExcluding": "13.5"
},
{
"criteria": "cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "9C09256B-04A9-4D08-A791-8022B5AC5B14",
"versionEndExcluding": "13.5"
},
{
"criteria": "cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "99973242-A249-4C34-B042-5F833AE73708",
"versionEndExcluding": "10.15.5"
},
{
"criteria": "cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "87753A67-6F9D-4264-BCEB-0694281F0477",
"versionEndExcluding": "13.4.5"
}
],
"operator": "OR"
}
]
}
],
"sourceIdentifier": "product-security@apple.com"
}