CVE-2020-9774
Status: ModifiedHigh (7.5)—
An issue existed with Siri Suggestions access to encrypted data. The issue was fixed by limiting access to encrypted data. This issue is fixed in macOS Catalina 10.15.3, Security Update 2020-001 Mojave, Security Update 2020-001 High Sierra. Encrypted data may be inappropriately accessed.
CVSS
- Version: 3.1
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
- Base score: 7.5
Exploitation probability (EPSS)
- Probability of exploitation in the next 30 days: 0.62%
- Percentile among all scored CVEs: 48
- Score date: 10/7/2026
EPSS (Exploit Prediction Scoring System, FIRST) estimates how likely a vulnerability is to be exploited in the wild within 30 days. It complements CVSS (impact) and CISA KEV (confirmed exploitation).
Affected technologies (1)
CWEs
- CWE-311
References
Raw JSON (NVD)
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{
"id": "CVE-2020-9774",
"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": [
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"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": "macOS",
"versions": [
{
"status": "affected",
"version": "unspecified",
"lessThan": "10.15",
"versionType": "custom"
}
]
}
]
}
],
"published": "2020-10-27T21:15:15.320",
"references": [
{
"url": "https://support.apple.com/en-us/HT210919",
"tags": [
"Release Notes",
"Vendor Advisory"
],
"source": "product-security@apple.com"
},
{
"url": "https://support.apple.com/en-us/HT210919",
"tags": [
"Release Notes",
"Vendor Advisory"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
}
],
"vulnStatus": "Modified",
"weaknesses": [
{
"type": "Primary",
"source": "nvd@nist.gov",
"description": [
{
"lang": "en",
"value": "CWE-311"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "An issue existed with Siri Suggestions access to encrypted data. The issue was fixed by limiting access to encrypted data. This issue is fixed in macOS Catalina 10.15.3, Security Update 2020-001 Mojave, Security Update 2020-001 High Sierra. Encrypted data may be inappropriately accessed."
},
{
"lang": "es",
"value": "Se presentó un problema con el acceso de Siri Suggestions a los datos cifrados. El problema se corrigió a limitar el acceso a datos cifrados. Este problema se corrigió en macOS Catalina versión 10.15.3, Security Update 2020-001 Mojave, Security Update 2020-001 High Sierra. Datos cifrados pueden ser accedidos inapropiadamente"
}
],
"lastModified": "2026-06-17T03:28:32.800",
"configurations": [
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "65C519D7-6C7C-4DDE-9D83-EE31E749AAFF",
"versionEndExcluding": "10.15.3"
}
],
"operator": "OR"
}
]
}
],
"sourceIdentifier": "product-security@apple.com"
}