CVE-2019-8854
Status: ModifiedHigh (7.5)—
A user privacy issue was addressed by removing the broadcast MAC address. This issue is fixed in macOS Catalina 10.15, watchOS 6, iOS 13, tvOS 13. A device may be passively tracked by its Wi-Fi MAC address.
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: 1.17%
- Percentile among all scored CVEs: 66
- 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 (4)
CWEs
- NVD-CWE-noinfo
References
- https://support.apple.com/en-us/HT210604
- https://support.apple.com/en-us/HT210606
- https://support.apple.com/en-us/HT210607
- https://support.apple.com/en-us/HT210634
- https://support.apple.com/en-us/HT210604
- https://support.apple.com/en-us/HT210606
- https://support.apple.com/en-us/HT210607
- https://support.apple.com/en-us/HT210634
Raw JSON (NVD)
Show
{
"id": "CVE-2019-8854",
"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": "tvOS",
"versions": [
{
"status": "affected",
"version": "unspecified",
"lessThan": "13",
"versionType": "custom"
}
]
},
{
"vendor": "Apple",
"product": "iOS",
"versions": [
{
"status": "affected",
"version": "unspecified",
"lessThan": "13",
"versionType": "custom"
}
]
},
{
"vendor": "Apple",
"product": "watchOS",
"versions": [
{
"status": "affected",
"version": "unspecified",
"lessThan": "6",
"versionType": "custom"
}
]
},
{
"vendor": "Apple",
"product": "macOS",
"versions": [
{
"status": "affected",
"version": "unspecified",
"lessThan": "10.15",
"versionType": "custom"
}
]
}
]
}
],
"published": "2020-10-27T21:15:13.510",
"references": [
{
"url": "https://support.apple.com/en-us/HT210604",
"tags": [
"Release Notes",
"Vendor Advisory"
],
"source": "product-security@apple.com"
},
{
"url": "https://support.apple.com/en-us/HT210606",
"tags": [
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],
"source": "product-security@apple.com"
},
{
"url": "https://support.apple.com/en-us/HT210607",
"tags": [
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],
"source": "product-security@apple.com"
},
{
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"tags": [
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],
"source": "product-security@apple.com"
},
{
"url": "https://support.apple.com/en-us/HT210604",
"tags": [
"Release Notes",
"Vendor Advisory"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "https://support.apple.com/en-us/HT210606",
"tags": [
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],
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
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"tags": [
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],
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
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"tags": [
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],
"source": "af854a3a-2127-422b-91ae-364da2661108"
}
],
"vulnStatus": "Modified",
"weaknesses": [
{
"type": "Primary",
"source": "nvd@nist.gov",
"description": [
{
"lang": "en",
"value": "NVD-CWE-noinfo"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "A user privacy issue was addressed by removing the broadcast MAC address. This issue is fixed in macOS Catalina 10.15, watchOS 6, iOS 13, tvOS 13. A device may be passively tracked by its Wi-Fi MAC address."
},
{
"lang": "es",
"value": "Se abordó un problema de privacidad del usuario al eliminar la dirección MAC de transmisión. Este problema se corrigió en macOS Catalina versión 10.15, watchOS versión 6, iOS versión 13, tvOS versión 13. Un dispositivo puede ser rastreado pasivamente por su dirección MAC de Wi-Fi"
}
],
"lastModified": "2026-06-17T02:42:44.030",
"configurations": [
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "13864229-C006-4C72-AAE3-90F009375CA5",
"versionEndExcluding": "13.2"
},
{
"criteria": "cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "E28B89FF-E2E1-498A-AF43-C8DE5DA352CD",
"versionEndExcluding": "10.15"
},
{
"criteria": "cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "A03A6988-48E4-4108-9A9B-8671BFF4C3A5",
"versionEndExcluding": "13.2"
},
{
"criteria": "cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "70F86075-2932-4E94-B7B2-7DF51A51B179",
"versionEndExcluding": "6.0"
}
],
"operator": "OR"
}
]
}
],
"sourceIdentifier": "product-security@apple.com"
}