CVE-2023-42847
Status: ModifiedHigh (7.5)—
A logic issue was addressed with improved checks. This issue is fixed in macOS Sonoma 14.1, iOS 17.1 and iPadOS 17.1. An attacker may be able to access passkeys without authentication.
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: 0.87%
- Percentile among all scored CVEs: 57
- Score date: 10/9/2026
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 (3)
CWEs
- NVD-CWE-noinfo
References
- http://seclists.org/fulldisclosure/2023/Oct/19
- http://seclists.org/fulldisclosure/2023/Oct/24
- https://support.apple.com/en-us/HT213982
- https://support.apple.com/en-us/HT213984
- https://support.apple.com/kb/HT213982
- https://support.apple.com/kb/HT213984
- http://seclists.org/fulldisclosure/2023/Oct/19
- http://seclists.org/fulldisclosure/2023/Oct/24
- https://support.apple.com/en-us/HT213982
- https://support.apple.com/en-us/HT213984
- https://support.apple.com/kb/HT213982
- https://support.apple.com/kb/HT213984
Raw JSON (NVD)
Show
{
"id": "CVE-2023-42847",
"cveTags": [],
"metrics": {
"ssvcV203": [
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"ssvcData": {
"id": "CVE-2023-42847",
"role": "CISA Coordinator",
"options": [
{
"exploitation": "none"
},
{
"automatable": "no"
},
{
"technicalImpact": "partial"
}
],
"version": "2.0.3",
"timestamp": "2024-09-11T19:41:19.957855Z"
}
}
],
"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": "macOS",
"versions": [
{
"status": "affected",
"version": "unspecified",
"lessThan": "14.1",
"versionType": "custom"
}
]
},
{
"vendor": "Apple",
"product": "iOS and iPadOS",
"versions": [
{
"status": "affected",
"version": "unspecified",
"lessThan": "17.1",
"versionType": "custom"
}
]
}
]
}
],
"published": "2023-10-25T19:15:10.687",
"references": [
{
"url": "http://seclists.org/fulldisclosure/2023/Oct/19",
"tags": [
"Mailing List",
"Third Party Advisory"
],
"source": "product-security@apple.com"
},
{
"url": "http://seclists.org/fulldisclosure/2023/Oct/24",
"tags": [
"Mailing List",
"Third Party Advisory"
],
"source": "product-security@apple.com"
},
{
"url": "https://support.apple.com/en-us/HT213982",
"tags": [
"Release Notes",
"Vendor Advisory"
],
"source": "product-security@apple.com"
},
{
"url": "https://support.apple.com/en-us/HT213984",
"tags": [
"Release Notes",
"Vendor Advisory"
],
"source": "product-security@apple.com"
},
{
"url": "https://support.apple.com/kb/HT213982",
"tags": [
"Release Notes",
"Vendor Advisory"
],
"source": "product-security@apple.com"
},
{
"url": "https://support.apple.com/kb/HT213984",
"tags": [
"Release Notes",
"Vendor Advisory"
],
"source": "product-security@apple.com"
},
{
"url": "http://seclists.org/fulldisclosure/2023/Oct/19",
"tags": [
"Mailing List",
"Third Party Advisory"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "http://seclists.org/fulldisclosure/2023/Oct/24",
"tags": [
"Mailing List",
"Third Party Advisory"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "https://support.apple.com/en-us/HT213982",
"tags": [
"Release Notes",
"Vendor Advisory"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "https://support.apple.com/en-us/HT213984",
"tags": [
"Release Notes",
"Vendor Advisory"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "https://support.apple.com/kb/HT213982",
"tags": [
"Release Notes",
"Vendor Advisory"
],
"source": "af854a3a-2127-422b-91ae-364da2661108"
},
{
"url": "https://support.apple.com/kb/HT213984",
"tags": [
"Release Notes",
"Vendor Advisory"
],
"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 logic issue was addressed with improved checks. This issue is fixed in macOS Sonoma 14.1, iOS 17.1 and iPadOS 17.1. An attacker may be able to access passkeys without authentication."
},
{
"lang": "es",
"value": "Se solucionó un problema de lógica con controles mejorados. Este problema se solucionó en macOS Sonoma 14.1, iOS 17.1 y iPadOS 17.1. Un atacante puede acceder a las claves de acceso sin autenticación."
}
],
"lastModified": "2026-06-17T06:24:39.623",
"configurations": [
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "387C5D63-833F-4407-A402-501DEF4E15AE",
"versionEndExcluding": "17.1",
"versionStartIncluding": "17.0"
},
{
"criteria": "cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "F53A32D0-DB67-40D7-B14E-3963E696A77E",
"versionEndExcluding": "17.1",
"versionStartIncluding": "17.0"
},
{
"criteria": "cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "F9F52915-10F1-4514-B839-F6DC74B53555",
"versionEndExcluding": "14.1",
"versionStartIncluding": "14.0"
}
],
"operator": "OR"
}
]
}
],
"sourceIdentifier": "product-security@apple.com"
}