CVE-2021-30769

A logic issue was addressed with improved state management. This issue is fixed in iOS 14.7, tvOS 14.7, watchOS 7.6. A malicious attacker with arbitrary read and write capability may be able to bypass Pointer Authentication.

CVSS v3 5.5 MEDIUM
CVSS v2.0 4.3 MEDIUM

5.5^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 1.8 / Impact : 3.6

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact NONE

Integrity Impact HIGH

Availability Impact NONE

Scope UNCHANGED

4.3^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:M/Au:N/C:N/I:P/A:N

Exploitability : 8.6 / Impact : 2.9

Access Vector NETWORK

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact NONE

Integrity Impact PARTIAL

Availability Impact NONE

References

Link	Resource
https://support.apple.com/en-us/HT212601	Vendor Advisory
https://support.apple.com/en-us/HT212604	Vendor Advisory
https://support.apple.com/en-us/HT212605	Vendor Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:o:apple:iphone_os::::::::
	cpe:2.3:o:apple:tvos::::::::
	cpe:2.3:o:apple:watchos::::::::

History

No history.

Information

Published : 2021-09-08 14:15

Updated : 2024-02-28 18:28

NVD link : CVE-2021-30769

Mitre link : CVE-2021-30769

CVE.ORG link : CVE-2021-30769

JSON object : View

Products Affected

apple

watchos
tvos
iphone_os

CWE

CWE-287

Improper Authentication

{"id": "CVE-2021-30769", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 4.3, "accessVector": "NETWORK", "vectorString": "AV:N/AC:M/Au:N/C:N/I:P/A:N", "authentication": "NONE", "integrityImpact": "PARTIAL", "accessComplexity": "MEDIUM", "availabilityImpact": "NONE", "confidentialityImpact": "NONE"}, "acInsufInfo": false, "impactScore": 2.9, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 8.6, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": true}], "cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 5.5, "attackVector": "LOCAL", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N", "integrityImpact": "HIGH", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 1.8}]}, "published": "2021-09-08T14:15:10.560", "references": [{"url": "https://support.apple.com/en-us/HT212601", "tags": ["Vendor Advisory"], "source": "product-security@apple.com"}, {"url": "https://support.apple.com/en-us/HT212604", "tags": ["Vendor Advisory"], "source": "product-security@apple.com"}, {"url": "https://support.apple.com/en-us/HT212605", "tags": ["Vendor Advisory"], "source": "product-security@apple.com"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-287"}]}], "descriptions": [{"lang": "en", "value": "A logic issue was addressed with improved state management. This issue is fixed in iOS 14.7, tvOS 14.7, watchOS 7.6. A malicious attacker with arbitrary read and write capability may be able to bypass Pointer Authentication."}, {"lang": "es", "value": "Se abord\u00f3 un problema l\u00f3gico con una administraci\u00f3n de estado mejorada. Este problema se corrigi\u00f3 en iOS versi\u00f3n 14.7, tvOS versi\u00f3n 14.7, watchOS versi\u00f3n 7.6. Un atacante malicioso con capacidad de lectura y escritura arbitraria puede ser capaz de omitir una Autenticaci\u00f3n de Punteros"}], "lastModified": "2021-09-15T18:25:10.677", "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:tvos:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "FC9C8462-9BFF-4CC8-AB3A-0AAA8B20A81F", "versionEndExcluding": "14.7"}, {"criteria": "cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "94EF9266-E8BC-4F20-B724-A3151A06192C", "versionEndExcluding": "7.6"}], "operator": "OR"}]}], "sourceIdentifier": "product-security@apple.com"}