CVE-2019-8774

A resource exhaustion issue was addressed with improved input validation. This issue is fixed in iOS 13.1 and iPadOS 13.1, macOS Catalina 10.15. Parsing a maliciously crafted iBooks file may lead to a persistent denial-of-service.

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 NONE

Availability Impact HIGH

Scope UNCHANGED

4.3^/10

CVSS v2.0 : MEDIUM

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

Exploitability : 8.6 / Impact : 2.9

Access Vector NETWORK

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

References

Link	Resource
https://support.apple.com/en-us/HT210603	Vendor Advisory
https://support.apple.com/en-us/HT210634	Vendor Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:o:apple:ipad_os::::::::
	cpe:2.3:o:apple:iphone_os::::::::
	cpe:2.3:o:apple:mac_os_x::::::::

History

No history.

Information

Published : 2020-10-27 20:15

Updated : 2024-02-28 18:08

NVD link : CVE-2019-8774

Mitre link : CVE-2019-8774

CVE.ORG link : CVE-2019-8774

JSON object : View

Products Affected

apple

ipad_os
iphone_os
mac_os_x

CWE

CWE-20

Improper Input Validation

CWE-400

Uncontrolled Resource Consumption

{"id": "CVE-2019-8774", "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:N/A:P", "authentication": "NONE", "integrityImpact": "NONE", "accessComplexity": "MEDIUM", "availabilityImpact": "PARTIAL", "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:N/A:H", "integrityImpact": "NONE", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 1.8}]}, "published": "2020-10-27T20:15:19.360", "references": [{"url": "https://support.apple.com/en-us/HT210603", "tags": ["Vendor Advisory"], "source": "product-security@apple.com"}, {"url": "https://support.apple.com/en-us/HT210634", "tags": ["Vendor Advisory"], "source": "product-security@apple.com"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-20"}, {"lang": "en", "value": "CWE-400"}]}], "descriptions": [{"lang": "en", "value": "A resource exhaustion issue was addressed with improved input validation. This issue is fixed in iOS 13.1 and iPadOS 13.1, macOS Catalina 10.15. Parsing a maliciously crafted iBooks file may lead to a persistent denial-of-service."}, {"lang": "es", "value": "Se abord\u00f3 un problema de agotamiento de recursos con una comprobaci\u00f3n de entrada mejorada. Este problema se corrigi\u00f3 en iOS versi\u00f3n 13.1 y iPadOS versi\u00f3n 13.1, macOS Catalina versi\u00f3n 10.15. El an\u00e1lisis de un archivo de iBooks dise\u00f1ado maliciosamente puede conllevar una denegaci\u00f3n de servicio persistente"}], "lastModified": "2021-07-21T11:39:23.747", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:apple:ipad_os:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "2FCDB4B4-9FB3-46C2-A440-C60FEF372880", "versionEndExcluding": "13.1"}, {"criteria": "cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "74FC47CB-6F80-4521-BE54-47B5630FF496", "versionEndExcluding": "13.1"}, {"criteria": "cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "E28B89FF-E2E1-498A-AF43-C8DE5DA352CD", "versionEndExcluding": "10.15"}], "operator": "OR"}]}], "sourceIdentifier": "product-security@apple.com"}