CVE-2019-8556

A use after free issue was addressed with improved memory management. This issue is fixed in iOS 12.2, tvOS 12.2, Safari 12.1, iTunes 12.9.4 for Windows, iCloud for Windows 7.11. Processing maliciously crafted web content may lead to arbitrary code execution.

CVSS v3.0 8.8 HIGH
CVSS v2.0 6.8 MEDIUM

8.8^/10

CVSS v3.0 : HIGH

Vector :

Exploitability : 2.8 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

6.8^/10

CVSS v2.0 : MEDIUM

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

Exploitability : 8.6 / Impact : 6.4

Access Vector NETWORK

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://support.apple.com/HT209605	Vendor Advisory
https://support.apple.com/HT209604	Vendor Advisory
https://support.apple.com/HT209601	Vendor Advisory
https://support.apple.com/HT209603	Vendor Advisory
https://support.apple.com/HT209599	Vendor Advisory

Advertisement

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:apple:icloud::::::windows::*
	cpe:2.3:a:apple:itunes::::::windows::*
	cpe:2.3:a:apple:safari::::::::
	cpe:2.3:o:apple:iphone_os::::::::
	cpe:2.3:o:apple:tvos::::::::

Information

Published : 2019-12-18 10:15

Updated : 2019-12-19 12:39

NVD link : CVE-2019-8556

Mitre link : CVE-2019-8556

JSON object : View

CWE

CWE-416

Use After Free

Advertisement

Products Affected

apple

itunes
tvos
icloud
safari
iphone_os

{"cve": {"data_type": "CVE", "references": {"reference_data": [{"url": "https://support.apple.com/HT209605", "name": "https://support.apple.com/HT209605", "tags": ["Vendor Advisory"], "refsource": "MISC"}, {"url": "https://support.apple.com/HT209604", "name": "https://support.apple.com/HT209604", "tags": ["Vendor Advisory"], "refsource": "MISC"}, {"url": "https://support.apple.com/HT209601", "name": "https://support.apple.com/HT209601", "tags": ["Vendor Advisory"], "refsource": "MISC"}, {"url": "https://support.apple.com/HT209603", "name": "https://support.apple.com/HT209603", "tags": ["Vendor Advisory"], "refsource": "MISC"}, {"url": "https://support.apple.com/HT209599", "name": "https://support.apple.com/HT209599", "tags": ["Vendor Advisory"], "refsource": "MISC"}]}, "data_format": "MITRE", "description": {"description_data": [{"lang": "en", "value": "A use after free issue was addressed with improved memory management. This issue is fixed in iOS 12.2, tvOS 12.2, Safari 12.1, iTunes 12.9.4 for Windows, iCloud for Windows 7.11. Processing maliciously crafted web content may lead to arbitrary code execution."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "en", "value": "CWE-416"}]}]}, "data_version": "4.0", "CVE_data_meta": {"ID": "CVE-2019-8556", "ASSIGNER": "product-security@apple.com"}}, "impact": {"baseMetricV2": {"cvssV2": {"version": "2.0", "baseScore": 6.8, "accessVector": "NETWORK", "vectorString": "AV:N/AC:M/Au:N/C:P/I:P/A:P", "authentication": "NONE", "integrityImpact": "PARTIAL", "accessComplexity": "MEDIUM", "availabilityImpact": "PARTIAL", "confidentialityImpact": "PARTIAL"}, "severity": "MEDIUM", "acInsufInfo": false, "impactScore": 6.4, "obtainAllPrivilege": false, "exploitabilityScore": 8.6, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": true}, "baseMetricV3": {"cvssV3": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 8.8, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 2.8}}, "publishedDate": "2019-12-18T18:15Z", "configurations": {"nodes": [{"children": [], "operator": "OR", "cpe_match": [{"cpe23Uri": "cpe:2.3:a:apple:icloud:*:*:*:*:*:windows:*:*", "cpe_name": [], "vulnerable": true, "versionEndExcluding": "7.11"}, {"cpe23Uri": "cpe:2.3:a:apple:itunes:*:*:*:*:*:windows:*:*", "cpe_name": [], "vulnerable": true, "versionEndExcluding": "12.9.4"}, {"cpe23Uri": "cpe:2.3:a:apple:safari:*:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true, "versionEndExcluding": "12.1"}, {"cpe23Uri": "cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true, "versionEndExcluding": "12.2"}, {"cpe23Uri": "cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true, "versionEndExcluding": "12.2"}]}], "CVE_data_version": "4.0"}, "lastModifiedDate": "2019-12-19T20:39Z"}