Vulnerability Details : CVE-2019-8544

A memory corruption issue was addressed with improved memory handling. This issue is fixed in iOS 12.2, tvOS 12.2, watchOS 5.2, 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.

Vulnerability category: Memory Corruption

Published 2019-12-18 18:15:25

Updated 2021-05-18 13:00:51

Source Apple Inc.

View at NVD, CVE.org

Exploit prediction scoring system (EPSS) score for CVE-2019-8544

Probability of exploitation activity in the next 30 days: 1.02%

Percentile, the proportion of vulnerabilities that are scored at or less: ~ 82 % EPSS Score History EPSS FAQ

CVSS scores for CVE-2019-8544

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Source
9.3	HIGH	AV:N/AC:M/Au:N/C:C/I:C/A:C	8.6	10.0	nvd@nist.gov
Access Vector: Network Access Complexity: Medium Authentication: None Confidentiality Impact: Complete Integrity Impact: Complete Availability Impact: Complete
8.8	HIGH	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H	2.8	5.9	nvd@nist.gov
Attack Vector: Network Attack Complexity: Low Privileges Required: None User Interaction: Required Scope: Unchanged Confidentiality: High Integrity: High Availability: High

CWE ids for CVE-2019-8544

CWE-787 Out-of-bounds Write

The product writes data past the end, or before the beginning, of the intended buffer.

Assigned by: nvd@nist.gov (Primary)

References for CVE-2019-8544

https://support.apple.com/HT209603

About the security content of Safari 12.1 - Apple Support
Vendor Advisory

CVEs referencing this url
https://support.apple.com/HT209599

About the security content of iOS 12.2 - Apple Support
Vendor Advisory

CVEs referencing this url
https://support.apple.com/HT209604

About the security content of iTunes 12.9.4 for Windows - Apple Support
Vendor Advisory

CVEs referencing this url
https://support.apple.com/HT209601

About the security content of tvOS 12.2 - Apple Support
Vendor Advisory

CVEs referencing this url
https://support.apple.com/HT209605

About the security content of iCloud for Windows 7.11 - Apple Support
Vendor Advisory

CVEs referencing this url
https://support.apple.com/HT209602

About the security content of watchOS 5.2 - Apple Support
Vendor Advisory

CVEs referencing this url

Products affected by CVE-2019-8544

Redhat » Enterprise Linux Desktop » Version: 7.0
cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:*
Matching versions
Redhat » Enterprise Linux Server » Version: 7.0
cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:*
Matching versions
Redhat » Enterprise Linux Workstation » Version: 7.0
cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:*
Matching versions
Apple » Safari
Versions before (<) 12.1
cpe:2.3:a:apple:safari:*:*:*:*:*:*:*:*
Matching versions
Apple » Itunes » For Windows
Versions before (<) 12.9.4
cpe:2.3:a:apple:itunes:*:*:*:*:*:windows:*:*
Matching versions
Apple » Iphone Os
Versions before (<) 12.2
cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*
Matching versions
Apple » Watchos
Versions before (<) 5.2
cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:*
Matching versions
Apple » Icloud » For Windows
Versions before (<) 7.11
cpe:2.3:a:apple:icloud:*:*:*:*:*:windows:*:*
Matching versions
Apple » Tvos
Versions before (<) 12.2
cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:*
Matching versions