A type confusion 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.
Published 2019-12-18 18:15:23
Updated 2025-01-29 18:15:33
Source Apple Inc.
View at NVD,   CVE.org

Products affected by CVE-2019-8506

CVE-2019-8506 is in the CISA Known Exploited Vulnerabilities Catalog

CISA vulnerability name:
Apple Multiple Products Type Confusion Vulnerability
CISA required action:
Apply updates per vendor instructions.
CISA description:
A type confusion issue affecting multiple Apple products allows processing of maliciously crafted web content, leading to arbitrary code execution.
Notes:
https://nvd.nist.gov/vuln/detail/CVE-2019-8506
Added on 2022-05-04 Action due date 2022-05-25

Exploit prediction scoring system (EPSS) score for CVE-2019-8506

19.60%
Probability of exploitation activity in the next 30 days EPSS Score History
~ 96 %
Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2019-8506

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source First Seen
9.3
HIGH AV:N/AC:M/Au:N/C:C/I:C/A:C
8.6
10.0
NIST
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
134c704f-9b21-4f2e-91b3-4a467353bcc0 2025-01-29
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
NIST

CWE ids for CVE-2019-8506

  • The product allocates or initializes a resource such as a pointer, object, or variable using one type, but it later accesses that resource using a type that is incompatible with the original type.
    Assigned by:
    • 134c704f-9b21-4f2e-91b3-4a467353bcc0 (Secondary)
    • nvd@nist.gov (Primary)

References for CVE-2019-8506

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