CVE-2022-22626
macOS vulnerability analysis and mitigation

Overview

CVE-2022-22626 is an out-of-bounds read vulnerability in Apple's AppleScript component that was discovered and reported by Mickey Jin (@patch1t) of Trend Micro. The vulnerability was fixed in macOS Big Sur 11.6.5, macOS Monterey 12.3, and Security Update 2022-003 Catalina, released on March 14, 2022 (Apple Support, CVE).

Technical details

The vulnerability is characterized as an out-of-bounds read issue in the AppleScript component that was addressed with improved bounds checking. The vulnerability has a CVSS v3.1 base score of 7.1 (HIGH) with the vector string CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H, indicating local access is required and user interaction is needed (NVD).

Impact

When exploited, processing a maliciously crafted AppleScript binary may result in unexpected application termination or disclosure of process memory (Apple Support).

Mitigation and workarounds

Apple has addressed this vulnerability by implementing improved bounds checking in the affected versions. Users should update to macOS Big Sur 11.6.5, macOS Monterey 12.3, or install Security Update 2022-003 Catalina to mitigate this vulnerability (Apple Support).

Additional resources


SourceThis report was generated using AI

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