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Vulnerability DatabaseCVE-2020-3849
CVE-2020-3849:
macOS vulnerability analysis and mitigation
Overview
CVE-2020-3849 is a memory corruption vulnerability discovered in Apple's CoreBluetooth component that affects multiple versions of macOS including Catalina 10.15.2, Mojave 10.14.6, and High Sierra 10.13.6. The vulnerability was discovered by Jianjun Dai of Qihoo 360 Alpha Lab and was fixed in macOS Catalina 10.15.3, released on January 28, 2020 (Apple Security).
Technical details
The vulnerability stems from a memory corruption issue in the CoreBluetooth component that was addressed with improved input validation. The issue affects the CoreBluetooth functionality across multiple macOS versions (Apple Security, NVD).
Impact
When exploited, this vulnerability could allow a remote attacker to cause unexpected application termination or execute arbitrary code on the affected system (Apple Security).
Mitigation and workarounds
Apple addressed this vulnerability in macOS Catalina 10.15.3, Security Update 2020-001 Mojave, and Security Update 2020-001 High Sierra. Users are advised to update their systems to these versions or later to protect against this vulnerability (Apple Security).
Additional resources
Source: This report was generated using AI
Related macOS vulnerabilities:
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