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CVE-2020-3837

Known Exploited (CISA KEV)HIGH

7.8

CVSS Severity Score

EPSS Score67.8850%

EPSS Percentile93.11th

PublishedFeb 27, 2020

Last ModifiedOct 23, 2025

Vulnerability Description

A memory corruption issue was addressed with improved memory handling. This issue is fixed in iOS 13.3.1 and iPadOS 13.3.1, macOS Catalina 10.15.3, tvOS 13.3.1, watchOS 6.1.2. An application may be able to execute arbitrary code with kernel privileges.

Affected Platforms (CPE)

💻

Apple

Ipados

< 13.3.1

💻

Apple

Iphone Os

< 13.3.1

💻

Apple

Mac Os X

< 10.15.3

💻

Apple

Tvos

< 13.3.1

💻

Apple

Watchos

< 6.1.2

References & Advisories

🔗 https://support.apple.com/HT210918

🔗 https://support.apple.com/HT210919

🔗 https://support.apple.com/HT210920

🔗 https://support.apple.com/HT210921

🔗 https://support.apple.com/HT210918

🔗 https://support.apple.com/HT210919

🔗 https://support.apple.com/HT210920

🔗 https://support.apple.com/HT210921

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