CVE-2020-27944

HIGH

Apple iPadOS < 14.3 - Out-of-bounds Write in Font File Processing

Title source: llm
STIX 2.1

Description

A memory corruption issue existed in the processing of font files. This issue was addressed with improved input validation. This issue is fixed in watchOS 7.2, macOS Big Sur 11.1, Security Update 2020-001 Catalina, Security Update 2020-007 Mojave, iOS 14.3 and iPadOS 14.3, tvOS 14.3. Processing a maliciously crafted font file may lead to arbitrary code execution.

References (4)

Core 4
Core References
Vendor Advisory x_refsource_misc
https://support.apple.com/en-us/HT212011
Vendor Advisory x_refsource_misc
https://support.apple.com/en-us/HT212003
Vendor Advisory x_refsource_misc
https://support.apple.com/en-us/HT212005
Vendor Advisory x_refsource_misc
https://support.apple.com/en-us/HT212009

Scores

CVSS v3 7.8
EPSS 0.0101
EPSS Percentile 58.9%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Details

CWE
CWE-787
Status published
Products (5)
apple/ipad_os < 14.3
apple/iphone_os < 14.3
apple/macos < 11.1.0
apple/tvos < 14.3
apple/watchos < 7.2
Published Apr 02, 2021
Tracked Since Feb 18, 2026