CVE-2021-30775

HIGH

iPhone OS < 14.7, macOS < 10.15.6/11.5, tvOS < 14.7, watchOS < 7.6 - RCE via Malicious Audio File

Title source: llm
STIX 2.1

Description

A memory corruption issue was addressed with improved state management. This issue is fixed in iOS 14.7, macOS Big Sur 11.5, watchOS 7.6, tvOS 14.7, Security Update 2021-004 Catalina. Processing a maliciously crafted audio file may lead to arbitrary code execution.

References (5)

Core 5
Core References
Vendor Advisory x_refsource_misc
https://support.apple.com/en-us/HT212601
Vendor Advisory x_refsource_misc
https://support.apple.com/en-us/HT212602
Vendor Advisory x_refsource_misc
https://support.apple.com/en-us/HT212605
Vendor Advisory x_refsource_misc
https://support.apple.com/en-us/HT212600
Vendor Advisory x_refsource_misc
https://support.apple.com/en-us/HT212604

Scores

CVSS v3 7.8
EPSS 0.0122
EPSS Percentile 65.1%
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 (6)
apple/iphone_os < 14.7
apple/mac_os_x 10.15.7 (9 CPE variants)
apple/mac_os_x 10.15 - 10.15.6
apple/macos < 11.5
apple/tvos < 14.7
apple/watchos < 7.6
Published Sep 08, 2021
Tracked Since Feb 18, 2026