CVE-2021-30773

MEDIUM

iPhone OS < 14.7 - Code Signature Validation Bypass

Title source: llm
STIX 2.1

Description

An issue in code signature validation was addressed with improved checks. This issue is fixed in iOS 14.7, tvOS 14.7, watchOS 7.6. A malicious application may be able to bypass code signing checks.

References (3)

Core 3
Core References
Release Notes, Vendor Advisory x_refsource_misc
https://support.apple.com/en-us/HT212601
Release Notes, Vendor Advisory x_refsource_misc
https://support.apple.com/en-us/HT212605
Release Notes, Vendor Advisory x_refsource_misc
https://support.apple.com/en-us/HT212604

Scores

CVSS v3 5.5
EPSS 0.0114
EPSS Percentile 63.1%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N

Details

Status published
Products (3)
apple/iphone_os < 14.7
apple/tvos < 14.7
apple/watchos < 7.6
Published Sep 08, 2021
Tracked Since Feb 18, 2026