CVE-2021-30741 Information

Description

A use after free issue was addressed with improved memory management. This issue is fixed in iOS 14.6 and iPadOS 14.6. Processing a maliciously crafted mail message may lead to unexpected memory modification or application termination.

CVSS Vector

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:H

Reference

https://support.apple.com/en-us/HT212528

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

REQUIRED

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

HIGH

Base Score

HIGH

Base Severity

7.1