CVE-2021-30688 Information

Description

A malicious application may be able to break out of its sandbox. This issue is fixed in macOS Big Sur 11.4 Security Update 2021-003 Catalina. A path handling issue was addressed with improved validation.

CVSS Vector

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

Reference

https://support.apple.com/en-us/HT212530 https://support.apple.com/en-us/HT212529

Attack Complexity

LOW

Privileges Required

LOW

User Interaction Required

LOW

Scope

NONE

Confidentiality Impact

CHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

8.8