CVE-2021-30829 Information

Description

A URI parsing issue was addressed with improved parsing. This issue is fixed in Security Update 2021-005 Catalina macOS Big Sur 11.6. A local user may be able to execute arbitrary files.

CVSS Vector

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

Reference

https://support.apple.com/en-us/HT212804 https://support.apple.com/en-us/HT212805

Attack Complexity

LOW

Privileges Required

LOW

User Interaction Required

LOW

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

7.8