CVE-2021-30688

HIGH

macOS 10.15-10.15.5 and 11.0-11.3 - Sandbox Escape via Path Handling Issue

Title source: llm
STIX 2.1

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.

References (2)

Core 2
Core References
Release Notes, Vendor Advisory x_refsource_misc
https://support.apple.com/en-us/HT212529
Release Notes, Vendor Advisory x_refsource_misc
https://support.apple.com/en-us/HT212530

Scores

CVSS v3 8.8
EPSS 0.0029
EPSS Percentile 21.0%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

Details

Status published
Products (3)
apple/mac_os_x 10.15.7 (8 CPE variants)
apple/mac_os_x 10.15 - 10.15.6
apple/macos 11.0 - 11.4
Published Sep 08, 2021
Tracked Since Feb 18, 2026