CVE-2021-30829
HIGHmacOS 10.15-10.15.5 and 11.0-11.5 - Arbitrary File Execution via URI Parsing Issue
Title source: llmDescription
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.
References (2)
Core 2
Core References
Release Notes, Vendor Advisory x_refsource_misc
https://support.apple.com/en-us/HT212804
Release Notes, Vendor Advisory x_refsource_misc
https://support.apple.com/en-us/HT212805
Scores
CVSS v3
7.8
EPSS
0.0027
EPSS Percentile
19.3%
Attack Vector
LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Details
Status
published
Products (3)
apple/mac_os_x
10.15.7 (9 CPE variants)
apple/mac_os_x
10.15 - 10.15.6
apple/macos
11.0 - 11.6
Published
Oct 19, 2021
Tracked Since
Feb 18, 2026