PT-2021-18897 · Apple · Apple Macos+2

Nathan Nye · Published 2021-09-13 · Updated 2022-07-12 · CVE-2021-30828

Positive Technologies (AI Summary)

CVSS v3.1

5.5

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions macOS versions prior to 11.6 macOS Catalina versions prior to Security Update 2021-005

Description A local user may be able to read arbitrary files as root due to insufficient checks. This issue was addressed with improved checks.

Recommendations For macOS Catalina, apply Security Update 2021-005 to resolve the issue. For macOS Big Sur, update to version 11.6 to resolve the issue. As a temporary workaround, consider restricting access to sensitive files until the issue is resolved.

Fix

Related Identifiers

CVE-2021-30828

Affected Products

Apple Macos

Macos Big Sur

Macos Catalina

References · 7

• https://nvd.nist.gov/vuln/detail/CVE-2021-30828 · Security Note
• https://support.apple.com/en-us/HT212804 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2021-30828 · Vendor Advisory
• https://support.apple.com/en-us/HT212805 · Vendor Advisory
• https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-30828 · Note
• https://t.me/cibsecurity/30788 · Telegram Post
• https://support.apple.com/en-us/103147 · Note