PT-2021-18856 · Apple · Macos Big Sur+1

Ck01 + 1 · Published 2021-07-21 · Updated 2022-05-03 · CVE-2021-30772

Positive Technologies (AI Summary)

CVSS v2.0

9.3

High

Base vector

AV:N/AC:M/Au:N/C:C/I:C/A:C

Name of the Vulnerable Software and Affected Versions macOS Big Sur versions prior to 11.5

Description A malicious application may be able to gain root privileges due to this issue. The estimated number of potentially affected devices worldwide is not specified. This issue was addressed with improved checks.

Recommendations For versions prior to 11.5, update to macOS Big Sur 11.5 to resolve the issue. As a temporary workaround, consider restricting access to sensitive resources to minimize the risk of exploitation.

Fix

Related Identifiers

CVE-2021-30772

Affected Products

Apple Macos

Macos Big Sur

References · 8

• https://support.apple.com/kb/HT212603 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-30772 · Security Note
• https://osv.dev/vulnerability/CVE-2021-30772 · Vendor Advisory
• https://support.apple.com/kb/HT212600 · Vendor Advisory
• https://support.apple.com/en-us/HT212602 · Vendor Advisory
• https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-30772 · Note
• https://t.me/cibsecurity/28465 · Telegram Post
• https://support.apple.com/en-us/102849 · Note