PT-2021-18857 · Apple · Ios+4

Yizhuo Wang · Published 2021-07-21 · Updated 2022-02-11 · CVE-2021-30774

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 iOS versions prior to 14.7 macOS Big Sur versions prior to 11.5 watchOS versions prior to 7.6 tvOS versions prior to 14.7

Description A logic issue was addressed with improved validation, which could allow a malicious application to gain root privileges.

Recommendations For iOS versions prior to 14.7, update to iOS 14.7 or later. For macOS Big Sur versions prior to 11.5, update to macOS Big Sur 11.5 or later. For watchOS versions prior to 7.6, update to watchOS 7.6 or later. For tvOS versions prior to 14.7, update to tvOS 14.7 or later.

Fix

Related Identifiers

CVE-2021-30774

Affected Products

Apple Macos

Ios

Macos Big Sur

Tvos

Watchos

References · 9

• https://support.apple.com/en-us/HT212601 · Vendor Advisory
• https://support.apple.com/en-us/HT212605 · Vendor Advisory
• https://support.apple.com/en-us/HT212602 · Vendor Advisory
• https://support.apple.com/kb/HT212600 · Vendor Advisory
• https://support.apple.com/en-us/HT212604 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2021-30774 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-30774 · Security Note
• https://support.apple.com/en-us/102849 · Note
• https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-30774 · Note