PT-2021-18842 · Apple · Ios+2

George Nosenko · Published 2021-07-21 · Updated 2022-02-11 · CVE-2021-30748

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

Description A memory corruption issue was addressed with improved state management, allowing an application to potentially execute arbitrary code with kernel privileges.

Recommendations For iOS versions prior to 14.7, update to iOS 14.7 or later to resolve the issue. For macOS Big Sur versions prior to 11.5, update to macOS Big Sur 11.5 or later to resolve the issue.

Fix

Memory Corruption

Weakness Enumeration

CWE-787

Related Identifiers

CVE-2021-30748

Affected Products

Apple Macos

Ios

Macos Big Sur

References · 8

• https://osv.dev/vulnerability/CVE-2021-30748 · Vendor Advisory
• https://support.apple.com/en-us/HT212601 · Vendor Advisory
• https://support.apple.com/kb/HT212604 · Vendor Advisory
• https://support.apple.com/en-us/HT212602 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-30748 · Security Note
• https://t.me/cibsecurity/28482 · Telegram Post
• https://support.apple.com/en-us/102849 · Note
• https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-30748 · Note