9.3

CVE-2021-30883

Warning

A memory corruption issue was addressed with improved memory handling. This issue is fixed in iOS 15.0.2 and iPadOS 15.0.2, macOS Monterey 12.0.1, iOS 14.8.1 and iPadOS 14.8.1, tvOS 15.1, watchOS 8.1, macOS Big Sur 11.6.1. An application may be able to execute arbitrary code with kernel privileges. Apple is aware of a report that this issue may have been actively exploited..

Data is provided by the National Vulnerability Database (NVD)
Apple ≫ iPadOS Version < 14.8.1
Apple ≫ iPadOS Version >= 15.0 < 15.0.2
Apple ≫ iPhone OS Version < 14.8.1
Apple ≫ iPhone OS Version >= 15.0 < 15.0.2
Apple ≫ macOS Version >= 11.0 < 11.6.1
Apple ≫ macOS Version12.0
Apple ≫ tvOS Version < 15.1
Apple ≫ watchOS Version < 8.1

23.05.2022: CISA Known Exploited Vulnerabilities (KEV) Catalog

Apple Multiple Products Memory Corruption Vulnerability

Vulnerability

Apple iOS, macOS, watchOS, and tvOS contain a memory corruption vulnerability that could allow for remote code execution.

Description

Apply updates per vendor instructions.

Required actions
EPSS Metriken
Type Source Score Percentile
EPSS FIRST.org 0.53% 0.663
CVSS Metriken
Source Base Score Exploit Score Impact Score Vector string
nvd@nist.gov 7.8 1.8 5.9
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
nvd@nist.gov 9.3 8.6 10
AV:N/AC:M/Au:N/C:C/I:C/A:C
134c704f-9b21-4f2e-91b3-4a467353bcc0 7.8 1.8 5.9
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CWE-787 Out-of-bounds Write

The product writes data past the end, or before the beginning, of the intended buffer.