This is a critical vulnerability, and it is recommended not to install iOS or macOS updates released by third parties without verifying that they are not harmful. You can protect yourself against root exploits and other security threats by following security best practices, such as Keeping software up to date. In addition to kernel bugs, there were several other security issues fixed in iOS and macOS. Many of these issues could be exploited by attackers to install malware on your device. These issues include: An issue where the password of an unlocked device was known to an attacker due to lack of encryption of the password. An issue where a malicious application could access information about the operating system. An issue where the file permissions were incorrect for a critical system file. An issue where the permissions for a critical system file were incorrect. An issue where the length of memory could be exceeded. An issue where the SUID permission was not set for a critical system file. An issue where a malicious application could escalate privileges in a way that bypasses code signing. An an issue where an application could decompile its own code. An an issue where the application could access restricted memory. An an issue where an application could obtain kernel addresses. An an issue where an application could access kernel data. An an issue where a malicious application could access kernel facilities

CVE-2023-42831

This is a minor vulnerability and it is recommended to install the Apple security update.

What to do if you are affected by CVE-2022-42830?

If you are affected by this vulnerability, Apple has released several security upgrades. You can protect your device by installing the following software updates:
- iOS 11.2, macOS 10.13.2 and later versions
- Xcode 9.3 and later versions

How could an attacker exploit this vulnerability?

An attacker could exploit this vulnerability by gaining root privileges in order to gain control of the device and install malware.

Timeline

Published on: 11/01/2022 20:15:00 UTC
Last modified on: 11/04/2022 02:51:00 UTC

References