CVE-2021-1833: High severity apple ios and ipados vulnerability

Q: What is CVE-2021-1833?

CVE-2021-1833 is a vulnerability in MobileAccessoryUpdater that allows attackers to execute arbitrary code with system privileges.

Q: Is my iOS device affected by CVE-2021-1833?

If your iOS device is running version up to 14.5, it is affected by CVE-2021-1833.

Q: Is my iPadOS device affected by CVE-2021-1833?

If your iPadOS device is running version up to 14.5, it is affected by CVE-2021-1833.

Q: How was CVE-2021-1833 addressed?

CVE-2021-1833 was addressed with improved checks.

Q: Where can I find more information about CVE-2021-1833?

You can find more information about CVE-2021-1833 at the following reference link: [Apple Support](https://support.apple.com/en-us/HT212317).

Published Apr 26, 2021

Updated

MobileAccessoryUpdater. This issue was addressed with improved checks.

Other sources

This issue was addressed with improved checks. This issue is fixed in iOS 14.5 and iPadOS 14.5. An application may be able to gain elevated privileges.

Credit

Cees Elzinga

Affected Software

4 affected componentsFixes available

Apple iOS and iPadOS<14.5

14.5

Apple iOS, iPadOS, and macOS<14.5

14.5

Apple iOS, iPadOS, and macOS<14.5

iPhone OS<14.5

Event History

Sep 8, 2021

CVE Published

via MITRE·02:43 PM

Data Sourced

via MITRE·02:43 PM

DescriptionWeakness

Parent advisories

This vulnerability appears in the following advisories.

HT212317

Peer vulnerabilities

Found alongside the following vulnerabilities.

Frequently Asked Questions

What is CVE-2021-1833?

CVE-2021-1833 is a vulnerability in MobileAccessoryUpdater that allows attackers to execute arbitrary code with system privileges.

Is my iOS device affected by CVE-2021-1833?