CVE-2021-30820

Reference Links

• https://support.apple.com/en-us/HT212807 (Advisory)

Parent vulnerabilities

(Appears in the following advisories)

• HT212807

Peer vulnerabilities

(Found alongside the following vulnerabilities)

• CVE-2021-30838
• CVE-2021-30820
• CVE-2021-30905
• CVE-2021-30834
• CVE-2021-30928
• CVE-2021-30860
• CVE-2021-30864
• CVE-2021-31010
• CVE-2021-30841
• CVE-2021-30843
• CVE-2021-30842
• CVE-2021-30852
• CVE-2021-30847
• CVE-2021-30857
• CVE-2021-30859
• CVE-2013-0340
• CVE-2021-30855
• CVE-2021-30826
• CVE-2021-30818
• CVE-2021-30823
• CVE-2021-30836
• CVE-2021-30858
• CVE-2021-30848
• CVE-2021-30849
• CVE-2021-30846

Frequently Asked Questions

• What is CVE-2021-30820?

  CVE-2021-30820 is a logic issue in the Bluetooth implementation in iOS and iPadOS that has been addressed with improved state management.

• What software is affected by CVE-2021-30820?

  iOS and iPadOS versions up to but excluding 14.8 are affected by CVE-2021-30820.

• How can I fix CVE-2021-30820?

  To fix CVE-2021-30820, update your iOS or iPadOS device to version 14.8 or higher.

• Who is the vendor of the affected software for CVE-2021-30820?

  The vendor of the affected software for CVE-2021-30820 is Apple.

• Where can I find more information about CVE-2021-30820?

  You can find more information about CVE-2021-30820 in the following link: [Apple Support - HT212807](https://support.apple.com/en-us/HT212807)