What is the severity of CVE-2021-0319?

CVE-2021-0319 is classified as a high severity vulnerability due to its potential for local privilege escalation.

How do I fix CVE-2021-0319?

To fix CVE-2021-0319, ensure you update your Android device to the latest security patch provided by Google.

What versions of Android are affected by CVE-2021-0319?

CVE-2021-0319 affects Android versions 8.0, 8.1, 9.0, 10.0, and 11.0.

What type of vulnerability is CVE-2021-0319?

CVE-2021-0319 is a permissions bypass vulnerability related to accessing Bluetooth MAC addresses.

Who is affected by CVE-2021-0319?

Users of affected Android devices may be vulnerable to local escalation of privilege without proper permissions.

Vulnerability/
CVE-2021-0319

high

7.3

CWE

863

4/1/2021

11/1/2021

3/8/2024

CVE-2021-0319

First published: Mon Jan 04 2021(Updated: )

In checkCallerIsSystemOr of CompanionDeviceManagerService.java, there is a possible way to get a nearby Bluetooth device's MAC address without appropriate permissions due to a permissions bypass. This could lead to local escalation of privilege that grants access to nearby MAC addresses, with User execution privileges needed. User interaction is needed for exploitation. Product: Android; Versions: Android-8.0, Android-8.1, Android-9, Android-10, Android-11; Android ID: A-167244818.

Credit: security@android.com

Affected Software	Affected Version	How to fix
Android
Android	=8.0
Android	=8.1
Android	=9.0
Android	=10.0
Android	=11.0

Remedy

https://source.android.com/security/bulletin/2021-01-01

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Reference Links

Frequently Asked Questions

What is the severity of CVE-2021-0319?
CVE-2021-0319 is classified as a high severity vulnerability due to its potential for local privilege escalation.
How do I fix CVE-2021-0319?
To fix CVE-2021-0319, ensure you update your Android device to the latest security patch provided by Google.
What versions of Android are affected by CVE-2021-0319?
CVE-2021-0319 affects Android versions 8.0, 8.1, 9.0, 10.0, and 11.0.
What type of vulnerability is CVE-2021-0319?
CVE-2021-0319 is a permissions bypass vulnerability related to accessing Bluetooth MAC addresses.
Who is affected by CVE-2021-0319?
Users of affected Android devices may be vulnerable to local escalation of privilege without proper permissions.

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collector/android-source
source/Android
agent/software-canonical-lookup
agent/software-canonical-lookup-request
collector/nvd-index
vendor/google
canonical/android
version/android/8.0
version/android/8.1
version/android/9.0
version/android/10.0
version/android/11.0

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