CVE-2021-39626 — HIGH (7.8)

Vulnerability Description

In onAttach of ConnectedDeviceDashboardFragment.java, there is a possible permission bypass due to a confused deputy. This could lead to local escalation of privilege in Bluetooth settings with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-10 Android-11 Android-12 Android-9Android ID: A-194695497

CVSS Score

7.8

HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Google	Android	9.0

Related Weaknesses (CWE)

CWE-610

References

https://source.android.com/security/bulletin/2022-01-01Vendor Advisory
https://source.android.com/security/bulletin/2022-01-01Vendor Advisory

FAQ

What is CVE-2021-39626?

CVE-2021-39626 is a vulnerability with a CVSS score of 7.8 (HIGH). In onAttach of ConnectedDeviceDashboardFragment.java, there is a possible permission bypass due to a confused deputy. This could lead to local escalation of privilege in Bluetooth settings with no add...

How severe is CVE-2021-39626?

CVE-2021-39626 has been rated HIGH with a CVSS base score of 7.8/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2021-39626?

Check the references section above for vendor advisories and patch information. Affected products include: Google Android.