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CVE-2021-39707

In onReceive of AppRestrictionsFragment.java, there is a possible way to start a phone call...

7.8 HighFix available

In onReceive of AppRestrictionsFragment.java, there is a possible way to start a phone call without permissions due to a confused deputy. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-10 Android-11 Android-12Android ID: A-200688991

Attack profile

How easy it is to exploit

Attack vector
Local
Complexity
Low
Privileges needed
Low
User interaction
None

What an attacker can affect

Confidentiality
High
Integrity
High
Availability
High

Exploit likelihood

0.13%Down 2.4 points since Mar 17, 2022
90%50%10%1%

What each source reports

NVD Score used 7.8

In onReceive of AppRestrictionsFragment.java, there is a possible way to start a phone call without permissions due to a confused deputy. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-10 Android-11 Android-12Android ID: A-200688991

Record
CVE-2021-39707
CVSS 3.1
7.8 HighCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS 2.0
7.2 HighAV:L/AC:L/Au:N/C:C/I:C/A:C
Weakness
CWE-610
Updated
2026-11-02
CVE List No score

In onReceive of AppRestrictionsFragment.java, there is a possible way to start a phone call without permissions due to a confused deputy. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-10 Android-11 Android-12Android ID: A-200688991

Record
CVE-2021-39707
Updated
2026-11-02
EUVDEUVD-2021-26064 No score

In onReceive of AppRestrictionsFragment.java, there is a possible way to start a phone call without permissions due to a confused deputy. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-10 Android-11 Android-12Android ID: A-200688991

Record
EUVD-2021-26064
Updated
2026-11-03
GitHub AdvisoriesGHSA-q449-hrh8-g839 7.8

In onReceive of AppRestrictionsFragment.java, there is a possible way to start a phone call...

In onReceive of AppRestrictionsFragment.java, there is a possible way to start a phone call without permissions due to a confused deputy. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-10 Android-11 Android-12Android ID: A-200688991

Record
GHSA-q449-hrh8-g839
CVSS 3.1
7.8 HighCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Weakness
CWE-610
Updated
2026-11-02
OSVASB-A-200688991 No score

In onReceive of AppRestrictionsFragment.java, there is a possible way to start a phone call without permissions due to a confused deputy. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.

Record
ASB-A-200688991
Updated
2026-11-10

Affected products

Affected packages

Affected packages
PackageAffectedFixed
platform/packages/apps/Settings
Android
10:0 up to 10:2022-03-01, plus listed versions
10
10:2022-03-01
platform/packages/apps/Settings
Android
11:0 up to 11:2022-03-01, plus listed versions
11
11:2022-03-01
platform/packages/apps/Settings
Android
12:0 up to 12:2022-03-01, plus listed versions
12
12:2022-03-01
platform/packages/apps/Settings
Android
12L:0 up to 12L:2022-03-01, plus listed versions
12L
12L:2022-03-01

History

History
RecordedChangedSources
factsOSV
aliasesEUVD
first indexedCVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2021-39707 is a high vulnerability (CVSS 7.8) in Google Android, published March 1, 2022. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.13%, the 2nd percentile. Fixed in platform/packages/apps/Settings 10:2022-03-01.

References

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