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CVE-2021-39668

In onActivityViewReady of DetailDialog.kt, there is a possible Intent Redirect due to a confused...

7.8 HighFix available

In onActivityViewReady of DetailDialog.kt, there is a possible Intent Redirect due to a confused deputy. This could lead to local escalation of privilege that allows actions performed as the System UI, with no additional execution privileges needed. User interaction is needed for exploitation.Product: AndroidVersions: Android-11 Android-12Android ID: A-193445603

Attack profile

How easy it is to exploit

Attack vector
Local
Complexity
Low
Privileges needed
None
User interaction
Required

What an attacker can affect

Confidentiality
High
Integrity
High
Availability
High

Exploit likelihood

0.13%Down 2.4 points since Feb 13, 2022
90%50%10%1%

What each source reports

NVD Score used 7.8

In onActivityViewReady of DetailDialog.kt, there is a possible Intent Redirect due to a confused deputy. This could lead to local escalation of privilege that allows actions performed as the System UI, with no additional execution privileges needed. User interaction is needed for exploitation.Product: AndroidVersions: Android-11 Android-12Android ID: A-193445603

Record
CVE-2021-39668
CVSS 3.1
7.8 HighCVSS:3.1/AV:L/AC:L/PR:N/UI:R/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 onActivityViewReady of DetailDialog.kt, there is a possible Intent Redirect due to a confused deputy. This could lead to local escalation of privilege that allows actions performed as the System UI, with no additional execution privileges needed. User interaction is needed for exploitation.Product: AndroidVersions: Android-11 Android-12Android ID: A-193445603

Record
CVE-2021-39668
Updated
2026-11-02
EUVDEUVD-2021-26025 No score

In onActivityViewReady of DetailDialog.kt, there is a possible Intent Redirect due to a confused deputy. This could lead to local escalation of privilege that allows actions performed as the System UI, with no additional execution privileges needed. User interaction is needed for exploitation.Product: AndroidVersions: Android-11 Android-12Android ID: A-193445603

Record
EUVD-2021-26025
Updated
2026-11-03
GitHub AdvisoriesGHSA-ghwh-v2p7-36x4 No score

In onActivityViewReady of DetailDialog.kt, there is a possible Intent Redirect due to a confused...

In onActivityViewReady of DetailDialog.kt, there is a possible Intent Redirect due to a confused deputy. This could lead to local escalation of privilege that allows actions performed as the System UI, with no additional execution privileges needed. User interaction is needed for exploitation.Product: AndroidVersions: Android-11 Android-12Android ID: A-193445603

Record
GHSA-ghwh-v2p7-36x4
Weakness
CWE-610
Updated
2026-11-02
OSVASB-A-193445603 No score

In onActivityViewReady of DetailDialog.kt, there is a possible Intent Redirect due to a confused deputy. This could lead to local escalation of privilege that allows actions performed as the System UI, with no additional execution privileges needed. User interaction is needed for exploitation.

Record
ASB-A-193445603
Updated
2026-11-05

Affected products

Affected packages

Affected packages
PackageAffectedFixed
platform/frameworks/base
Android
11:0 up to 11:2022-02-01, plus listed versions
11
11:2022-02-01
platform/frameworks/base
Android
12:0 up to 12:2022-02-01, plus listed versions
12
12:2022-02-01

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-2021-39668 is a high vulnerability (CVSS 7.8) in Google Android, published February 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/frameworks/base 11:2022-02-01.

References

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