CVE-2021-0383
In done of CaptivePortalLoginActivity.java, there is a confused deputy. This could lead to local...
In done of CaptivePortalLoginActivity.java, there is a confused deputy. This could lead to local escalation of privilege in carrier settings with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11Android ID: A-160871056
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
What each source reports
NVD Score used
In done of CaptivePortalLoginActivity.java, there is a confused deputy. This could lead to local escalation of privilege in carrier settings with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11Android ID: A-160871056
- Record
CVE-2021-0383- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - CVSS 2.0
- 4.6 Medium
AV:L/AC:L/Au:N/C:P/I:P/A:P - Updated
- 2026-11-02
CVE List No score
In done of CaptivePortalLoginActivity.java, there is a confused deputy. This could lead to local escalation of privilege in carrier settings with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11Android ID: A-160871056
- Record
CVE-2021-0383- Updated
- 2026-11-02
EUVDEUVD-2021-3002 No score
In done of CaptivePortalLoginActivity.java, there is a confused deputy. This could lead to local escalation of privilege in carrier settings with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11Android ID: A-160871056
- Record
EUVD-2021-3002- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-9fm9-jv3h-4j6q
In done of CaptivePortalLoginActivity.java, there is a confused deputy. This could lead to local...
In done of CaptivePortalLoginActivity.java, there is a confused deputy. This could lead to local escalation of privilege in carrier settings with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11Android ID: A-160871056
- Record
GHSA-9fm9-jv3h-4j6q- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-269
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2021-0383 is a high vulnerability (CVSS 7.8) in Google Android, published March 10, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.14%, the 3rd percentile. No source names a fixed version.