CVE-2021-0538
In onCreate of EmergencyCallbackModeExitDialog.java, there is a possible exit of emergency...
In onCreate of EmergencyCallbackModeExitDialog.java, there is a possible exit of emergency callback mode due to a tapjacking/overlay attack. This could lead to local escalation of privilege with User execution privileges needed. User interaction is needed for exploitation.Product: AndroidVersions: Android-11Android ID: A-178821491
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- Required
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
In onCreate of EmergencyCallbackModeExitDialog.java, there is a possible exit of emergency callback mode due to a tapjacking/overlay attack. This could lead to local escalation of privilege with User execution privileges needed. User interaction is needed for exploitation.Product: AndroidVersions: Android-11Android ID: A-178821491
- Record
CVE-2021-0538- CVSS 3.1
- 7.3 High
CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H - CVSS 2.0
- 4.4 Medium
AV:L/AC:M/Au:N/C:P/I:P/A:P - Weakness
- CWE-1021
- Updated
- 2026-11-02
CVE List No score
In onCreate of EmergencyCallbackModeExitDialog.java, there is a possible exit of emergency callback mode due to a tapjacking/overlay attack. This could lead to local escalation of privilege with User execution privileges needed. User interaction is needed for exploitation.Product: AndroidVersions: Android-11Android ID: A-178821491
- Record
CVE-2021-0538- Updated
- 2026-11-02
EUVDEUVD-2021-3157 No score
In onCreate of EmergencyCallbackModeExitDialog.java, there is a possible exit of emergency callback mode due to a tapjacking/overlay attack. This could lead to local escalation of privilege with User execution privileges needed. User interaction is needed for exploitation.Product: AndroidVersions: Android-11Android ID: A-178821491
- Record
EUVD-2021-3157- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-hr9w-xmr5-649g No score
In onCreate of EmergencyCallbackModeExitDialog.java, there is a possible exit of emergency...
In onCreate of EmergencyCallbackModeExitDialog.java, there is a possible exit of emergency callback mode due to a tapjacking/overlay attack. This could lead to local escalation of privilege with User execution privileges needed. User interaction is needed for exploitation.Product: AndroidVersions: Android-11Android ID: A-178821491
- Record
GHSA-hr9w-xmr5-649g- Weakness
- CWE-1021
- Updated
- 2026-11-02
OSVPUB-A-178821491 No score
In onCreate of EmergencyCallbackModeExitDialog.java, there is a possible exit of emergency callback mode due to a tapjacking/overlay attack. This could lead to local escalation of privilege with User execution privileges needed. User interaction is needed for exploitation.
- Record
PUB-A-178821491- Updated
- 2026-11-05
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
platform/frameworks/baseAndroid |
11:0 up to 11:2021-06-01, plus listed versions 11 |
11:2021-06-01 |
platform/frameworks/opt/telephonyAndroid |
11:0 up to 11:2021-06-01, plus listed versions 11 |
11:2021-06-01 |
platform/packages/services/TelephonyAndroid |
11:0 up to 11:2021-06-01, plus listed versions 11 |
11:2021-06-01 |
History
| Recorded | Changed | Sources |
|---|---|---|
| facts | OSV | |
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2021-0538 is a high vulnerability (CVSS 7.3) in Google Android, published June 1, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.11%, the 1st percentile. Fixed in platform/frameworks/base 11:2021-06-01.
References
source.android.com/security/bulletin/pixel/2021-06-01
nvd.nist.gov/vuln/detail/CVE-2021-0538
github.com/advisories/GHSA-hr9w-xmr5-649g
android.googlesource.com/platform/frameworks/base/+/fa32d0365fae914bae1bd213ad3d4ea0e217bbef