CVE-2021-1004
In getConfiguredNetworks of WifiServiceImpl.java, there is a possible way to determine whether an...
In getConfiguredNetworks of WifiServiceImpl.java, there is a possible way to determine whether an app is installed, without query permissions, due to a missing permission check. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-12Android ID: A-197749180
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 getConfiguredNetworks of WifiServiceImpl.java, there is a possible way to determine whether an app is installed, without query permissions, due to a missing permission check. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-12Android ID: A-197749180
- Record
CVE-2021-1004- 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 - Weakness
- CWE-862
- Updated
- 2026-11-02
CVE List No score
In getConfiguredNetworks of WifiServiceImpl.java, there is a possible way to determine whether an app is installed, without query permissions, due to a missing permission check. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-12Android ID: A-197749180
- Record
CVE-2021-1004- Updated
- 2026-11-02
EUVDEUVD-2021-6471 No score
In getConfiguredNetworks of WifiServiceImpl.java, there is a possible way to determine whether an app is installed, without query permissions, due to a missing permission check. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-12Android ID: A-197749180
- Record
EUVD-2021-6471- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-hq36-29fh-grcg
In getConfiguredNetworks of WifiServiceImpl.java, there is a possible way to determine whether an...
In getConfiguredNetworks of WifiServiceImpl.java, there is a possible way to determine whether an app is installed, without query permissions, due to a missing permission check. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-12Android ID: A-197749180
- Record
GHSA-hq36-29fh-grcg- 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-281
- Updated
- 2026-11-02
OSVPUB-A-197749180 No score
In getConfiguredNetworks of WifiServiceImpl.java, there is a possible way to determine whether an app is installed, without query permissions, due to a missing permission check. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.
- Record
PUB-A-197749180- Updated
- 2026-11-05
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
platform/packages/modules/WifiAndroid |
12:0 up to 12:2021-12-01, plus listed versions 12 |
12:2021-12-01 |
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-2021-1004 is a high vulnerability (CVSS 7.8) in Google Android, published December 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/packages/modules/Wifi 12:2021-12-01.