CVE-2023-21267
In doKeyguardLocked of KeyguardViewMediator.java, there is a possible way to bypass lockdown mode...
In multiple functions of KeyguardViewMediator.java, there is a possible way to bypass lockdown mode with screen pinning due to a logic error in the code. This could lead to local information disclosure with no additional execution privileges needed. User interaction is not needed for exploitation.
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
- None
- Availability
- None
Exploit likelihood
What each source reports
NVD Score used
In multiple functions of KeyguardViewMediator.java, there is a possible way to bypass lockdown mode with screen pinning due to a logic error in the code. This could lead to local information disclosure with no additional execution privileges needed. User interaction is not needed for exploitation.
- Record
CVE-2023-21267- CVSS 3.1
- 5.5 Medium
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N - Weakness
- CWE-200
- Updated
- 2026-11-02
CVE List No score
In multiple functions of KeyguardViewMediator.java, there is a possible way to bypass lockdown mode with screen pinning due to a logic error in the code. This could lead to local information disclosure with no additional execution privileges needed. User interaction is not needed for exploitation.
- Record
CVE-2023-21267- Weakness
- CWE-200
- Updated
- 2026-11-02
EUVDEUVD-2023-25435
In multiple functions of KeyguardViewMediator.java, there is a possible way to bypass lockdown mode with screen pinning due to a logic error in the code. This could lead to local information disclosure with no additional execution privileges needed. User interaction is not needed for exploitation.
- Record
EUVD-2023-25435- CVSS
- 0.0 None
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-9ww7-xcfq-fwj7
In doKeyguardLocked of KeyguardViewMediator.java, there is a possible way to bypass lockdown mode...
In doKeyguardLocked of KeyguardViewMediator.java, there is a possible way to bypass lockdown mode with screen pinning due to a logic error in the code. This could lead to local information disclosure with no additional execution privileges needed. User interaction is not needed for exploitation.
- Record
GHSA-9ww7-xcfq-fwj7- CVSS 3.1
- 5.5 Medium
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N - Weakness
- CWE-200
- Updated
- 2026-11-02
OSVASB-A-218495634 No score
In multiple functions of KeyguardViewMediator.java, there is a possible way to bypass lockdown mode with screen pinning due to a logic error in the code. This could lead to local information disclosure with no additional execution privileges needed. User interaction is not needed for exploitation.
- Record
ASB-A-218495634- Updated
- 2026-11-09
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
platform/frameworks/baseAndroid |
14-next:0 up to 14-next:2024-04-01, plus listed versions 14-next |
14-next:2024-04-01 |
platform/frameworks/baseAndroid |
12:0 up to 12:2024-04-01, plus listed versions 12 |
12:2024-04-01 |
platform/frameworks/baseAndroid |
12L:0 up to 12L:2024-04-01, plus listed versions 12L |
12L:2024-04-01 |
platform/frameworks/baseAndroid |
13:0 up to 13:2024-04-01, plus listed versions 13 |
13:2024-04-01 |
platform/frameworks/baseAndroid |
14:0 up to 14:2024-04-01, plus listed versions 14 |
14:2024-04-01 |
History
| Recorded | Changed | Sources |
|---|---|---|
| facts | OSV | |
| aliases, published | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2023-21267 is a medium vulnerability (CVSS 5.5) in Google Android, published August 14, 2023. 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 14-next:2024-04-01.
References
android.googlesource.com/platform/frameworks/base/+/cecddcd865f72d76f7aacb1cf4479365847299f9
source.android.com/security/bulletin/2024-04-01
nvd.nist.gov/vuln/detail/CVE-2023-21267
github.com/advisories/GHSA-9ww7-xcfq-fwj7