CVE-2023-21103
In registerPhoneAccount of PhoneAccountRegistrar.java, uncaught exceptions in parsing persisted...
In registerPhoneAccount of PhoneAccountRegistrar.java, uncaught exceptions in parsing persisted user data could lead to local persistent denial of service with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11 Android-12 Android-12L Android-13Android ID: A-259064622
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
- None
- Integrity
- None
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
In registerPhoneAccount of PhoneAccountRegistrar.java, uncaught exceptions in parsing persisted user data could lead to local persistent denial of service with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11 Android-12 Android-12L Android-13Android ID: A-259064622
- Record
CVE-2023-21103- CVSS 3.1
- 5.5 Medium
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H - Weakness
- CWE-209
- Updated
- 2026-11-02
CVE List
In registerPhoneAccount of PhoneAccountRegistrar.java, uncaught exceptions in parsing persisted user data could lead to local persistent denial of service with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11 Android-12 Android-12L Android-13Android ID: A-259064622
- Record
CVE-2023-21103- CVSS 3.1
- 5.5 Medium
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H - Weakness
- CWE-209
- Updated
- 2026-11-02
EUVDEUVD-2023-25271
In registerPhoneAccount of PhoneAccountRegistrar.java, uncaught exceptions in parsing persisted user data could lead to local persistent denial of service with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11 Android-12 Android-12L Android-13Android ID: A-259064622
- Record
EUVD-2023-25271- CVSS 3.1
- 5.5 Medium
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-7p8r-xg5m-xgx8
In registerPhoneAccount of PhoneAccountRegistrar.java, uncaught exceptions in parsing persisted...
In registerPhoneAccount of PhoneAccountRegistrar.java, uncaught exceptions in parsing persisted user data could lead to local persistent denial of service with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11 Android-12 Android-12L Android-13Android ID: A-259064622
- Record
GHSA-7p8r-xg5m-xgx8- CVSS 3.1
- 5.5 Medium
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H - Weakness
- CWE-209
- Updated
- 2026-11-02
OSVASB-A-259064622 No score
In registerPhoneAccount of PhoneAccountRegistrar.java, uncaught exceptions in parsing persisted user data could lead to local persistent denial of service with no additional execution privileges needed. User interaction is not needed for exploitation.
- Record
ASB-A-259064622- Updated
- 2026-11-05
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
platform/frameworks/baseAndroid |
14-next:0 up to 14-next:2023-11-01, plus listed versions 14-next |
14-next:2023-11-01 |
platform/packages/services/TelecommAndroid |
14-next:0 up to 14-next:2023-11-01, plus listed versions 14-next |
14-next:2023-11-01 |
platform/frameworks/baseAndroid |
11:0 up to 11:2023-11-01, plus listed versions 11 |
11:2023-11-01 |
platform/packages/services/TelecommAndroid |
11:0 up to 11:2023-11-01, plus listed versions 11 |
11:2023-11-01 |
platform/frameworks/baseAndroid |
12:0 up to 12:2023-11-01, plus listed versions 12 |
12:2023-11-01 |
platform/packages/services/TelecommAndroid |
12:0 up to 12:2023-11-01, plus listed versions 12 |
12:2023-11-01 |
platform/frameworks/baseAndroid |
12L:0 up to 12L:2023-11-01, plus listed versions 12L |
12L:2023-11-01 |
platform/packages/services/TelecommAndroid |
12L:0 up to 12L:2023-11-01, plus listed versions 12L |
12L:2023-11-01 |
platform/frameworks/baseAndroid |
13:0 up to 13:2023-11-01, plus listed versions 13 |
13:2023-11-01 |
platform/packages/services/TelecommAndroid |
13:0 up to 13:2023-11-01, plus listed versions 13 |
13:2023-11-01 |
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-2023-21103 is a medium vulnerability (CVSS 5.5) in Google Android, published May 15, 2023. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.10%, the 0th percentile. Fixed in platform/frameworks/base 14-next:2023-11-01.
References
source.android.com/security/bulletin/2023-05-01
nvd.nist.gov/vuln/detail/CVE-2023-21103
github.com/advisories/GHSA-7p8r-xg5m-xgx8
android.googlesource.com/platform/packages/services/Telecomm/+/77e56baaab063bac6374e0ebe4f3941b91a1ae71