What is CVE-2023-21103?

CVE-2023-21103 is a medium-severity vulnerability in Google Android, classified under Generation of Error Message Containing Sensitive Information. CVSS score: 5.5/10. Published 2023-05-15.

How severe is CVE-2023-21103?

Medium severity. CVSS v3 base score is 5.5 out of 10.

Is CVE-2023-21103 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Information disclosure in Google Android

CVE-2023-21103

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

EPSS: 0.001 (0.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.

Affected products

Google Android — versions 11.0, 12.0, 12.1
N/a Android — versions Android-11 Android-12 Android-12L Android-13

Weakness classification (CWE)

CWE-209 — Generation of Error Message Containing Sensitive Information

Public proof-of-concept exploits

Moonshieldgru/Moonshieldgru

References

security@android.com (Patch, Vendor Advisory)

Frequently asked questions

What is CVE-2023-21103?: CVE-2023-21103 is a medium-severity vulnerability in Google Android, classified under Generation of Error Message Containing Sensitive Information. CVSS score: 5.5/10. Published 2023-05-15.
How severe is CVE-2023-21103?: Medium severity. CVSS v3 base score is 5.5 out of 10.
Is CVE-2023-21103 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.