What is CVE-2021-0970?

CVE-2021-0970 is a high-severity vulnerability in Google Android, classified under Deserialization of Untrusted Data. CVSS score: 7.8/10. Published 2021-12-15.

How severe is CVE-2021-0970?

High severity. CVSS v3 base score is 7.8 out of 10.

Deserialization in Google Android

CVE-2021-0970

In createFromParcel of GpsNavigationMessage.java, there is a possible Parcel serialization/deserialization mismatch. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-10 Android-11 Android-12 Android-9Android ID: A-196970023

Vulnerability class: Insecure Deserialization

EPSS: 0.002 (10.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Google Android — versions 9.0, 10.0, 11.0
N/a Android — versions Android-10 Android-11 Android-12 Android-9

Weakness classification (CWE)

CWE-502 — Deserialization of Untrusted Data

References

security@android.com (Patch, x_refsource_MISC, Vendor Advisory)

Frequently asked questions

What is CVE-2021-0970?: CVE-2021-0970 is a high-severity vulnerability in Google Android, classified under Deserialization of Untrusted Data. CVSS score: 7.8/10. Published 2021-12-15.
How severe is CVE-2021-0970?: High severity. CVSS v3 base score is 7.8 out of 10.