What is CVE-2021-39782?

CVE-2021-39782 is a high-severity vulnerability in Google Android, classified under Improper Privilege Management. CVSS score: 7.8/10. Published 2022-03-30.

How severe is CVE-2021-39782?

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

Privilege escalation in Google Android

CVE-2021-39782

In Telephony, there is a possible unauthorized modification of the PLMN SIM file 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-12LAndroid ID: A-202760015

Vulnerability class: Privilege Escalation

EPSS: 0.001 (0.9th 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 12.0
N/a Android — versions Android-12L

Weakness classification (CWE)

CWE-269 — Improper Privilege Management

References

security@android.com (x_refsource_MISC, Vendor Advisory)

Frequently asked questions

What is CVE-2021-39782?: CVE-2021-39782 is a high-severity vulnerability in Google Android, classified under Improper Privilege Management. CVSS score: 7.8/10. Published 2022-03-30.
How severe is CVE-2021-39782?: High severity. CVSS v3 base score is 7.8 out of 10.