What is CVE-2021-39773?

CVE-2021-39773 is a medium-severity vulnerability in Google Android, classified under Observable Discrepancy. CVSS score: 5.5/10. Published 2022-03-30.

How severe is CVE-2021-39773?

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

Vulnerability in Google Android

CVE-2021-39773

In VpnManagerService, there is a possible disclosure of installed VPN packages due to side channel information disclosure. This could lead to local information disclosure with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-12LAndroid ID: A-191276656

EPSS: 0.001 (1.2th 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:H/I:N/A:N.

Affected products

Google Android — versions 12.0
N/a Android — versions Android-12L

Weakness classification (CWE)

CWE-203 — Observable Discrepancy

References

security@android.com (x_refsource_MISC, Vendor Advisory)

Frequently asked questions

What is CVE-2021-39773?: CVE-2021-39773 is a medium-severity vulnerability in Google Android, classified under Observable Discrepancy. CVSS score: 5.5/10. Published 2022-03-30.
How severe is CVE-2021-39773?: Medium severity. CVSS v3 base score is 5.5 out of 10.