What is CVE-2023-21397?

CVE-2023-21397 is a high-severity vulnerability in Google Android, classified under Improper Privilege Management. CVSS score: 7.8/10. Published 2023-10-30.

How severe is CVE-2023-21397?

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

Is CVE-2023-21397 known to be exploited?

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

Privilege escalation in Google Android

CVE-2023-21397

In Setup Wizard, there is a possible way to save a WiFi network due to an insecure default value. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.

Vulnerability class: Privilege Escalation

EPSS: 0.001 (1.0th 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 14

Weakness classification (CWE)

CWE-269 — Improper Privilege Management

Public proof-of-concept exploits

fkie-cad/nvd-json-data-feeds

References

security@android.com (Release Notes, Vendor Advisory)

Frequently asked questions

What is CVE-2023-21397?: CVE-2023-21397 is a high-severity vulnerability in Google Android, classified under Improper Privilege Management. CVSS score: 7.8/10. Published 2023-10-30.
How severe is CVE-2023-21397?: High severity. CVSS v3 base score is 7.8 out of 10.
Is CVE-2023-21397 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.