What is CVE-2023-21290?

CVE-2023-21290 is a medium-severity vulnerability in Google Android, classified under Concurrent Execution using Shared Resource with Improper Synchronization (Race Condition). CVSS score: 5.5/10. Published 2023-08-14.

How severe is CVE-2023-21290?

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

Vulnerability in Google Android

CVE-2023-21290

In update of MmsProvider.java, there is a possible way to bypass file permission checks due to a race condition. This could lead to local denial of service with no additional execution privileges needed. User interaction is not needed for exploitation.

Vulnerability class: Race Condition

EPSS: 0.001 (0.0th 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 12, 11.0, 11

Weakness classification (CWE)

CWE-362 — Concurrent Execution using Shared Resource with Improper Synchronization (Race Condition)

References

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

Frequently asked questions

What is CVE-2023-21290?: CVE-2023-21290 is a medium-severity vulnerability in Google Android, classified under Concurrent Execution using Shared Resource with Improper Synchronization (Race Condition). CVSS score: 5.5/10. Published 2023-08-14.
How severe is CVE-2023-21290?: Medium severity. CVSS v3 base score is 5.5 out of 10.