What is CVE-2023-21499?

CVE-2023-21499 is a high-severity vulnerability in Samsung Android, classified under Out-of-bounds Write. CVSS score: 8.2/10. Published 2023-05-04.

How severe is CVE-2023-21499?

High severity. CVSS v3 base score is 8.2 out of 10.

Buffer overflow in Samsung Android

CVE-2023-21499

Out-of-bounds write vulnerability in TA_Communication_mpos_encrypt_pin in mPOS TUI trustlet prior to SMR May-2023 Release 1 allows local attackers to execute arbitrary code.

Vulnerability class: Buffer Overflow

EPSS: 0.002 (8.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.2 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H.

Affected products

Samsung Android — versions 13.0
Samsung Mobile Devices — versions Select Android 13 devices

Weakness classification (CWE)

CWE-787 — Out-of-bounds Write

References

mobile.security@samsung.com (Vendor Advisory)

Frequently asked questions

What is CVE-2023-21499?: CVE-2023-21499 is a high-severity vulnerability in Samsung Android, classified under Out-of-bounds Write. CVSS score: 8.2/10. Published 2023-05-04.
How severe is CVE-2023-21499?: High severity. CVSS v3 base score is 8.2 out of 10.