What is CVE-2023-42533?

CVE-2023-42533 is a medium-severity vulnerability in Samsung Android, classified under CWE-20 IMPROPER INPUT VALIDATION. CVSS score: 6.6/10. Published 2023-11-07.

How severe is CVE-2023-42533?

Medium severity. CVSS v3 base score is 6.6 out of 10.

Vulnerability in Samsung Android

CVE-2023-42533

Improper Input Validation with USB Gadget Interface prior to SMR Nov-2023 Release 1 allows a physical attacker to execute arbitrary code in Kernel.

Published 2023-11-07 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.6 (Medium). Vector: CVSS:3.1/AV:P/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.004 (28.9th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 29th percentile — 28.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000

Affected products

Samsung Android — versions 12.0, 13.0
Samsung Mobile Devices — versions SMR Nov-2023 Release in Android 12, 13

References

security.samsungmobile.com/securityUpdate.smsb (Vendor Advisory)

Frequently asked questions

What is CVE-2023-42533?: CVE-2023-42533 is a medium-severity vulnerability in Samsung Android, classified under CWE-20 IMPROPER INPUT VALIDATION. CVSS score: 6.6/10. Published 2023-11-07.
How severe is CVE-2023-42533?: Medium severity. CVSS v3 base score is 6.6 out of 10.