What is CVE-2023-42552?

CVE-2023-42552 is a medium-severity vulnerability in Samsung Android, classified under CWE-927 : USE OF IMPLICIT INTENT FOR SENSITIVE COMMUNICATION. CVSS score: 4.4/10. Published 2023-11-07.

How severe is CVE-2023-42552?

Medium severity. CVSS v3 base score is 4.4 out of 10.

Vulnerability in Samsung Android

CVE-2023-42552

Implicit intent hijacking vulnerability in Firewall application prior to versions 12.1.00.24 in Android 11, 13.1.00.16 in Android 12 and 14.1.00.7 in Android 13 allows 3rd party application to tamper the database of Firewall.

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

CVSS v3 metric

CVSS v3 base score 4.4 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:L.

EPSS exploit prediction

EPSS: 0.002 (9.5th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 10th percentile — 9.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: 0.000

Affected products

Samsung Android — versions 11.0, 12.0, 13.0
Samsung Firewall
Samsung Mobile Firewall — versions 12.1.00.24 in Android 11, 13.1.00.16 in Android 12 and 14.1.00.7 in Android 13

References

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

Frequently asked questions

What is CVE-2023-42552?: CVE-2023-42552 is a medium-severity vulnerability in Samsung Android, classified under CWE-927 : USE OF IMPLICIT INTENT FOR SENSITIVE COMMUNICATION. CVSS score: 4.4/10. Published 2023-11-07.
How severe is CVE-2023-42552?: Medium severity. CVSS v3 base score is 4.4 out of 10.