What is CVE-2024-28067?

CVE-2024-28067 is a medium-severity vulnerability in Samsung Exynos Modem 5300, classified under Improper Certificate Validation. CVSS score: 5.3/10. Published 2024-07-09.

How severe is CVE-2024-28067?

Medium severity. CVSS v3 base score is 5.3 out of 10.

Vulnerability in Samsung Exynos Modem 5300

CVE-2024-28067

A vulnerability in Samsung Exynos Modem 5300 allows a Man-in-the-Middle (MITM) attacker to downgrade the security mode of packets going to the victim, enabling the attacker to send messages to the victim in plaintext.

Vulnerability class: Improper Certificate Validation

Published 2024-07-09 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N.

EPSS exploit prediction

EPSS: 0.003 (14.8th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 15th percentile — 14.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000

Affected products

Weakness classification (CWE)

CWE-295 — Improper Certificate Validation

References

semiconductor.samsung.com/support/quality-support/product-security-updates/ (Vendor Advisory)
semiconductor.samsung.com/support/quality-support/product-security-updates/cve-… (Vendor Advisory)

Frequently asked questions

What is CVE-2024-28067?: CVE-2024-28067 is a medium-severity vulnerability in Samsung Exynos Modem 5300, classified under Improper Certificate Validation. CVSS score: 5.3/10. Published 2024-07-09.
How severe is CVE-2024-28067?: Medium severity. CVSS v3 base score is 5.3 out of 10.