What is CVE-2024-46921?

CVE-2024-46921 is a medium-severity vulnerability in Samsung Exynos 1080, classified under Allocation of Resources Without Limits or Throttling. CVSS score: 6.5/10. Published 2025-01-13.

How severe is CVE-2024-46921?

Medium severity. CVSS v3 base score is 6.5 out of 10.

Resource exhaustion in Samsung Exynos 1080

CVE-2024-46921

An issue was discovered in Samsung Mobile Processor and Modem Exynos 9820, 9825, 980, 990, 1080, 2100, 1280, 2200, 1330, 1380, 1480, 2400, 9110, W1000, Modem 5123, Modem 5300, Modem 5400. UE does not limit the number of attempts for the RRC Setup procedure in the 5G SA, leading to a denial of service (battery-drain attack).

Published 2025-01-13 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.003 (20.2th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 20th percentile — 20.2% 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-770 — Allocation of Resources Without Limits or Throttling

References

semiconductor.samsung.com/support/quality-support/product-security-updates/ (Vendor Advisory)
semiconductor.samsung.com/support/quality-support/product-security-updates/cve-… (Vendor Advisory)
134c704f-9b21-4f2e-91b3-4a467353bcc0 (Product)

Frequently asked questions

What is CVE-2024-46921?: CVE-2024-46921 is a medium-severity vulnerability in Samsung Exynos 1080, classified under Allocation of Resources Without Limits or Throttling. CVSS score: 6.5/10. Published 2025-01-13.
How severe is CVE-2024-46921?: Medium severity. CVSS v3 base score is 6.5 out of 10.