6.5
MEDIUM
CVE-2024-46921
Samsung Exynos Denial of Service (Battery-Drain) Vulnerability
Description

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).

INFO

Published Date :

Jan. 13, 2025, 7:15 p.m.

Last Modified :

June 20, 2025, 4:01 p.m.

Remotely Exploitable :

No

Impact Score :

3.6

Exploitability Score :

2.8
Affected Products

The following products are affected by CVE-2024-46921 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Samsung exynos_9820_firmware
2 Samsung exynos_980_firmware
3 Samsung exynos_1080_firmware
4 Samsung exynos_2100_firmware
5 Samsung exynos_2200_firmware
6 Samsung exynos_1280_firmware
7 Samsung exynos_1380_firmware
8 Samsung exynos_1330_firmware
9 Samsung exynos_modem_5123_firmware
10 Samsung exynos_modem_5300_firmware
11 Samsung exynos_9110_firmware
12 Samsung exynos_980
13 Samsung exynos_990_firmware
14 Samsung exynos_990
15 Samsung exynos_1080
16 Samsung exynos_2100
17 Samsung exynos_2200
18 Samsung exynos_1280
19 Samsung exynos_1380
20 Samsung exynos_1330
21 Samsung exynos_2400_firmware
22 Samsung exynos_2400
23 Samsung exynos_9110
24 Samsung exynos_modem_5123
25 Samsung exynos_modem_5300
26 Samsung exynos_9820
27 Samsung exynos_9825_firmware
28 Samsung exynos_9825
29 Samsung exynos_1480_firmware
30 Samsung exynos_1480
31 Samsung exynos_w1000_firmware
32 Samsung exynos_w1000
33 Samsung exynos_modem_5400_firmware
34 Samsung exynos_modem_5400
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2024-46921.

URL Resource
https://semiconductor.samsung.com/support/quality-support/product-security-updates/ Vendor Advisory
https://semiconductor.samsung.com/support/quality-support/product-security-updates/cve-2024-46921/ Vendor Advisory
https://github.com/asset-group/5ghoul-5g-nr-attacks/tree/master Product

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2024-46921 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2024-46921 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • Initial Analysis by [email protected]

    Jun. 20, 2025

    Action Type Old Value New Value
    Added CPE Configuration AND OR *cpe:2.3:o:samsung:exynos_1080_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:samsung:exynos_1080:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:samsung:exynos_1280_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:samsung:exynos_1280:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:samsung:exynos_1330_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:samsung:exynos_1330:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:samsung:exynos_1380_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:samsung:exynos_1380:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:samsung:exynos_1480_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:samsung:exynos_1480:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:samsung:exynos_2100_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:samsung:exynos_2100:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:samsung:exynos_2200_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:samsung:exynos_2200:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:samsung:exynos_2400_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:samsung:exynos_2400:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:samsung:exynos_9110_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:samsung:exynos_9110:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:samsung:exynos_980_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:samsung:exynos_980:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:samsung:exynos_9820_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:samsung:exynos_9820:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:samsung:exynos_9825_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:samsung:exynos_9825:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:samsung:exynos_990_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:samsung:exynos_990:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:samsung:exynos_modem_5123_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:samsung:exynos_modem_5123:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:samsung:exynos_modem_5300_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:samsung:exynos_modem_5300:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:samsung:exynos_modem_5400_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:samsung:exynos_modem_5400:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:samsung:exynos_w1000_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:samsung:exynos_w1000:-:*:*:*:*:*:*:*
    Added Reference Type CISA-ADP: https://github.com/asset-group/5ghoul-5g-nr-attacks/tree/master Types: Product
    Added Reference Type MITRE: https://semiconductor.samsung.com/support/quality-support/product-security-updates/ Types: Vendor Advisory
    Added Reference Type MITRE: https://semiconductor.samsung.com/support/quality-support/product-security-updates/cve-2024-46921/ Types: Vendor Advisory
  • CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0

    Jan. 31, 2025

    Action Type Old Value New Value
    Added CVSS V3.1 AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
    Added CWE CWE-770
    Added Reference https://github.com/asset-group/5ghoul-5g-nr-attacks/tree/master
  • New CVE Received by [email protected]

    Jan. 13, 2025

    Action Type Old Value New Value
    Added Description 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).
    Added Reference https://semiconductor.samsung.com/support/quality-support/product-security-updates/
    Added Reference https://semiconductor.samsung.com/support/quality-support/product-security-updates/cve-2024-46921/
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2024-46921 is associated with the following CWEs:

CVSS31 - Vulnerability Scoring System
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
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Latest DB Update: Jun. 21, 2025 3:55