CVE-2024-46921

MEDIUM
2025-01-13 [email protected]
6.5
CVSS 3.1
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CVSS Vector

CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack Vector
Adjacent
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High

Lifecycle Timeline

2
Analysis Generated
Mar 28, 2026 - 18:03 vuln.today
CVE Published
Jan 13, 2025 - 19:15 nvd
MEDIUM 6.5

Tags

Samsung Denial Of Service Exynos 1080 Firmware Exynos 1280 Firmware Exynos 1330 Firmware Exynos 1380 Firmware Exynos 1480 Firmware Exynos 2100 Firmware Exynos 2200 Firmware Exynos 2400 Firmware Exynos 9110 Firmware Exynos 980 Firmware Exynos 9820 Firmware Exynos 9825 Firmware Exynos 990 Firmware Exynos Modem 5123 Firmware Exynos Modem 5300 Firmware Exynos Modem 5400 Firmware Exynos W1000 Firmware

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).

Analysis

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. Rated medium severity (CVSS 6.5), this vulnerability is no authentication required, low attack complexity. No vendor patch available.

Technical Context

This vulnerability is classified as Allocation of Resources Without Limits (CWE-770), which allows attackers to exhaust system resources through uncontrolled allocation. 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). Affected products include: Samsung Exynos 1080 Firmware, Samsung Exynos 1280 Firmware, Samsung Exynos 1330 Firmware, Samsung Exynos 1380 Firmware, Samsung Exynos 1480 Firmware.

Affected Products

Samsung Exynos 1080 Firmware, Samsung Exynos 1280 Firmware, Samsung Exynos 1330 Firmware, Samsung Exynos 1380 Firmware, Samsung Exynos 1480 Firmware.

Remediation

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Set resource limits, implement rate limiting, validate input sizes.

Priority Score

33
Low Medium High Critical
KEV: 0
EPSS: +0.3
CVSS: +32
POC: 0

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CVE-2024-46921 vulnerability details – vuln.today
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