CVE-2025-43706

HIGH
2026-01-05 [email protected]
7.5
CVSS 3.1
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CVSS Vector

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

Lifecycle Timeline

2
Analysis Generated
Mar 12, 2026 - 21:54 vuln.today
CVE Published
Jan 05, 2026 - 19:15 nvd
HIGH 7.5

Tags

Samsung Denial Of Service Exynos 990 Firmware Exynos 850 Firmware Modem 5400 Firmware Modem 5123 Firmware Exynos 1580 Firmware Exynos 9110 Firmware Exynos 1080 Firmware Exynos W920 Firmware Exynos W930 Firmware Exynos 2400 Firmware Exynos 980 Firmware

Description

An issue was discovered in L2 in Samsung Mobile Processor, Wearable Processor, and Modem Exynos 980, 990, 850, 1080, 2400, 1580, 9110, W920, W930, Modem 5123, and Modem 5400. Incorrect handling of RRC packets leads to a Denial of Service.

Analysis

An issue was discovered in L2 in Samsung Mobile Processor, Wearable Processor, and Modem Exynos 980, 990, 850, 1080, 2400, 1580, 9110, W920, W930, Modem 5123, and Modem 5400. Incorrect handling of RRC packets leads to a Denial of Service. [CVSS 7.5 HIGH]

Technical Context

Classified as CWE-400 (Uncontrolled Resource Consumption). Affects Exynos 1080 Firmware. An issue was discovered in L2 in Samsung Mobile Processor, Wearable Processor, and Modem Exynos 980, 990, 850, 1080, 2400, 1580, 9110, W920, W930, Modem 5123, and Modem 5400. Incorrect handling of RRC packets leads to a Denial of Service.

Affected Products

Vendor: Samsung. Product: Exynos 1080 Firmware. Versions: up to -.

Remediation

Monitor vendor advisories for a patch. Restrict network access to the affected service where possible.

Priority Score

38
Low Medium High Critical
KEV: 0
EPSS: +0.1
CVSS: +38
POC: 0

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CVE-2025-43706 vulnerability details – vuln.today
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