What is the CVSS score of CVE-2025-49494?

CVE-2025-49494 has a CVSS 3.1 base score of 7.5 (High). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H. EPSS exploitation probability: 0.1%.

Which versions of Modem 5123 Firmware are affected by CVE-2025-49494?

CVE-2025-49494 presents notable security risk, a resource exhaustion vulnerability rated CVSS 7.5.

How to fix or mitigate CVE-2025-49494?

Within 30 days: Identify all affected systems and apply vendor patches as part of regular patch cycle. Monitor vendor channels for patch availability.

Modem 5123 Firmware CVE-2025-49494

HIGH

Uncontrolled Resource Consumption (CWE-400)

2025-11-04 cve@mitre.org

Denial Of Service Samsung Modem 5123 Firmware Exynos 1280 Firmware Exynos 1380 Firmware Exynos 1330 Firmware Exynos 1480 Firmware Exynos 2100 Firmware Exynos 9110 Firmware Exynos 2200 Firmware

7.5

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

7.5 HIGH

AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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

Analysis Generated

Mar 28, 2026 - 19:20 vuln.today

CVE Published

Nov 04, 2025 - 20:17 nvd

HIGH 7.5

DescriptionCVE.org

An issue was discovered in Samsung Mobile Processor, Wearable Processor, and Modem Exynos 2100, 1280, 2200, 1330, 1380, 1480, 9110, Modem 5123. Mishandling of an 5G NRMM packet leads to a Denial of Service.

AnalysisAI

An issue was discovered in Samsung Mobile Processor, Wearable Processor, and Modem Exynos 2100, 1280, 2200, 1330, 1380, 1480, 9110, Modem 5123. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Technical ContextAI

This vulnerability is classified as Uncontrolled Resource Consumption (CWE-400), which allows attackers to cause denial of service by exhausting system resources. An issue was discovered in Samsung Mobile Processor, Wearable Processor, and Modem Exynos 2100, 1280, 2200, 1330, 1380, 1480, 9110, Modem 5123. Mishandling of an 5G NRMM packet leads to a Denial of Service. Affected products include: Samsung Modem 5123 Firmware, Samsung Exynos 1280 Firmware, Samsung Exynos 1380 Firmware, Samsung Exynos 1330 Firmware, Samsung Exynos 1480 Firmware.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Implement rate limiting, set resource quotas, validate input sizes, use timeouts.