CVE-2025-59440
Received Received - Intake
Denial of Service via SIM Proactive Commands in Samsung Exynos

Publication date: 2026-04-06

Last updated on: 2026-04-07

Assigner: MITRE

Description
An issue was discovered in USIM in Samsung Mobile Processor, Wearable Processor, and Modem Exynos 980, 990, 850, 1080, 2100, 1280, 2200, 1330, 1380, 1480, 2400, 1580, 2500, 9110, W920, W930, W1000, Modem 5123, Modem 5300, and Modem 5400. Improper handling of SIM card proactive commands leads to a Denial of Service.
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Meta Information
Published
2026-04-06
Last Modified
2026-04-07
Generated
2026-06-16
AI Q&A
2026-04-06
EPSS Evaluated
2026-06-15
NVD
CVE-2025-59440
EUVD
EUVD-2025-209239
Affected Vendors & Products
Showing 20 associated CPEs
Vendor Product Version / Range
samsung exynos_990_firmware *
samsung exynos_980_firmware *
samsung exynos_850_firmware *
samsung exynos_1080_firmware *
samsung exynos_1280_firmware *
samsung exynos_1330_firmware *
samsung exynos_1380_firmware *
samsung exynos_1480_firmware *
samsung exynos_1580_firmware *
samsung exynos_2100_firmware *
samsung exynos_2200_firmware *
samsung exynos_2400_firmware *
samsung exynos_2500_firmware *
samsung exynos_w930_firmware *
samsung exynos_w920_firmware *
samsung exynos_w1000_firmware *
samsung exynos_modem_5400_firmware *
samsung exynos_modem_5300_firmware *
samsung exynos_modem_5123_firmware *
samsung exynos_9110_firmware *
Helpful Resources
Exploitability
CWE
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KEV
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CWE ID Description
CWE-400 The product does not properly control the allocation and maintenance of a limited resource.
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Executive Summary

CVE-2025-59440 is a medium-severity vulnerability affecting Samsung Semiconductor products, specifically certain Exynos processors and modems.

The issue arises from improper handling of SIM card proactive commands within the USIM component. These commands are instructions sent by the SIM card to the device to perform certain actions.

Because of incorrect processing of these commands, the device can become unresponsive or crash, leading to a Denial of Service (DoS) condition.

Impact Analysis

This vulnerability can cause affected Samsung devices using certain Exynos processors or modems to become unresponsive or crash.

As a result, users may experience a Denial of Service, meaning the device may stop functioning properly or become unavailable for use.

Compliance Impact

The provided information does not specify any impact of this vulnerability on compliance with common standards and regulations such as GDPR or HIPAA.

Mitigation Strategies

No specific patched versions or mitigation details are provided in the available information.

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