CVE-2025-59440: n/a
CVE-2025-59440 is a high-severity vulnerability affecting the USIM component in various Samsung Mobile, Wearable Processors, and Modems based on Exynos chipsets. The issue arises from improper handling of SIM card proactive commands, which can lead to a Denial of Service (DoS) condition. There is no confirmed patch or official remediation available at this time. The vulnerability does not impact confidentiality or integrity but can disrupt device availability. No known exploits are reported in the wild. Users and administrators should monitor vendor advisories for updates and apply patches once available.
AI Analysis
Technical Summary
This vulnerability involves improper handling of SIM card proactive commands within the USIM functionality of multiple Samsung Exynos processors and modems. Exploitation results in a Denial of Service, impacting device availability without affecting confidentiality or integrity. The affected chipsets include a broad range of Samsung Mobile Processors, Wearable Processors, and Modems such as Exynos 980, 990, 850, 1080, 2100, 1280, 2200, 1330, 1380, 1480, 2400, 1580, 2500, 9110, W920, W930, W1000, and Modem 5123, 5300, 5400. The CVSS v3.1 base score is 7.5, indicating high severity with network attack vector, low attack complexity, no privileges required, no user interaction, and impact limited to availability.
Potential Impact
The vulnerability allows an attacker to cause a Denial of Service on affected devices by exploiting improper handling of SIM card proactive commands. This disrupts device availability but does not compromise confidentiality or integrity. There are no known exploits in the wild currently.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is released, users should monitor Samsung's security advisories for updates. No specific mitigations are provided at this time.
CVE-2025-59440: n/a
Description
CVE-2025-59440 is a high-severity vulnerability affecting the USIM component in various Samsung Mobile, Wearable Processors, and Modems based on Exynos chipsets. The issue arises from improper handling of SIM card proactive commands, which can lead to a Denial of Service (DoS) condition. There is no confirmed patch or official remediation available at this time. The vulnerability does not impact confidentiality or integrity but can disrupt device availability. No known exploits are reported in the wild. Users and administrators should monitor vendor advisories for updates and apply patches once available.
CVSS v3.1
Score 7.5high
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability involves improper handling of SIM card proactive commands within the USIM functionality of multiple Samsung Exynos processors and modems. Exploitation results in a Denial of Service, impacting device availability without affecting confidentiality or integrity. The affected chipsets include a broad range of Samsung Mobile Processors, Wearable Processors, and Modems such as Exynos 980, 990, 850, 1080, 2100, 1280, 2200, 1330, 1380, 1480, 2400, 1580, 2500, 9110, W920, W930, W1000, and Modem 5123, 5300, 5400. The CVSS v3.1 base score is 7.5, indicating high severity with network attack vector, low attack complexity, no privileges required, no user interaction, and impact limited to availability.
Potential Impact
The vulnerability allows an attacker to cause a Denial of Service on affected devices by exploiting improper handling of SIM card proactive commands. This disrupts device availability but does not compromise confidentiality or integrity. There are no known exploits in the wild currently.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is released, users should monitor Samsung's security advisories for updates. No specific mitigations are provided at this time.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- mitre
- Date Reserved
- 2025-09-16T00:00:00.000Z
- Cvss Version
- null
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 69d3f8440a160ebd92cf6997
Added to database: 4/6/2026, 6:15:32 PM
Last enriched: 4/14/2026, 4:08:58 PM
Last updated: 6/10/2026, 4:08:08 AM
Views: 68
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