CVE-2026-21004
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Improper Authentication in Smart Switch Allows Adjacent DoS Attack

Publication date: 2026-03-16

Last updated on: 2026-03-31

Assigner: Samsung Mobile

Description
Improper authentication in Smart Switch prior to version 3.7.69.15 allows adjacent attackers to trigger a denial of service.

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Meta Information

Published
2026-03-16
Last Modified
2026-03-31
Generated
2026-07-06
AI Q&A
2026-03-16
EPSS Evaluated
2026-07-05
NVD
CVE-2026-21004
EUVD
EUVD-2026-12323

Affected Vendors & Products

Showing 1 associated CPE
Vendor Product Version / Range
samsung smart_switch to 3.7.69.15 (exc)

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Exploitability

CWE
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KEV
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CWE ID Description
CWE-287 When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct.

Attack-Flow Graph

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Executive Summary

This vulnerability is an improper authentication issue in Samsung's Smart Switch software versions prior to 3.7.69.15. It allows attackers who are adjacent (i.e., on the same network or physically close) to exploit the flaw to trigger a denial of service (DoS) condition.

Impact Analysis

The primary impact of this vulnerability is that an attacker can cause a denial of service, which means the Smart Switch application or device may become unavailable or unresponsive. This can disrupt normal operations and prevent legitimate users from using the affected service.

Compliance Impact

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