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High severity8.8NVD Advisory· Published Mar 11, 2025· Updated Jun 17, 2026

CVE-2025-2233

CVE-2025-2233

Description

Samsung SmartThings Improper Verification of Cryptographic Signature Authentication Bypass Vulnerability. This vulnerability allows network-adjacent attackers to bypass authentication on affected installations of Samsung SmartThings. Authentication is not required to exploit this vulnerability.

The specific flaw exists within the Hub Local API service, which listens on TCP port 8766 by default. The issue results from the lack of proper verification of a cryptographic signature. An attacker can leverage this vulnerability to bypass authentication on the system. Was ZDI-CAN-25615.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

3
  • Samsung Mobile/SmartThingsllm-fuzzy3 versions
    (expand)+ 2 more
    • (no CPE)
    • (no CPE)range: 000.054.00013
    • cpe:2.3:a:samsung:smartthings:*:*:*:*:*:*:*:*range: <0.55.5

Patches

Vulnerability mechanics

References

1

News mentions

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