CVE-2025-2233
Last modified
CVE-2025-2233 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. 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. EPSS estimates a 0.70% chance of exploitation in the next 30 days.
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.
Metrics
CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Samsung | Smartthings | < 0.55.5 |
References
- https://www.zerodayinitiative.com/advisories/ZDI-25-127/Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Analyzed
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