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CVE-2017-20217

HIGH CVSS 4.0: 8.7 EPSS 0.10%
Updated Mar 16, 2026
Serviio
Parameter Value
CVSS 8.7 (HIGH)
Type CWE-306 (Missing Authentication for Critical Function)
Vendor Serviio
Public PoC Yes

Serviio PRO 1.8 contains an information disclosure vulnerability due to improper access control enforcement in the Configuration REST API that allows unauthenticated attackers to access sensitive information. Remote attackers can send specially crafted requests to the REST API endpoints to retrieve potentially sensitive configuration data without authentication.

Attack Parameters

Attack Vector
Network
Can be exploited remotely
Attack Complexity
Low
Easy to exploit
Attack Requirements
None
No additional conditions
Privileges Required
None
No privileges needed
User Interaction
None
No user interaction needed

Impact Assessment

Confidentiality
High
Complete data leak
Integrity
None
No data modification
Availability
None
No disruption

CVSS Vector v4.0