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CVE-2017-20218

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CVE-2017-20218

Published: Mar 15, 2026

Modified: Mar 16, 2026

PUBLISHED

CVSS v3.1

7.8

HIGH

Description

Serviio PRO 1.8 contains an unquoted search path vulnerability in the Windows service that allows local users to execute arbitrary code with elevated privileges by placing malicious executables in the system root path. Additionally, improper directory permissions with full access for the Users group allow authenticated users to replace the executable file with arbitrary binaries, enabling privilege escalation during service startup or system reboot.

VendorProductVersions

Serviio

Serviio PRO

affected
1.8.0.0 PRO
affected
1.7.1
affected
1.7.0
affected
1.6.1

Weaknesses (CWE)

CWE-428

CVSS v3.1 Details

CVSS v3.1 Vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

References

Zero Science Lab Disclosure
third-party-advisory
SecuriTeam Blogs
third-party-advisory
Exploit-DB
exploit
CXSecurity
third-party-advisory

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