What’s Vulnerable › Vulnerabilities

CVE-2017-15894

• Severity: medium (CVSS 6.5 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.0% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2017-12-08 · updated 2026-06-17
• Weakness: CWE-22

Description

Directory traversal vulnerability in the SYNO.FileStation.Extract in Synology DiskStation Manager (DSM) 6.0.x before 6.0.3-8754-3 and before 5.2-5967-6 allows remote authenticated users to write arbitrary files via the dest_folder_path parameter.

Affected products

• Synology DiskStation Manager: from 5.2 before 5.2-5967-6; from 6.0 before 6.0.3-8754-3 — fixed in 5.2-5967-6, 6.0.3-8754-3

How to fix

Upgrade to a fixed version: Synology DiskStation Manager 5.2-5967-6, 6.0.3-8754-3. Check the vendor advisory for mitigations.

References

• https://www.synology.com/en-global/support/security/Synology_SA_17_70_DSM
• https://www.synology.com/en-global/support/security/Synology_SA_17_70_DSM

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