What’s Vulnerable › Vulnerabilities

CVE-2018-13286

• Severity: medium (CVSS 6.5 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2019-04-01 · updated 2026-06-17
• Weakness: CWE-276

Description

Incorrect default permissions vulnerability in synouser.conf in Synology Diskstation Manager (DSM) before 6.2-23739-1 allows remote authenticated users to obtain sensitive information via the world readable configuration.

Affected products

• Synology DiskStation Manager: from 5.2 before 5.2-5967-8; from 6.0 before 6.0.3-8754-8; from 6.1 before 6.1.7-15284-1; from 6.2 before 6.2-23739-1 — fixed in 5.2-5967-8, 6.0.3-8754-8, 6.1.7-15284-1, 6.2-23739-1

How to fix

Upgrade to a fixed version: Synology DiskStation Manager 5.2-5967-8, 6.0.3-8754-8, 6.1.7-15284-1, 6.2-23739-1. Check the vendor advisory for mitigations.

References

• https://www.synology.com/security/advisory/Synology_SA_18_33
• https://www.synology.com/security/advisory/Synology_SA_18_33

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