CVE-2018-13286

Incorrect default permissions vulnerability in synouser.conf in Synology Diskstation Manager (DSM...

6.5 Medium

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.

Attack profile

How easy it is to exploit

Attack vector: Network
Complexity: Low
Privileges needed: Low
User interaction: None

What an attacker can affect

Confidentiality: High
Integrity: None
Availability: None

Exploit likelihood

1.31%Up 0.8 points since Apr 14, 2021

What each source reports

CVE List Score used 6.5

Record: CVE-2018-13286
CVSS 3.0: 6.5 MediumCVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Weakness: CWE-276
Updated: 2026-11-02

EUVDEUVD-2018-5234 6.5

Record: EUVD-2018-5234
CVSS 3.0: 6.5 MediumCVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Updated: 2026-11-03

GitHub AdvisoriesGHSA-5hf6-8rwq-jj93 6.5

Incorrect default permissions vulnerability in synouser.conf in Synology Diskstation Manager (DSM...

Record: GHSA-5hf6-8rwq-jj93
CVSS 3.0: 6.5 MediumCVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Weakness: CWE-276
Updated: 2026-11-02

NVD 6.5

Record: CVE-2018-13286
CVSS 3.0: 6.5 MediumCVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
CVSS 2.0: 4.0 MediumAV:N/AC:L/Au:S/C:P/I:N/A:N
Weakness: CWE-276
Updated: 2026-11-02

Affected products

History

History
Recorded	Changed	Sources
Nov 3, 2026	aliases, published	EUVD
Nov 2, 2026	first indexed	CVE List, GitHub Advisories, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2018-13286 is a medium vulnerability (CVSS 6.5) in Synology Diskstation Manager (dsm), published April 1, 2019. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.31%, the 70th percentile. No source names a fixed version.