VULNERABILITY INTELLIGENCE

CVE-2017-11156

CVSS score7.8 HIGH
EPSS probability2.30%
CISA KEVNot currently listed
Published2017-08-14
Last modified2026-06-17
CVSS vectorCVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Description

Synology Download Station 3.8.x before 3.8.5-3475 and 3.x before 3.5-2984 uses weak permissions (0777) for ui/dlm/btsearch directory, which allows remote authenticated users to execute arbitrary code by uploading an executable via unspecified vectors.

Weakness classification

  • CWE-276: Incorrect Default Permissions
  • CWE-732: Incorrect Permission Assignment for Critical Resource

Primary references