{"id":"CVE-2017-11156","aliases":["EUVD-2017-2791","GHSA-qqc7-r2fw-p594"],"status":"published","title":"Synology Download Station 3.8.x before 3.8.5-3475 and 3.x before 3.5-2984 uses weak permissions ...","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.","severity":{"version":"3.0","score":7.8,"vector":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.02302,"percentile":0.83433,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-276","CWE-732"],"published":"2017-08-14T19:00:00Z","modified":"2026-06-17T01:01:19Z","products":[{"vendor":"synology","product":"download_station"},{"vendor":"synology","product":"synology download station"}],"references":[{"url":"https://www.synology.com/en-global/support/security/Synology_SA_17_28_Download_Station","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2017-11156"},{"url":"https://github.com/advisories/GHSA-qqc7-r2fw-p594"}],"sources":{"cve":[{"id":"CVE-2017-11156","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.","status":"published","published":"2017-08-14T19:00:00Z","modified":"2024-09-16T19:36:36.517Z","cwes":["CWE-276"],"updated_at":"2026-11-02T14:33:19.848632Z"}],"euvd":[{"id":"EUVD-2017-2791","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.","status":"published","published":"2017-08-14T19:00:00Z","modified":"2024-09-16T19:36:36Z","updated_at":"2026-11-03T00:55:21.523281Z"}],"ghsa":[{"id":"GHSA-qqc7-r2fw-p594","title":"Synology Download Station 3.8.x before 3.8.5-3475 and 3.x before 3.5-2984 uses weak permissions ...","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.","status":"published","published":"2022-05-13T01:38:17Z","modified":"2025-04-20T03:43:08Z","cvss":[{"version":"3.0","score":7.8,"vector":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-276","CWE-732"],"updated_at":"2026-11-02T15:01:50.044707Z"}],"nvd":[{"id":"CVE-2017-11156","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.","status":"published","published":"2017-08-14T19:29:01.147Z","modified":"2026-06-17T01:01:19.293Z","cvss":[{"version":"3.0","score":7.8,"vector":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":6.5,"vector":"AV:N/AC:L/Au:S/C:P/I:P/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-276","CWE-732"],"updated_at":"2026-11-02T14:03:57.82609Z"}]}}