CVE-2017-11156

CVSS V2 Medium 6.5 CVSS V3 High 7.8
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.
Overview
  • CVE ID
  • CVE-2017-11156
  • Assigner
  • security@synology.com
  • Vulnerability Status
  • Modified
  • Published Version
  • 2017-08-14T19:29:01
  • Last Modified Date
  • 2019-10-09T23:21:58
Weakness Enumerations
CWE URL
CWE-732 http://cwe.mitre.org/data/definitions/732.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:a:synology:download_station:3.2-2295:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:synology:download_station:3.3-2382:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:synology:download_station:3.3-2383:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:synology:download_station:3.3-2386:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:synology:download_station:3.4-2477:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:synology:download_station:3.4-2478:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:synology:download_station:3.4-2480:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:synology:download_station:3.4-2485:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:synology:download_station:3.4-2486:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:synology:download_station:3.4-2489:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:synology:download_station:3.4-2490:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:synology:download_station:3.4-2514:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:synology:download_station:3.4-2555:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:synology:download_station:3.4-2557:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:synology:download_station:3.4-2558:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:synology:download_station:3.5-2638:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:synology:download_station:3.5-2705:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:synology:download_station:3.5-2706:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:synology:download_station:3.5-2955:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:synology:download_station:3.5-2956:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:synology:download_station:3.5-2962:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:synology:download_station:3.5-2963:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:synology:download_station:3.5-2967:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:synology:download_station:3.5-2968:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:synology:download_station:3.5-2970:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:synology:download_station:3.5-2973:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:synology:download_station:3.5-2980:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:synology:download_station:3.5-2982:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:synology:download_station:3.8.0-3416:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:synology:download_station:3.8.1-3420:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:synology:download_station:3.8.2-3455:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:synology:download_station:3.8.3-3458:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:synology:download_station:3.8.4-3468:*:*:*:*:*:*:* 1 OR
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:N/AC:L/Au:S/C:P/I:P/A:P
  • Access Vector
  • NETWORK
  • Access Compatibility
  • LOW
  • Authentication
  • SINGLE
  • Confidentiality Impact
  • PARTIAL
  • Integrity Impact
  • PARTIAL
  • Availability Impact
  • PARTIAL
  • Base Score
  • 6.5
  • Severity
  • MEDIUM
  • Exploitability Score
  • 8
  • Impact Score
  • 6.4
CVSS Version 3
  • Version
  • 3.0
  • Vector String
  • CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  • Attack Vector
  • LOCAL
  • Attack Compatibility
  • LOW
  • Privileges Required
  • LOW
  • User Interaction
  • NONE
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • HIGH
  • Availability Impact
  • HIGH
  • Base Score
  • 7.8
  • Base Severity
  • HIGH
  • Exploitability Score
  • 1.8
  • Impact Score
  • 5.9
References
Reference URL Reference Tags
https://www.synology.com/en-global/support/security/Synology_SA_17_28_Download_Station Vendor Advisory
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2017-11156
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-11156
History
Created Old Value New Value Data Type Notes
2022-05-10 17:12:37 Added to TrackCVE
2022-12-02 19:58:16 2017-08-14T19:29Z 2017-08-14T19:29:01 CVE Published Date updated
2022-12-02 19:58:16 2019-10-09T23:21:58 CVE Modified Date updated
2022-12-02 19:58:16 Modified Vulnerability Status updated