Samsung SyncThru FileUploadController Directory Traversal Remote Code Execution Vulnerability

July 13th, 2015
ZDI-15-298 ZDI-CAN-2583

CVE ID

CVE-2015-5473

CVSS Score

10.0 AV:N/AC:L/Au:N/C:C/I:C/A:C

Affected Vendors

Samsung

Affected Products

SyncThru

Vulnerability Details


This vulnerability allows remote attackers to execute arbitrary code on vulnerable installations of Samsung SyncThru. By default, authentication is not required to exploit this vulnerability.

The specific flaw exists within the FileUploadController servlet exposed by fileupload.html. The issue lies in the failure to sanitize the path of files uploaded, allowing for them to be placed anywhere on the server. An attacker can leverage this vulnerability to execute arbitrary code as SYSTEM.

Additional Details


Resolved by: Samsung SyncThu 6 v1.0


Disclosure Timeline

  • 2015-05-27 - Vulnerability reported to vendor
  • 2015-07-13 - Coordinated public release of advisory

Credit

Andrea Micalizzi (rgod)

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