Trend Micro Smart Protection Server wcs_bwlists_handler Command Injection Remote Code Execution Vulnerability

April 5th, 2017
ZDI-17-243 ZDI-CAN-4242

CVE ID

CVSS Score

8.5 AV:N/AC:M/Au:S/C:C/I:C/A:C

Affected Vendors

Trend Micro

Affected Products

Smart Protection Server

Vulnerability Details


This vulnerability allows remote attackers to execute arbitrary code on vulnerable installations of Trend Micro Smart Protection Server. Authentication is required to exploit this vulnerability.

The specific flaw exists within wcs_bwlists_handler.php. The issue results from the lack of proper validation of a user-supplied string before using it to execute a system call. An attacker can leverage this vulnerability to execute arbitrary code under the context of root.

Additional Details

Trend Micro has issued an update to correct this vulnerability. More details can be found at:
https://success.trendmicro.com/solution/1117033

Disclosure Timeline

  • 2017-01-10 - Vulnerability reported to vendor
  • 2017-04-05 - Coordinated public release of advisory

Credit

Steven Seeley of Source Incite

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