JVN#26115441: Installer of ”Remote Support Tool (Enkaku Support Tool)” may insecurely load Dynamic Link Libraries

Installer of ”Remote Support Tool (Enkaku Support Tool)” provided by NIPPON TELEGRAPH AND TELEPHONE EAST CORPORATION and NIPPON TELEGRAPH AND TELEPHONE WEST CORPORATION contains an issue with the DLL search path, which may lead to insecurely loading Dynamic Link Libraries (CWE-427).

Impact

Arbitrary code may be executed with the privilege of the user invoking the installer.

Solution

Use the latest installer
When installing “Remote Support Tool (Enkaku Support Tool)”, use the latest installer according to the information provided by the developer.

Note that this vulnerability affects the installer only, thus users who have already installed “Remote Support Tool (Enkaku Support Tool)” do not need to re-install the software using the latest installer. However if the old “Remote Support Tool (Enkaku Support Tool)” obtained from the website before 2017 August 10 resides in your computer, delete it immediately.

For details, refer to the information provided by the developer.

• NTT EAST Important：To the users of “Remote Support Tool (Enkaku Support Tool)”
• NTT WEST About a vulnerability in “Remote Support Tool for Windows”

Products Affected

• Remote Support Tool (Enkaku Support Tool) all versions distributed through the website till 2017 August 10