Installer of PhishWall Client Internet Explorer version may insecurely load Dynamic Link Libraries


PhishWall Client Internet Explorer Version, provided by SecureBrain Corporation, is an anti-phishing and anti-MITB software.
The installer of PhishWall Client Internet Explorer Version contains an issue with the DLL search path, which may lead to insecurely loading dynamic linking libraries.

This installer is built with an old version of Install Shield. The latest vesrion of Install Shield already addressed the issue.
See Best Practices to Avoid Windows Setup Launcher Executable Issues for details.

Takashi Yoshikawa of Mitsui Bussan Secure Directions reported this vulnerability to IPA.
JPCERT/CC coordinated with the developer under Information Security Early Warning Partnership.
CVSS Severity (What is CVSS?)

CVSS V3 Severity:
Base Metrics 7.8 (High) [IPA Score]
  • Attack Vector: Local
  • Attack Complexity: Low
  • Privileges Required: None
  • User Interaction: Required
  • Scope: Unchanged
  • Confidentiality Impact: High
  • Integrity Impact: High
  • Availability Impact: High
CVSS V2 Severity:
Base Metrics 6.8 (Medium) [IPA Score]
  • Access Vector: Network
  • Access Complexity: Medium
  • Authentication: None
  • Confidentiality Impact: Partial
  • Integrity Impact: Partial
  • Availability Impact: Partial
Affected Products

SecureBrain Corporation
  • The Installer of PhishWall Client Internet Explorer Version, ver. and earlier


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

[Use the latest installer]
Use the latest installer according to the information provided by the developer.
Users who already have installed PhishWall Client Internet Explorer Version, do not need to re-install the application, because this issue affects the installer only.
Vendor Information

Flexera Software LLC SecureBrain Corporation
CWE (What is CWE?)

  1. No Mapping(CWE-Other) [IPA Evaluation]
CVE (What is CVE?)

  1. CVE-2016-4846

  1. JVN : JVN#45583702
  2. National Vulnerability Database (NVD) : CVE-2016-4846
Revision History

  • [2016/08/17]
      Web page was published
      References : Content was added