Vivaldi Installer CVE-2017-2156 DLL Loading Remote Code Execution Vulnerability

Bugtraq ID:	98040
Class:	Design Error
CVE:	CVE-2017-2156
Remote:	Yes
Local:	No
Published:	Apr 25 2017 12:00AM
Updated:	May 02 2017 01:09AM
Credit:	Eiji James Yoshida of Security Professionals Network Inc.
Vulnerable:	Vivaldi Vivaldi Installer 1.7.735.0
Not Vulnerable:	Vivaldi Vivaldi Installer 1.7.735.48

Vivaldi Installer CVE-2017-2156 DLL Loading Remote Code Execution Vulnerability

Vivaldi Installer is prone to a remote code-execution vulnerability.

A remote attacker can leverage this issue to execute arbitrary code in the context of the affected application.

Versions prior to Vivaldi Installer 1.7.735.48 are vulnerable.

Vivaldi Installer CVE-2017-2156 DLL Loading Remote Code Execution Vulnerability

Attackers must trick a user into opening a file on a remote WebDAV or SMB share to exploit this issue.

A general exploit technique has been documented by TheLeader and H.D. Moore for the Metasploit Project; please see the references for more information.

Vivaldi Installer CVE-2017-2156 DLL Loading Remote Code Execution Vulnerability

Solution:
Updates are available. Please see the references or vendor advisory for more information.

Vivaldi Installer CVE-2017-2156 DLL Loading Remote Code Execution Vulnerability

References:

• Exploiting DLL Hijacking Flaws (hdm)
  
• More information about the DLL Preloading remote attack vector (Microsoft)
  
• JVN#71572107 Installer of Vivaldi for Windows may insecurely load executable fil (JPCERT)
  
• Vulnerability Disclosure: Vivaldi installer for Windows could run arbitrary down (vivaldi)