AVG 'ScriptHelperApi' ActiveX Remote Code Execution

High Nessus Plugin ID 76589


The remote Windows host has an ActiveX control that is affected by a remote code execution vulnerability.


The remote host is running a version of AVG Secure Search toolbar / AVG Safeguard, prior to version 18.1.7. The AVG ScriptHelperApi ActiveX control distributed with the software is affected by a remote code execution vulnerability. The installed ActiveX control fails to properly enforce restrictions on websites that can invoke its methods.
An attacker may exploit this issue in order to execute arbitrary code within the context of the application.


Upgrade AVG Secure Search toolbar / AVG Safeguard to version / or later.

Plugin Details

Severity: High

ID: 76589

File Name: avg_scripthelperapi_activex.nasl

Version: $Revision: 1.1 $

Type: local

Agent: windows

Family: Windows

Published: 2014/07/18

Modified: 2014/07/18

Dependencies: 13855

Risk Information

Risk Factor: High


Base Score: 9.3

Temporal Score: 8.1

Vector: CVSS2#AV:N/AC:M/Au:N/C:C/I:C/A:C

Temporal Vector: CVSS2#E:ND/RL:OF/RC:ND

Vulnerability Information

CPE: cpe:/a:avg:secure_search_toolbar, cpe:/a:avg:safeguard

Required KB Items: SMB/Registry/Enumerated

Exploit Available: false

Exploit Ease: No known exploits are available

Patch Publication Date: 2014/05/27

Vulnerability Publication Date: 2014/07/07

Reference Information

CVE: CVE-2014-2956

BID: 68421

OSVDB: 108787

CERT: 960193