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Last updated: 5/28/2016 11:39:48 PM

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Vulnerability Summary for CVE-2006-3423

Original release date: 07/06/2006
Last revised: 03/10/2011


WebEx Downloader ActiveX Control and WebEx Downloader Java before do not validate downloaded components, which allows remote attackers to execute arbitrary code via a website that activates the GpcUrlRoot and GpcIniFileName ActiveX controls to cause the client to download a DLL file.


CVSS Severity (version 2.0):
CVSS v2 Base Score: 9.3 HIGH
Impact Subscore: 10.0
Exploitability Subscore: 8.6
CVSS Version 2 Metrics:
Access Vector: Network exploitable - Victim must voluntarily interact with attack mechanism
Access Complexity: Medium
Authentication: Not required to exploit
Impact Type: Provides administrator access, Allows complete confidentiality, integrity, and availability violation; Allows unauthorized disclosure of information; Allows disruption of service


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References to Advisories, Solutions, and Tools

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External Source: XF
Name: web-conferencing-code-injection(24370)
External Source: SECTRACK
Name: 1016446
External Source: BUGTRAQ
Name: 20060707 ZDI-06-021: WebEx Downloader Plug-in Code Execution Vulnerability
External Source: VUPEN
Name: ADV-2006-2688
Type: Advisory
External Source: MISC
Name: http://www.zerodayinitiative.com/advisories/ZDI-06-021.html
Type: Advisory
External Source: BID
Name: 18860
External Source: CONFIRM
Name: http://www.webex.com/lp/security/ActiveAdv.html?TrackID=123456
External Source: ISS
Name: 20060706 WebEx ActiveX Control DLL Injection

Technical Details

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