CVE-2006-3423
WebEx Downloader ActiveX Control and WebEx Downloader Java before 2.1.0.0 do not validate...
WebEx Downloader ActiveX Control and WebEx Downloader Java before 2.1.0.0 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.
Exploit likelihood
What each source reports
NVD Score used
WebEx Downloader ActiveX Control and WebEx Downloader Java before 2.1.0.0 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.
- Record
CVE-2006-3423- CVSS 2.0
- 9.3 High
AV:N/AC:M/Au:N/C:C/I:C/A:C - Weakness
- CWE-20
- Updated
- 2026-11-02
CVE List No score
WebEx Downloader ActiveX Control and WebEx Downloader Java before 2.1.0.0 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.
- Record
CVE-2006-3423- Updated
- 2026-11-02
EUVDEUVD-2006-3419 No score
WebEx Downloader ActiveX Control and WebEx Downloader Java before 2.1.0.0 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.
- Record
EUVD-2006-3419- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-p7vw-qcv8-v2m6 No score
WebEx Downloader ActiveX Control and WebEx Downloader Java before 2.1.0.0 do not validate...
WebEx Downloader ActiveX Control and WebEx Downloader Java before 2.1.0.0 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.
- Record
GHSA-p7vw-qcv8-v2m6- Weakness
- CWE-20
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2006-3423 is a high vulnerability (CVSS 9.3) in Webex Communications Downloader Java, published July 7, 2006. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 8.68%, the 95th percentile. No source names a fixed version.