CVE-2006-3423

Severity: critical (CVSS 9.3 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 8.7% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2006-07-07 · updated 2026-06-16
Weakness: CWE-20

Description

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.

Affected products

Webex Communications Downloader Activexcontrol: 2.0.0.7
Webex Communications Downloader Java: 2.0.0.9

References

http://secunia.com/advisories/20956
http://securitytracker.com/id?1016446
http://www.osvdb.org/27039
http://www.osvdb.org/27040
http://www.securityfocus.com/archive/1/439496/100/0/threaded
http://www.securityfocus.com/bid/18860
http://www.vupen.com/english/advisories/2006/2688
http://www.webex.com/lp/security/ActiveAdv.html?TrackID=123456
http://www.zerodayinitiative.com/advisories/ZDI-06-021.html
http://xforce.iss.net/xforce/alerts/id/226
https://exchange.xforce.ibmcloud.com/vulnerabilities/24370
http://secunia.com/advisories/20956

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