CVE-2006-3423 json
WebEx Downloader ActiveX Control and WebEx Downloader Java before 2.1.0.0 do not validate downloaded components, which allows remote attack…
published 2006-07-07 20 y ago modified 2026-06-16 4 mo ago also EUVD-2006-3419
- cvss
- 9.3
- version 2.0, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 8.7%
- EPSS 8.7% chance of exploitation in 30 days, percentile 95%
- public exploits
- 0
- none known
Summary
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.
Patch / fix
- secunia.com/advisories/20956 advisory
Exploit prediction
8.68% chance of exploitation in the next 30 days, higher than 95% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 2.0 | 9.3 | AV:N/AC:M/Au:N/C:C/I:C/A:C |
Classification
- Weakness
-
- CWE-20 Improper Input Validation
References
-
secunia.com
/advisories/20956
third-party-advisory, patch, vendor-advisory
-
vupen.com
/english/advisories/2006/2688
vdb-entry, vendor-advisory
-
zerodayinitiative.com
/advisories/ZDI-06-021.html
vendor-advisory
-
securitytracker.com
/id?1016446
vdb-entry
-
xforce.iss.net
/xforce/alerts/id/226
third-party-advisory
-
exchange.xforce.ibmcloud.com
/vulnerabilities/24370
vdb-entry
-
securityfocus.com
/archive/1/439496/100/0/threaded
mailing-list
-
osvdb.org
/27040
vdb-entry
-
securityfocus.com
/bid/18860
vdb-entry
- webex.com /lp/security/ActiveAdv.html?TrackID=123456
-
osvdb.org
/27039
vdb-entry
Sources
- CVE List CVE-2006-3423
- NVD CVE-2006-3423
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