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9.3

Web on Windows ActiveX lets attackers write files, run programs

CVE-2009-0389 · published 17 years ago
Summary

The Web on Windows ActiveX control in the eztools Web on Windows product can be tricked into creating or overwriting any file and launching any program on the computer. This could let a remote attacker take control of the system or steal data. Apply any available updates, disable the ActiveX control if it is not needed, and limit its use to trusted environments.

What to do

The CVE record does not list a fixed version. Check the vendor's site or the advisory links below - a fix may already be released.

Affected software
VendorProductAffected versions
eztools-software web_on_windows_activex 2
cpe:2.3:a:eztools-software:web_on_windows_activex:2:*:*:*:*:*:*:*
Original advisory text
Multiple insecure method vulnerabilities in the Web On Windows (WOW) ActiveX control in WOW ActiveX 2 allow remote attackers to (1) create and overwrite arbitrary files via the WriteIniFileString m...
Multiple insecure method vulnerabilities in the Web On Windows (WOW) ActiveX control in WOW ActiveX 2 allow remote attackers to (1) create and overwrite arbitrary files via the WriteIniFileString method, (2) execute arbitrary programs via the ShellExecute method, (3) read from the registry via unspecified vectors, and (4) write to the registry via unspecified vectors. NOTE: vectors 1 and 2 can be used together to execute arbitrary code.
References
Fix within
Internet-facing 14 days
Internal At next upgrade
  • Not known to be exploited
  • Needs hands-on effort to exploit (estimated)
  • Gives an attacker full control (estimated)
Severity
9.3 Critical
Exploitation
9% chance of attack within 30 days
Timeline
Published2 Feb 2009
Updated15 Oct 2026
First seen29 Sep 2026
Sources
CVE-2009-0389 · NVD
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