CVE-2007-0217: Microsoft Ie

High severity, CVSS 10.0. EPSS: 58.4% chance of exploitation in the next 30 days.

The wininet.dll FTP client code in Microsoft Internet Explorer 5.01 and 6 might allow remote attackers to execute arbitrary code via an FTP server response of a specific length that causes a terminating null byte to be written outside of a buffer, which causes heap corruption.

Affected products

• Microsoft Ie: version 6.0 only
• Microsoft Internet Explorer: version 5.01 only; version 6.0 only

Published 2007-02-13. Last modified 2026-06-16.