Internet Explorer 4.0 and 5.0 allows a malicious web site to obtain client cookies from another domain by including that domain name and escaped characters in a URL, aka the "Unauthorized Cookie Access" vulnerability.
CVSS Severity (version 2.0):
Impact Subscore: 2.9
Exploitability Subscore: 4.9
CVSS Version 2 Metrics:
Access Vector: Network exploitable; Victim must voluntarily interact with attack mechanism
Access Complexity: High
Authentication: Not required to exploit
Impact Type: Allows unauthorized disclosure of information
References to Advisories, Solutions, and Tools
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20000511 IE Domain Confusion Vulnerability is an Email problem also
Advisory; Patch Information
20000510 IE Domain Confusion Vulnerability