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Last updated: 4/19/2014

CVE Publication rate: 20.17

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National Cyber Awareness System

Vulnerability Summary for CVE-2006-7066

Original release date: 03/02/2007
Last revised: 08/07/2009


Microsoft Internet Explorer 6 on Windows XP SP2 allows remote attackers to cause a denial of service (crash) by creating an object inside an iframe, deleting the frame by setting its location.href to about:blank, then accessing a property of the object within the deleted frame, which triggers a NULL pointer dereference. NOTE: it was later reported that 7.0.6000.16473 and earlier are also affected.


CVSS Severity (version 2.0):
CVSS v2 Base Score: 7.1 (HIGH) (AV:N/AC:M/AU:N/C:N/I:N/A:C) (legend)
Impact Subscore: 6.9
Exploitability Subscore: 8.6
CVSS Version 2 Metrics:
Access Vector: Network exploitable; Victim must voluntarily interact with attack mechanism
Access Complexity: Medium
Authentication: Not required to exploit
Impact Type: Allows disruption of service

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External Source: MISC
Name: http://browserfun.blogspot.com/2006/07/mobb-30-orphan-object-properties.html
External Source: BID
Name: 19228
External Source: XF
Name: ie-deleted-frame-dos(28068)
External Source: OSVDB
Name: 27533
External Source: BUGTRAQ
Name: 20090725 DoS vulnerabilities in Internet Explorer
External Source: MISC
Name: http://blogs.securiteam.com/index.php/archives/554
Type: Patch Information
External Source: MISC
Name: http://websecurity.com.ua/3130/

Technical Details

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