August 8, 2006
Microsoft Internet Explorer is prone to a cross-domain information-disclosure vulnerability. This vulnerability may let a malicious website access properties of a site in an arbitrary external domain. Attackers could exploit this issue to gain access to sensitive information that is associated with the external domain.
- Microsoft Internet Explorer 5.0.1
- Microsoft Internet Explorer 5.0.1 SP1
- Microsoft Internet Explorer 5.0.1 SP2
- Microsoft Internet Explorer 5.0.1 SP3
- Microsoft Internet Explorer 5.0.1 SP4
- Microsoft Internet Explorer 5.0.1 SP4
- Microsoft Internet Explorer 5.0.1 for Windows 2000
- Microsoft Internet Explorer 5.0.1 for Windows 95
- Microsoft Internet Explorer 5.0.1 for Windows 98
- Microsoft Internet Explorer 5.0.1 for Windows NT 4.0
- Microsoft Internet Explorer 6.0
- Microsoft Internet Explorer 6.0 SP1
- Nortel Networks CallPilot 1002rp
- Nortel Networks CallPilot 200i
- Nortel Networks CallPilot 201i
- Nortel Networks CallPilot 702t
- Nortel Networks CallPilot 703t
- Nortel Networks Centrex IP Client Manager
- Nortel Networks Centrex IP Element Manager
- Nortel Networks Contact Center - Agent Desktop Display
- Nortel Networks Contact Center - Symposium Agent
Run all software as a nonprivileged user with minimal access rights.
Ensure that all non-administrative tasks, such as browsing the web and reading email, are performed as an unprivileged user with minimal access rights.
Do not follow links provided by unknown or untrusted sources.
Users should never visit sites of questionable integrity or follow links provided by unfamiliar or untrusted sources.
Set web browser security to disable the execution of script code or active content.
Disabling scripting and active content in the Internet Zone may limit exposure to this and other vulnerabilities.
Disable any services that are not needed.
Disable support for HTML email in the email client. This may limit email-based attack vectors for this and other vulnerabilities.
Microsoft has released an advisory to address this and other issues in supported versions of affected applications. MS06-042 has been reissued to address a vulnerability introduced with the previous fixes. Please see BID 19667 (Microsoft Internet Explorer HTTP 1.1 and Compression Long URI Buffer Overflow Vulnerability) for further information on this issue. Microsoft Security Bulletin MS06-042 has been updated to address a flaw in Mshtml.dll that was introduced in the previous fixes. Please see the referenced advisory for more information.
- Nortel - BULLETIN - 2006007223 ] NORTEL RESPONSE TO MICROSOFT SECURITY BULLETIN MS06-042
- Microsoft - Internet Explorer Homepage
- Microsoft - KB926840: Internet Explorer 6 may close unexpectedly, and an access violation ma
- Microsoft - MS06-042 - Cumulative Security Update for Internet Explorer (918899)
This issue was disclosed by the vendor.
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