BID:11447

Microsoft Outlook Express Plaintext Email Security Policy Bypass Vulnerability

Info

Microsoft Outlook Express Plaintext Email Security Policy Bypass Vulnerability

Bugtraq ID:	11447
Class:	Design Error
CVE:
Remote:	Yes
Local:	No
Published:	Oct 18 2004 12:00AM
Updated:	Oct 18 2004 12:00AM
Credit:	Discovery of this vulnerability is credited to "[email protected]" <[email protected]>.
Vulnerable:	Microsoft Outlook Express 5.0.1 Microsoft Outlook Express 4.72.3612 Microsoft Outlook Express 4.72.3120 Microsoft Outlook Express 4.72.2106 Microsoft Outlook Express 4.27.3110 Microsoft Outlook Express 4.0.1 SP2 Microsoft Outlook Express 6.0 SP1 + Microsoft Windows XP 64-bit Edition SP1 + Microsoft Windows XP 64-bit Edition SP1 + Microsoft Windows XP Home SP1 + Microsoft Windows XP Home SP1 + Microsoft Windows XP Professional SP1 + Microsoft Windows XP Professional SP1 Microsoft Outlook Express 6.0 + Microsoft Windows Server 2003 Datacenter Edition + Microsoft Windows Server 2003 Datacenter Edition + Microsoft Windows Server 2003 Datacenter Edition + Microsoft Windows Server 2003 Datacenter Edition Itanium 0 + Microsoft Windows Server 2003 Datacenter Edition Itanium 0 + Microsoft Windows Server 2003 Datacenter Edition Itanium 0 + Microsoft Windows Server 2003 Enterprise Edition + Microsoft Windows Server 2003 Enterprise Edition + Microsoft Windows Server 2003 Enterprise Edition + Microsoft Windows Server 2003 Enterprise Edition Itanium 0 + Microsoft Windows Server 2003 Enterprise Edition Itanium 0 + Microsoft Windows Server 2003 Enterprise Edition Itanium 0 + Microsoft Windows Server 2003 Itanium SP2 + Microsoft Windows Server 2003 Itanium SP2 + Microsoft Windows Server 2003 Itanium SP1 + Microsoft Windows Server 2003 Itanium SP1 + Microsoft Windows Server 2003 Standard Edition + Microsoft Windows Server 2003 Standard Edition + Microsoft Windows Server 2003 Standard Edition + Microsoft Windows Server 2003 Standard x64 Edition + Microsoft Windows Server 2003 Standard x64 Edition + Microsoft Windows Server 2003 Web Edition + Microsoft Windows Server 2003 Web Edition + Microsoft Windows Server 2003 Web Edition + Microsoft Windows Server 2003 x64 SP2 + Microsoft Windows Server 2003 x64 SP2 + Microsoft Windows XP 64-bit Edition + Microsoft Windows XP 64-bit Edition + Microsoft Windows XP Home + Microsoft Windows XP Home + Microsoft Windows XP Home + Microsoft Windows XP Media Center Edition SP2 + Microsoft Windows XP Media Center Edition SP2 + Microsoft Windows XP Media Center Edition + Microsoft Windows XP Media Center Edition + Microsoft Windows XP Media Center Edition + Microsoft Windows XP Professional + Microsoft Windows XP Professional + Microsoft Windows XP Professional + Microsoft Windows XP Professional x64 Edition SP2 + Microsoft Windows XP Professional x64 Edition SP2 + Microsoft Windows XP Tablet PC Edition SP2 + Microsoft Windows XP Tablet PC Edition SP2 + Microsoft Windows XP Tablet PC Edition + Microsoft Windows XP Tablet PC Edition Microsoft Outlook Express 5.5 SP2 + Microsoft Windows 2000 Advanced Server SP4 + Microsoft Windows 2000 Advanced Server SP4 + Microsoft Windows 2000 Advanced Server SP3 + Microsoft Windows 2000 Advanced Server SP3 + Microsoft Windows 2000 Datacenter Server SP4 + Microsoft Windows 2000 Datacenter Server SP4 + Microsoft Windows 2000 Datacenter Server SP3 + Microsoft Windows 2000 Datacenter Server SP3 + Microsoft Windows 2000 Professional SP4 + Microsoft Windows 2000 Professional SP4 + Microsoft Windows 2000 Professional SP3 + Microsoft Windows 2000 Professional SP3 + Microsoft Windows 2000 Server SP4 + Microsoft Windows 2000 Server SP4 + Microsoft Windows 2000 Server SP3 + Microsoft Windows 2000 Server SP3 + Microsoft Windows ME + Microsoft Windows ME Microsoft Outlook Express 5.5 SP1 Microsoft Outlook Express 5.5 + Microsoft Internet Explorer 5.0.1 for Windows NT 4.0 + Microsoft Internet Explorer 5.0.1 for Windows NT 4.0 + Microsoft Internet Explorer 5.0.1 for Windows 98 + Microsoft Internet Explorer 5.0.1 for Windows 98 + Microsoft Internet Explorer 5.0.1 for Windows 95 + Microsoft Internet Explorer 5.0.1 for Windows 95 + Microsoft Internet Explorer 5.0.1 for Windows 2000 + Microsoft Internet Explorer 5.0.1 for Windows 2000 + Microsoft Internet Explorer 5.0.1 + Microsoft Internet Explorer 5.0.1 + Microsoft Internet Explorer 5.5 + Microsoft Internet Explorer 5.5 - Microsoft Windows 2000 Professional - Microsoft Windows 2000 Professional - Microsoft Windows 95 - Microsoft Windows 95 - Microsoft Windows 98 - Microsoft Windows 98 - Microsoft Windows 98SE - Microsoft Windows 98SE - Microsoft Windows NT 4.0 - Microsoft Windows NT 4.0 Microsoft Outlook Express 5.0 Microsoft Outlook Express 4.0

Not Vulnerable:

Discussion

Microsoft Outlook Express Plaintext Email Security Policy Bypass Vulnerability

Microsoft Outlook Express is reported prone to a security policy bypass vulnerability.

The vulnerability presents itself if an attached image file is referenced using a specially crafted CID URI.

This will result in a policy bypass because the image will be automatically rendered when the email is viewed in Outlook Express.

Exploit / POC

Microsoft Outlook Express Plaintext Email Security Policy Bypass Vulnerability

The following proof of concept is supplied by http-equiv:

<CENTER><IMG SRC="CID:{F69034DE-F779-4AA2-B5A9-
7413133C2A29}/malware.JPG"></CENTER>

Solution / Fix

Microsoft Outlook Express Plaintext Email Security Policy Bypass Vulnerability

Solution:
Currently we are not aware of any vendor-supplied patches for this issue. If you feel we are in error or are aware of more recent information, please mail us at: [email protected] <mailto:[email protected]>.

References

Microsoft Outlook Express Plaintext Email Security Policy Bypass Vulnerability

References:

Technet Security (Microsoft)