Unrated severityNVD Advisory· Published May 4, 2004· Updated Jun 16, 2026
CVE-2004-0380
CVE-2004-0380
Description
The MHTML protocol handler in Microsoft Outlook Express 5.5 SP2 through Outlook Express 6 SP1 allows remote attackers to bypass domain restrictions and execute arbitrary code, as demonstrated on Internet Explorer using script in a compiled help (CHM) file that references the InfoTech Storage (ITS) protocol handlers such as (1) ms-its, (2) ms-itss, (3) its, or (4) mk:@MSITStore, aka the "MHTML URL Processing Vulnerability."
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Affected products
4cpe:2.3:a:microsoft:outlook_express:5.5:*:*:*:*:*:*:*+ 2 more
- cpe:2.3:a:microsoft:outlook_express:5.5:*:*:*:*:*:*:*
- cpe:2.3:a:microsoft:outlook_express:6.0:*:*:*:*:*:*:*
- (no CPE)range: 5.5 SP2 through 6 SP1
Patches
Vulnerability mechanics
References
14- www.securityfocus.com/archive/1/354447nvdPatchVendor Advisory
- www.securityfocus.com/archive/1/358913nvdExploitPatchVendor Advisory
- www.kb.cert.org/vuls/id/323070nvdUS Government Resource
- www.us-cert.gov/cas/techalerts/TA04-104A.htmlnvdUS Government Resource
- secunia.com/advisories/10523nvd
- www.k-otik.net/bugtraq/02.18.InternetExplorer.phpnvd
- www.securityfocus.com/bid/9105nvd
- www.securityfocus.com/bid/9658nvd
- docs.microsoft.com/en-us/security-updates/securitybulletins/2004/ms04-013nvd
- exchange.xforce.ibmcloud.com/vulnerabilities/15705nvd
- oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A1010nvd
- oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A1028nvd
- oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A882nvd
- oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A990nvd
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