CVE-2003-0904

Name: CVE-2003-0904
Creator: NVD / NIST
Published: 2004-01-20T05:00:00+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 8.16%

Last modified Jun 16, 2026

CVE-2003-0904 is a vulnerability of currently unknown severity. Microsoft Exchange 2003 and Outlook Web Access (OWA), when configured to use NTLM authentication, does not properly reuse HTTP connections, which can cause OWA users to view mailboxes of other users when Kerberos has been disabled as an authentication method for IIS 6.0, e.g. when SharePoint Services 2.0 is installed.. EPSS estimates a 8.16% chance of exploitation in the next 30 days.

Description

Microsoft Exchange 2003 and Outlook Web Access (OWA), when configured to use NTLM authentication, does not properly reuse HTTP connections, which can cause OWA users to view mailboxes of other users when Kerberos has been disabled as an authentication method for IIS 6.0, e.g. when SharePoint Services 2.0 is installed.

Metrics

EPSS Probability

8.16%

94.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-200

Affected Software

Vendor	Product	Versions
Microsoft	Exchange Server	2003
Microsoft	Sharepoint Services	2.0
Microsoft	Windows Server 2003	All versions
Microsoft	Windows Server 2003	r2

References

http://secunia.com/advisories/10615Third Party Advisory
http://www.kb.cert.org/vuls/id/530660Third Party Advisory, US Government Resource
http://www.microsoft.com/exchange/support/e2k3owa.aspPatch, Vendor Advisory
http://www.ntbugtraq.com/default.asp?pid=36&sid=1&A2=ind0311&L=ntbugtraq&F=P&S=&P=9281Third Party Advisory
http://www.securityfocus.com/bid/9118Third Party Advisory, VDB Entry
http://www.securityfocus.com/bid/9409Third Party Advisory, VDB Entry
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2004/ms04-002Patch, Vendor Advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/13869Third Party Advisory, VDB Entry
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A477Third Party Advisory
http://secunia.com/advisories/10615Third Party Advisory
http://www.kb.cert.org/vuls/id/530660Third Party Advisory, US Government Resource
http://www.microsoft.com/exchange/support/e2k3owa.aspPatch, Vendor Advisory
http://www.ntbugtraq.com/default.asp?pid=36&sid=1&A2=ind0311&L=ntbugtraq&F=P&S=&P=9281Third Party Advisory
http://www.securityfocus.com/bid/9118Third Party Advisory, VDB Entry
http://www.securityfocus.com/bid/9409Third Party Advisory, VDB Entry
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2004/ms04-002Patch, Vendor Advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/13869Third Party Advisory, VDB Entry
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A477Third Party Advisory

Timeline

Published: Jan 20, 2004
Last Modified: Jun 16, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2003-0904?

How severe is CVE-2003-0904?

Severity scoring for CVE-2003-0904 is pending analysis. The EPSS model estimates a 8.16% probability of exploitation in the next 30 days.

How do I fix CVE-2003-0904?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2003-0904?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST