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CVE-2003-0904
Microsoft Exchange 2003 and Outlook Web Access (OWA), when configured to use NTLM authentication, does not properly reuse HTTP…
Medium6.0EPSS 8.2%
- Published
- Updated
- Reserved
- Assigned by
- mitre
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.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | Medium6.0 | AV:N/AC:M/Au:S/C:P/I:P/A:P |
- EPSS (exploitation in 30 days)
- 8.2% · top 5.1% of all CVEs (4 Nov 2026)
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The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 6.0.
Weakness
Affected products
n/a
- affected n/a
References (9)
- 9409 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- VU#530660 (opens in a new tab)third-party-advisoryx_refsource_CERT-VNx_transferred
- oval:org.mitre.oval:def:477 (opens in a new tab)vdb-entrysignaturex_refsource_OVALx_transferred
- 9118 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- 10615 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- http://www.microsoft.com/exchange/support/e2k3owa.asp (opens in a new tab)x_refsource_CONFIRMx_transferred
- exchange-owa-account-access(13869) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
- MS04-002 (opens in a new tab)vendor-advisoryx_refsource_MSx_transferred
- 20031114 Exchange 2003 OWA major security flaw (opens in a new tab)mailing-listx_refsource_NTBUGTRAQx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
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[](https://trackcve.app/cve/CVE-2003-0904)Record last updated .