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CVE-2004-2703
Clearswift MIMEsweeper 5.0.5, when it has been upgraded from MAILsweeper for SMTP version 4.3 or MAILsweeper Business Suite I or II,…
Medium4.3EPSS 1.1%
- Published
- Updated
- Reserved
- Assigned by
- mitre
Description
Clearswift MIMEsweeper 5.0.5, when it has been upgraded from MAILsweeper for SMTP version 4.3 or MAILsweeper Business Suite I or II, allows remote attackers to bypass scanning by including encrypted data in a mail message, which causes the message to be marked as "Clean" instead of "Encrypted".
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | Medium4.3 | AV:N/AC:M/Au:N/C:N/I:P/A:N |
- EPSS (exploitation in 30 days)
- 1.1% · top 34% of all CVEs (3 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 4.3.
Weakness
Affected products
n/a
- affected n/a
References (5)
- mimesweeper-smtp-scan-bypass(18035) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
- 11669 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- 13160 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- 11602 (opens in a new tab)vdb-entryx_refsource_OSVDBx_transferred
- http://download.mimesweeper.com/www/TechnicalDocumentation/MSWSMTP505UpdateReadMe.htm (opens in a new tab)x_refsource_CONFIRMx_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)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2004-2703)Record last updated .