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CVE-2006-0977
Craig Morrison Mail Transport System Professional (aka MTS Pro) acts as an open relay when configured to relay all mail through an…
Medium5.0EPSS 1.7%
- Published
- Updated
- Reserved
- Assigned by
- mitre
Description
Craig Morrison Mail Transport System Professional (aka MTS Pro) acts as an open relay when configured to relay all mail through an external SMTP server, which allows remote attackers to relay mail by connecting to the MTS Pro server, then sending a MAIL FROM that specifies a domain that is local to the server.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | Medium5.0 | AV:N/AC:L/Au:N/C:N/I:P/A:N |
- EPSS (exploitation in 30 days)
- 1.7% · top 23% of all CVEs (6 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.0.
Weakness
- n/a
Affected products
n/a
- affected n/a
References (5)
- ADV-2006-0786 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
- 19067 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- 16840 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- 20060225 Mail Transport System Professional--Open Relay Hole (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
- mts-mail-relay(24985) (opens in a new tab)vdb-entryx_refsource_XFx_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-2006-0977)Record last updated .