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CVE-2006-0977

Craig Morrison Mail Transport System Professional (aka MTS Pro) acts as an open relay when...

5.0 Medium

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.

Exploit likelihood

1.70%Up 0.5 points since Feb 4, 2022
90%50%10%1%

What each source reports

NVD Score used 5.0

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.

Record
CVE-2006-0977
CVSS 2.0
5.0 MediumAV:N/AC:L/Au:N/C:N/I:P/A:N
Updated
2026-11-02
CVE List No score

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.

Record
CVE-2006-0977
Updated
2026-11-02
EUVDEUVD-2006-0980 No score

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.

Record
EUVD-2006-0980
Updated
2026-11-03
GitHub AdvisoriesGHSA-gx46-jj8m-4x8v No score

Craig Morrison Mail Transport System Professional (aka MTS Pro) acts as an open relay when...

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.

Record
GHSA-gx46-jj8m-4x8v
Updated
2026-11-02

Affected products

History

History
RecordedChangedSources
aliasesEUVD
first indexedCVE List, GitHub Advisories, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2006-0977 is a medium vulnerability (CVSS 5.0) in Craig Morrison Mts Pro, published March 3, 2006. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.70%, the 77th percentile. No source names a fixed version.

References

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