CVE-2007-6573

Name: CVE-2007-6573
Creator: NVD / NIST
Published: 2007-12-28T21:46:00+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 1.61%

Last modified Jun 16, 2026

CVE-2007-6573 is a vulnerability of currently unknown severity. QK SMTP Server 3 allows remote attackers to cause a denial of service (daemon crash) via a long (1) HELO, (2) MAIL FROM, or (3) RCPT TO command; or (4) a long string in the message sent after the DATA command; possibly a related issue to CVE-2006-5551.. EPSS estimates a 1.61% chance of exploitation in the next 30 days.

Description

QK SMTP Server 3 allows remote attackers to cause a denial of service (daemon crash) via a long (1) HELO, (2) MAIL FROM, or (3) RCPT TO command; or (4) a long string in the message sent after the DATA command; possibly a related issue to CVE-2006-5551.

Metrics

EPSS Probability

1.61%

72.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-20

Affected Software

Vendor	Product	Versions
Qksoft	Qk Smtp Server 3	All versions

References

Timeline

Published: Dec 28, 2007
Last Modified: Jun 16, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2007-6573?

How severe is CVE-2007-6573?

Severity scoring for CVE-2007-6573 is pending analysis. The EPSS model estimates a 1.61% probability of exploitation in the next 30 days.

How do I fix CVE-2007-6573?

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-2007-6573?

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

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Source: NVD / NIST