Read the docs
TI-2007-06270 Aliases CVE-2007-6573GHSA-phxv-6mj6-69g6

QK SMTP Server 3 allows remote attackers to cause a denial of service (daemon crash) via…

Priority LOW 37CWE-20Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
— Not recorded in CVSS 2.0
Attack complexity
Low
Impact type
—
Confidentiality · integrity · availability
None · None · Complete
Fix status
No fix listed

Attack profile from CVSS 2.0 · NVD. Fix status from CNA.

Summary

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.

Why it matters now

EPSS 0.01612 76th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

VendorProductAffected versionsFixed inStatusSource
——all versions—No fix listedCNA
  • — Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:a:qksoft:qk_smtp_server_3:*:*:*:*:*:*:*:*all versionsVulnerableQksoft
  • cpe:2.3:a:qksoft:qk_smtp_server_3:*:*:*:*:*:*:*:* Versions all versions Vulnerable ·Qksoft

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2007-6573
  2. 2026-10-03 Alias added: GHSA-phxv-6mj6-69g6

References

Advisory 1

Other 1

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences