Read the docs
TI-2009-03739 Aliases CVE-2009-3942GHSA-fq9p-mw8p-ccwj

Martin Lambers msmtp before 1.4.19, when OpenSSL is used, does not properly handle a '\0'…

Priority LOW 31CWE-310Published · 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 · Partial · Partial
Fix status
No fix listed

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

Summary

Martin Lambers msmtp before 1.4.19, when OpenSSL is used, does not properly handle a '\0' character in a domain name in the (1) subject's Common Name or (2) Subject Alternative Name field of an X.509 certificate, which allows man-in-the-middle attackers to spoof arbitrary SSL servers via a crafted certificate issued by a legitimate Certification Authority, a related issue to CVE-2009-2408.

Why it matters now

EPSS 0.0108 65th 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 · 46

CPEVersionsRoleVendor
cpe:2.3:a:martin_lambers:msmtp:*:*:*:*:*:*:*:*up to 1.4.18VulnerableMartin Lambers
cpe:2.3:a:martin_lambers:msmtp:0.2.5:*:*:*:*:*:*:*0.2.5VulnerableMartin Lambers
cpe:2.3:a:martin_lambers:msmtp:0.2.6:*:*:*:*:*:*:*0.2.6VulnerableMartin Lambers
cpe:2.3:a:martin_lambers:msmtp:0.3.0:*:*:*:*:*:*:*0.3.0VulnerableMartin Lambers
cpe:2.3:a:martin_lambers:msmtp:0.3.1:*:*:*:*:*:*:*0.3.1VulnerableMartin Lambers
cpe:2.3:a:martin_lambers:msmtp:0.4.0:*:*:*:*:*:*:*0.4.0VulnerableMartin Lambers
cpe:2.3:a:martin_lambers:msmtp:0.4.1:*:*:*:*:*:*:*0.4.1VulnerableMartin Lambers
cpe:2.3:a:martin_lambers:msmtp:0.4.2:*:*:*:*:*:*:*0.4.2VulnerableMartin Lambers
cpe:2.3:a:martin_lambers:msmtp:0.5.0:*:*:*:*:*:*:*0.5.0VulnerableMartin Lambers
cpe:2.3:a:martin_lambers:msmtp:0.5.1:*:*:*:*:*:*:*0.5.1VulnerableMartin Lambers
  • cpe:2.3:a:martin_lambers:msmtp:*:*:*:*:*:*:*:* Versions up to 1.4.18 Vulnerable ·Martin Lambers
  • cpe:2.3:a:martin_lambers:msmtp:0.2.5:*:*:*:*:*:*:* Versions 0.2.5 Vulnerable ·Martin Lambers
  • cpe:2.3:a:martin_lambers:msmtp:0.2.6:*:*:*:*:*:*:* Versions 0.2.6 Vulnerable ·Martin Lambers
  • cpe:2.3:a:martin_lambers:msmtp:0.3.0:*:*:*:*:*:*:* Versions 0.3.0 Vulnerable ·Martin Lambers
  • cpe:2.3:a:martin_lambers:msmtp:0.3.1:*:*:*:*:*:*:* Versions 0.3.1 Vulnerable ·Martin Lambers
  • cpe:2.3:a:martin_lambers:msmtp:0.4.0:*:*:*:*:*:*:* Versions 0.4.0 Vulnerable ·Martin Lambers
  • cpe:2.3:a:martin_lambers:msmtp:0.4.1:*:*:*:*:*:*:* Versions 0.4.1 Vulnerable ·Martin Lambers
  • cpe:2.3:a:martin_lambers:msmtp:0.4.2:*:*:*:*:*:*:* Versions 0.4.2 Vulnerable ·Martin Lambers
  • cpe:2.3:a:martin_lambers:msmtp:0.5.0:*:*:*:*:*:*:* Versions 0.5.0 Vulnerable ·Martin Lambers
  • cpe:2.3:a:martin_lambers:msmtp:0.5.1:*:*:*:*:*:*:* Versions 0.5.1 Vulnerable ·Martin Lambers
Show 36 more CPE
CPEVersionsRoleVendor
cpe:2.3:a:martin_lambers:msmtp:0.5.2:*:*:*:*:*:*:*0.5.2VulnerableMartin Lambers
cpe:2.3:a:martin_lambers:msmtp:0.5.3:*:*:*:*:*:*:*0.5.3VulnerableMartin Lambers
cpe:2.3:a:martin_lambers:msmtp:0.6.0:*:*:*:*:*:*:*0.6.0VulnerableMartin Lambers
cpe:2.3:a:martin_lambers:msmtp:0.6.1:*:*:*:*:*:*:*0.6.1VulnerableMartin Lambers
cpe:2.3:a:martin_lambers:msmtp:0.6.2:*:*:*:*:*:*:*0.6.2VulnerableMartin Lambers
cpe:2.3:a:martin_lambers:msmtp:0.6.3:*:*:*:*:*:*:*0.6.3VulnerableMartin Lambers
cpe:2.3:a:martin_lambers:msmtp:0.6.4:*:*:*:*:*:*:*0.6.4VulnerableMartin Lambers
cpe:2.3:a:martin_lambers:msmtp:0.6.5:*:*:*:*:*:*:*0.6.5VulnerableMartin Lambers
cpe:2.3:a:martin_lambers:msmtp:0.6.6:*:*:*:*:*:*:*0.6.6VulnerableMartin Lambers
cpe:2.3:a:martin_lambers:msmtp:0.7.0:*:*:*:*:*:*:*0.7.0VulnerableMartin Lambers
cpe:2.3:a:martin_lambers:msmtp:0.7.1:*:*:*:*:*:*:*0.7.1VulnerableMartin Lambers
cpe:2.3:a:martin_lambers:msmtp:0.7.2:*:*:*:*:*:*:*0.7.2VulnerableMartin Lambers
cpe:2.3:a:martin_lambers:msmtp:1.0.0:*:*:*:*:*:*:*1.0.0VulnerableMartin Lambers
cpe:2.3:a:martin_lambers:msmtp:1.2.0:*:*:*:*:*:*:*1.2.0Running onMartin Lambers
cpe:2.3:a:martin_lambers:msmtp:1.2.1:*:*:*:*:*:*:*1.2.1VulnerableMartin Lambers
cpe:2.3:a:martin_lambers:msmtp:1.2.2:*:*:*:*:*:*:*1.2.2VulnerableMartin Lambers
cpe:2.3:a:martin_lambers:msmtp:1.2.3:*:*:*:*:*:*:*1.2.3VulnerableMartin Lambers
cpe:2.3:a:martin_lambers:msmtp:1.2.4:*:*:*:*:*:*:*1.2.4VulnerableMartin Lambers
cpe:2.3:a:martin_lambers:msmtp:1.4.0:*:*:*:*:*:*:*1.4.0VulnerableMartin Lambers
cpe:2.3:a:martin_lambers:msmtp:1.4.1:*:*:*:*:*:*:*1.4.1VulnerableMartin Lambers
cpe:2.3:a:martin_lambers:msmtp:1.4.2:*:*:*:*:*:*:*1.4.2VulnerableMartin Lambers
cpe:2.3:a:martin_lambers:msmtp:1.4.3:*:*:*:*:*:*:*1.4.3VulnerableMartin Lambers
cpe:2.3:a:martin_lambers:msmtp:1.4.4:*:*:*:*:*:*:*1.4.4VulnerableMartin Lambers
cpe:2.3:a:martin_lambers:msmtp:1.4.5:*:*:*:*:*:*:*1.4.5VulnerableMartin Lambers
cpe:2.3:a:martin_lambers:msmtp:1.4.6:*:*:*:*:*:*:*1.4.6VulnerableMartin Lambers
cpe:2.3:a:martin_lambers:msmtp:1.4.7:*:*:*:*:*:*:*1.4.7VulnerableMartin Lambers
cpe:2.3:a:martin_lambers:msmtp:1.4.8:*:*:*:*:*:*:*1.4.8VulnerableMartin Lambers
cpe:2.3:a:martin_lambers:msmtp:1.4.9:*:*:*:*:*:*:*1.4.9VulnerableMartin Lambers
cpe:2.3:a:martin_lambers:msmtp:1.4.10:*:*:*:*:*:*:*1.4.10VulnerableMartin Lambers
cpe:2.3:a:martin_lambers:msmtp:1.4.11:*:*:*:*:*:*:*1.4.11Running onMartin Lambers
cpe:2.3:a:martin_lambers:msmtp:1.4.12:*:*:*:*:*:*:*1.4.12VulnerableMartin Lambers
cpe:2.3:a:martin_lambers:msmtp:1.4.13:*:*:*:*:*:*:*1.4.13VulnerableMartin Lambers
cpe:2.3:a:martin_lambers:msmtp:1.4.14:*:*:*:*:*:*:*1.4.14VulnerableMartin Lambers
cpe:2.3:a:martin_lambers:msmtp:1.4.15:*:*:*:*:*:*:*1.4.15VulnerableMartin Lambers
cpe:2.3:a:martin_lambers:msmtp:1.4.16:*:*:*:*:*:*:*1.4.16VulnerableMartin Lambers
cpe:2.3:a:martin_lambers:msmtp:1.4.17:*:*:*:*:*:*:*1.4.17VulnerableMartin Lambers
  • cpe:2.3:a:martin_lambers:msmtp:0.5.2:*:*:*:*:*:*:* Versions 0.5.2 Vulnerable ·Martin Lambers
  • cpe:2.3:a:martin_lambers:msmtp:0.5.3:*:*:*:*:*:*:* Versions 0.5.3 Vulnerable ·Martin Lambers
  • cpe:2.3:a:martin_lambers:msmtp:0.6.0:*:*:*:*:*:*:* Versions 0.6.0 Vulnerable ·Martin Lambers
  • cpe:2.3:a:martin_lambers:msmtp:0.6.1:*:*:*:*:*:*:* Versions 0.6.1 Vulnerable ·Martin Lambers
  • cpe:2.3:a:martin_lambers:msmtp:0.6.2:*:*:*:*:*:*:* Versions 0.6.2 Vulnerable ·Martin Lambers
  • cpe:2.3:a:martin_lambers:msmtp:0.6.3:*:*:*:*:*:*:* Versions 0.6.3 Vulnerable ·Martin Lambers
  • cpe:2.3:a:martin_lambers:msmtp:0.6.4:*:*:*:*:*:*:* Versions 0.6.4 Vulnerable ·Martin Lambers
  • cpe:2.3:a:martin_lambers:msmtp:0.6.5:*:*:*:*:*:*:* Versions 0.6.5 Vulnerable ·Martin Lambers
  • cpe:2.3:a:martin_lambers:msmtp:0.6.6:*:*:*:*:*:*:* Versions 0.6.6 Vulnerable ·Martin Lambers
  • cpe:2.3:a:martin_lambers:msmtp:0.7.0:*:*:*:*:*:*:* Versions 0.7.0 Vulnerable ·Martin Lambers
  • cpe:2.3:a:martin_lambers:msmtp:0.7.1:*:*:*:*:*:*:* Versions 0.7.1 Vulnerable ·Martin Lambers
  • cpe:2.3:a:martin_lambers:msmtp:0.7.2:*:*:*:*:*:*:* Versions 0.7.2 Vulnerable ·Martin Lambers
  • cpe:2.3:a:martin_lambers:msmtp:1.0.0:*:*:*:*:*:*:* Versions 1.0.0 Vulnerable ·Martin Lambers
  • cpe:2.3:a:martin_lambers:msmtp:1.2.0:*:*:*:*:*:*:* Versions 1.2.0 Running on ·Martin Lambers
  • cpe:2.3:a:martin_lambers:msmtp:1.2.1:*:*:*:*:*:*:* Versions 1.2.1 Vulnerable ·Martin Lambers
  • cpe:2.3:a:martin_lambers:msmtp:1.2.2:*:*:*:*:*:*:* Versions 1.2.2 Vulnerable ·Martin Lambers
  • cpe:2.3:a:martin_lambers:msmtp:1.2.3:*:*:*:*:*:*:* Versions 1.2.3 Vulnerable ·Martin Lambers
  • cpe:2.3:a:martin_lambers:msmtp:1.2.4:*:*:*:*:*:*:* Versions 1.2.4 Vulnerable ·Martin Lambers
  • cpe:2.3:a:martin_lambers:msmtp:1.4.0:*:*:*:*:*:*:* Versions 1.4.0 Vulnerable ·Martin Lambers
  • cpe:2.3:a:martin_lambers:msmtp:1.4.1:*:*:*:*:*:*:* Versions 1.4.1 Vulnerable ·Martin Lambers
  • cpe:2.3:a:martin_lambers:msmtp:1.4.2:*:*:*:*:*:*:* Versions 1.4.2 Vulnerable ·Martin Lambers
  • cpe:2.3:a:martin_lambers:msmtp:1.4.3:*:*:*:*:*:*:* Versions 1.4.3 Vulnerable ·Martin Lambers
  • cpe:2.3:a:martin_lambers:msmtp:1.4.4:*:*:*:*:*:*:* Versions 1.4.4 Vulnerable ·Martin Lambers
  • cpe:2.3:a:martin_lambers:msmtp:1.4.5:*:*:*:*:*:*:* Versions 1.4.5 Vulnerable ·Martin Lambers
  • cpe:2.3:a:martin_lambers:msmtp:1.4.6:*:*:*:*:*:*:* Versions 1.4.6 Vulnerable ·Martin Lambers
  • cpe:2.3:a:martin_lambers:msmtp:1.4.7:*:*:*:*:*:*:* Versions 1.4.7 Vulnerable ·Martin Lambers
  • cpe:2.3:a:martin_lambers:msmtp:1.4.8:*:*:*:*:*:*:* Versions 1.4.8 Vulnerable ·Martin Lambers
  • cpe:2.3:a:martin_lambers:msmtp:1.4.9:*:*:*:*:*:*:* Versions 1.4.9 Vulnerable ·Martin Lambers
  • cpe:2.3:a:martin_lambers:msmtp:1.4.10:*:*:*:*:*:*:* Versions 1.4.10 Vulnerable ·Martin Lambers
  • cpe:2.3:a:martin_lambers:msmtp:1.4.11:*:*:*:*:*:*:* Versions 1.4.11 Running on ·Martin Lambers
  • cpe:2.3:a:martin_lambers:msmtp:1.4.12:*:*:*:*:*:*:* Versions 1.4.12 Vulnerable ·Martin Lambers
  • cpe:2.3:a:martin_lambers:msmtp:1.4.13:*:*:*:*:*:*:* Versions 1.4.13 Vulnerable ·Martin Lambers
  • cpe:2.3:a:martin_lambers:msmtp:1.4.14:*:*:*:*:*:*:* Versions 1.4.14 Vulnerable ·Martin Lambers
  • cpe:2.3:a:martin_lambers:msmtp:1.4.15:*:*:*:*:*:*:* Versions 1.4.15 Vulnerable ·Martin Lambers
  • cpe:2.3:a:martin_lambers:msmtp:1.4.16:*:*:*:*:*:*:* Versions 1.4.16 Vulnerable ·Martin Lambers
  • cpe:2.3:a:martin_lambers:msmtp:1.4.17:*:*:*:*:*:*:* Versions 1.4.17 Vulnerable ·Martin Lambers

Remediation

No fixed version listed by the sources yet.

Vendor assessments

Red Hat

Red Hat's page for this CVE →

Not affected: 1 product
  • Red Hat

Timeline

  1. 2026-10-02 Threatist record created from CVE-2009-3942
  2. 2026-10-03 Alias added: GHSA-fq9p-mw8p-ccwj

References

Advisory 2

Other 1

Sources

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