Vulnerability Description
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.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Martin Lambers | Msmtp | <= 1.4.18 |
Related Weaknesses (CWE)
References
- http://lists.opensuse.org/opensuse-security-announce/2010-01/msg00007.html
- http://msmtp.sourceforge.net/news.html
- http://secunia.com/advisories/37321Vendor Advisory
- http://www.vupen.com/english/advisories/2009/3224Vendor Advisory
- http://lists.opensuse.org/opensuse-security-announce/2010-01/msg00007.html
- http://msmtp.sourceforge.net/news.html
- http://secunia.com/advisories/37321Vendor Advisory
- http://www.vupen.com/english/advisories/2009/3224Vendor Advisory
FAQ
What is CVE-2009-3942?
CVE-2009-3942 is a vulnerability with a CVSS score of 6.4 (MEDIUM). 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 ...
How severe is CVE-2009-3942?
CVE-2009-3942 has been rated MEDIUM with a CVSS base score of 6.4/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2009-3942?
Check the references section above for vendor advisories and patch information. Affected products include: Martin Lambers Msmtp.