Vulnerability Description
socket.c in fetchmail before 6.3.11 does not properly handle a '\0' character in a domain name in the subject's Common Name (CN) 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 |
|---|---|---|
| Fetchmail | Fetchmail | <= 6.3.10 |
Related Weaknesses (CWE)
References
- http://fetchmail.berlios.de/fetchmail-SA-2009-01.txt
- http://lists.apple.com/archives/security-announce/2009/Nov/msg00000.html
- http://marc.info/?l=oss-security&m=124949601207156&w=2
- http://osvdb.org/56855
- http://secunia.com/advisories/36175Vendor Advisory
- http://secunia.com/advisories/36179Vendor Advisory
- http://secunia.com/advisories/36236Vendor Advisory
- http://support.apple.com/kb/HT3937
- http://www.debian.org/security/2009/dsa-1852
- http://www.mandriva.com/security/advisories?name=MDVSA-2009:201
- http://www.securityfocus.com/archive/1/505530/100/0/threaded
- http://www.securityfocus.com/bid/35951
- http://www.securitytracker.com/id?1022679
- http://www.slackware.com/security/viewer.php?l=slackware-security&y=2009&m=slack
- http://www.vupen.com/english/advisories/2009/2155Vendor Advisory
FAQ
What is CVE-2009-2666?
CVE-2009-2666 is a vulnerability with a CVSS score of 6.4 (MEDIUM). socket.c in fetchmail before 6.3.11 does not properly handle a '\0' character in a domain name in the subject's Common Name (CN) field of an X.509 certificate, which allows man-in-the-middle attackers...
How severe is CVE-2009-2666?
CVE-2009-2666 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-2009-2666?
Check the references section above for vendor advisories and patch information. Affected products include: Fetchmail Fetchmail.