CVE-2009-2666 Security feature bypass in n/a
Man-in-the-middle attackers can spoof SSL servers via crafted certificates due to improper null character handling in fetchmail.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2009-2666?
CVE-2009-2666 is a medium-severity vulnerability in n/a, published on 7 Aug 2009. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official 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.
Weakness: CWE-310
Which versions are affected by CVE-2009-2666?
It affects 1 product.
Products include Fetchmail Fetchmail.
How do I fix CVE-2009-2666?
Upgrade to a fixed version.
Is CVE-2009-2666 being exploited?
There is no known exploitation of CVE-2009-2666 in the wild and no public exploit code.
Other vulnerabilities in n/a
Sources
Also known as DEBIAN-CVE-2009-2666, DSA-1852-1, GHSA-f5g6-55mc-jx72.