CVE-2009-2666 – fetchmail: SSL null terminator bypass

https://notcve.org/view.php?id=CVE-2009-2666

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. socket.c en fetchmail antes de v6.3.11 no maneja correctamente un caracter '\ 0' en el nombre de dominio en el campo Common Name (CN) de un certificado X.509, lo cual permite a atacacantes hombre-en-el-medio (man-in-the-middle) suplantar servidores SSL a su elección a través de certificados manipulados expedidos por una Autoridad de Certificación (CA) legítima, una cuestión relacionada con CVE-2009-2408. • 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/36175 http://secunia.com/advisories/36179 http://secunia.com/advisories/36236 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 • CWE-310: Cryptographic Issues •