
CVE-2013-6171 – Ubuntu Security Notice USN-3556-2
https://notcve.org/view.php?id=CVE-2013-6171
09 Dec 2013 — checkpassword-reply in Dovecot before 2.2.7 performs setuid operations to a user who is authenticating, which allows local users to bypass authentication and access virtual email accounts by attaching to the process and using a restricted file descriptor to modify account information in the response to the dovecot-auth server. checkpassword-reply en Dovecot anteriores a 2.2.7 ejecuta operaciones setuid a usuarios que se están autenticando, lo cual permite a usuarios locales sortear la autenticación y accede... • http://cpanel.net/tsr-2013-0010-full-disclosure • CWE-287: Improper Authentication •

CVE-2011-4318 – dovecot: proxy destination host name not checked against SSL certificate name
https://notcve.org/view.php?id=CVE-2011-4318
07 Mar 2013 — Dovecot 2.0.x before 2.0.16, when ssl or starttls is enabled and hostname is used to define the proxy destination, does not verify that the server hostname matches a domain name in the subject's Common Name (CN) of the X.509 certificate, which allows man-in-the-middle attackers to spoof SSL servers via a valid certificate for a different hostname. Dovecot v2.0.x antes de v2.0.16, cuando ssl o starttls está disponible y hostname se usa para definir la destinación del proxy, que no verifica que el servidor ho... • http://hg.dovecot.org/dovecot-2.0/rev/5e9eaf63a6b1 • CWE-20: Improper Input Validation •