Mandriva Linux Security Advisory : proftpd (MDVSA-2009:288)
Medium Nessus Plugin ID 42240
SynopsisThe remote Mandriva Linux host is missing one or more security updates.
DescriptionA vulnerability has been identified and corrected in proftpd :
The mod_tls module in ProFTPD before 1.3.2b, and 1.3.3 before 1.3.3rc2, when the dNSNameRequired TLS option is enabled, does not properly handle a '�' character in a domain name in the Subject Alternative Name field of an X.509 client certificate, which allows remote attackers to bypass intended client-hostname restrictions via a crafted certificate issued by a legitimate Certification Authority, a related issue to CVE-2009-2408 (CVE-2009-3639).
This update fixes this vulnerability.
SolutionUpdate the affected packages.