ProFTPD Backdoor Unauthorized Access Vulnerability
ProFTPD is prone to an unauthorized-access vulnerability due to a backdoor in certain versions of the application.
Exploiting this issue allows remote attackers to execute arbitrary system commands with superuser privileges.
The issue affects the ProFTPD 1.3.3c package downloaded between November 28 and December 2, 2010.
The MD5 sums of the unaffected ProFTPD 1.3.3c source packages are as follows:
Files with MD5 sums other than those listed above should be considered affected.