CVE-2010-20103 — ProFTPD 1.3.3c Backdoor Command Execution
A malicious backdoor was embedded in the official ProFTPD 1.3.3c source tarball distributed between November 28 and December 2, 2010. The backdoor implements a hidden FTP comman…
Published: 2025-08-20 · CVSS: 9.3 · CVSS 4.0
A malicious backdoor was embedded in the official ProFTPD 1.3.3c source tarball distributed between November 28 and December 2, 2010. The backdoor implements a hidden FTP command trigger that, when invoked, causes the server to execute arbitrary shell commands with root privileges. This allows remote, unauthenticated attackers to run any OS command on the FTP server host.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7