If you are running an outdated version of VSFTPD, secure your system immediately by taking the following steps:
In July 2011, an unknown attacker compromised the master download server for VSFTPD. They replaced the legitimate source code archive for version 2.3.4 with a malicious version. vsftpd 208 exploit github link
using the following terms (filter by "public" and "educational" licenses): If you are running an outdated version of
The vsftpd 2.0.8 exploit is a remote code execution vulnerability that occurs when an attacker sends a crafted FTP command to the vulnerable server. This allows the attacker to execute arbitrary code on the system, potentially leading to a full system compromise. This allows the attacker to execute arbitrary code
You can test for the backdoor without executing any harmful commands.
: Several developers have rewritten the exploit in Python for manual testing, such as vsftpd-exploitation by David Lares or Vsftpd-2.3.4-Exploit .