Hackfail.htb ((free)) «SECURE - Series»

If Fail2ban is improperly configured to parse untrusted input using loose regular expressions, it becomes vulnerable to log injection. Testing for Log Injection

A common path involves an LFI vulnerability in the web app, combined with log poisoning (e.g., Apache logs) or leveraging php://input to achieve Remote Code Execution (RCE). hackfail.htb

Check /mnt or other unusual directories for files belonging to the host system. If Fail2ban is improperly configured to parse untrusted

After gaining a shell as a low-privileged user (e.g., www-data ), the focus shifts to the internal system. Internal Enumeration Using scripts like LinPEAS , you can quickly scan for: Standard binaries with unusual permissions. After gaining a shell as a low-privileged user (e

Older versions of Gitea are susceptible to various vulnerabilities, including through Git hooks. If you can gain administrative access to a repository, you can often execute commands on the underlying server. The Attack Path