[Security] Fix HIGH vulnerability: V-001

[orbisai0security]

Security Fix

This PR addresses a HIGH severity vulnerability detected by our security scanner.

Security Impact Assessment

Aspect	Rating	Rationale
Impact	High	In the context of CUPP, a password wordlist generator tool, exploitation could allow overwriting critical system files like /etc/passwd if the script is run with elevated permissions, potentially leading to privilege escalation or system compromise; since CUPP is a command-line tool often used in penetration testing environments, this could expose sensitive user data or disrupt security audits by corrupting output files or system configurations.
Likelihood	Medium	CUPP is a standalone Python script typically downloaded and run locally by security professionals or individuals for generating password lists, reducing exposure to remote attacks; however, exploitation is possible if an attacker can influence command-line arguments, such as through social engineering to trick a user into specifying a malicious output path, or in automated scripts where input is not controlled, though it requires the victim to execute the tool themselves.
Ease of Fix	Easy	The fix involves sanitizing the output file path in cupp.py, such as using os.path.basename to prevent path traversal or adding validation to reject absolute paths and parent directory references; this is a simple code modification in a single file with minimal risk of breaking changes, requiring only basic testing to ensure wordlist generation still functions correctly.

Vulnerability Details

• Rule ID: V-001
• File: cupp.py
• Description: The script accepts an output file path via the '-o' command-line argument and uses it directly to open a file for writing. The input is not sanitized, allowing for path traversal attacks. An attacker can provide a payload like '../../etc/passwd' to overwrite arbitrary files on the system, limited only by the permissions of the user executing the script.

Changes Made

This automated fix addresses the vulnerability by applying security best practices.

Files Modified

• cupp.py

Verification

This fix has been automatically verified through:

• ✅ Build verification
• ✅ Scanner re-scan
• ✅ LLM code review

🤖 This PR was automatically generated.