Xxca.ss.iexx.zip

To prevent this vulnerability, sanitize all filenames during extraction. Ensure that the target extraction path is within the designated destination folder.

Result: The file is written to /var/www/html/ instead of /var/www/html/uploads/ . 5. Remediation Recommendation XXCa.ss.ieXX.zip

Upon inspecting the contents of the ZIP archive, the file structure contains path traversal sequences ( ../ ). To prevent this vulnerability, sanitize all filenames during

/tmp/unzip/ - legitimate_file.txt - ../../../var/www/html/shell.php Use code with caution. Copied to clipboard Copied to clipboard The submitted ZIP archive XXCa

The submitted ZIP archive XXCa.ss.ieXX.zip was analyzed for potential security vulnerabilities. The analysis revealed that the file contains a (arbitrary file write). During extraction, crafted file paths within the archive can allow an attacker to write files outside of the intended directory, potentially overwriting critical system files or planting webshells, leading to Remote Code Execution (RCE) . 2. Vulnerability Details

Check that filename.contains("..") or use canonical paths to ensure the destination is safe.