CVE-2024-28185

EIP tracks 1 public exploit for CVE-2024-28185. PoCs published by Tanto Security, Takahiro Yokoyama, including Metasploit module exploits/linux/http/judge0_sandbox_escape_cve_2024_28189.

AI-analyzed exploit summary This Metasploit module exploits a sandbox escape vulnerability in Judge0 by leveraging symlinks to write arbitrary files and achieve remote code execution. It abuses the submission system to manipulate the sandbox environment and inject a cron job for persistent execution.

Judge0 is an open-source online code execution system. The application does not account for symlinks placed inside the sandbox directory, which can be leveraged by an attacker to write to arbitrary files and gain code execution outside of the sandbox. When executing a submission, Judge0 writes a `run_script` to the sandbox directory. The security issue is that an attacker can create a symbolic link (symlink) at the path `run_script` before this code is executed, resulting in the `f.write` writing to an arbitrary file on the unsandboxed system. An attacker can leverage this vulnerability to overwrite scripts on the system and gain code execution outside of the sandbox.