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CVE-2024-29021

9.0 · CRITICAL

Judge0 is an open-source online code execution system.

Published Apr 18, 2024CWE-918EPSS 20.18%

Overview

CVE-2024-29021 is a critical-severity vulnerability. It was published on April 18, 2024 and has a CVSS 3.1 base score of 9.0 (CRITICAL).

This vulnerability has a CVSS 3.1 base score of 9.0, rated CRITICAL. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical description

Judge0 is an open-source online code execution system. The default configuration of Judge0 leaves the service vulnerable to a sandbox escape via Server Side Request Forgery (SSRF). This allows an attacker with sufficient access to the Judge0 API to obtain unsandboxed code execution as root on the target machine. This vulnerability is fixed in 1.13.1.

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

References

GitHubgithub.com/judge0/judge0/blob/ad66f77b131dbbebf2b9ff8083dca9a68680b3e5/app/jobs/isolate_job.rb#L203-L230GitHubgithub.com/judge0/judge0/security/advisories/GHSA-q7vg-26pg-v5hrGitHubgithub.com/judge0/judge0/blob/ad66f77b131dbbebf2b9ff8083dca9a68680b3e5/app/jobs/isolate_job.rb#L203-L230GitHubgithub.com/judge0/judge0/security/advisories/GHSA-q7vg-26pg-v5hr

How CyberStrike helps

Frequently asked questions

What is CVE-2024-29021?

CVE-2024-29021 is a critical-severity vulnerability. It was published on April 18, 2024 and has a CVSS 3.1 base score of 9.0 (CRITICAL).

How severe is CVE-2024-29021?

This vulnerability has a CVSS 3.1 base score of 9.0, rated CRITICAL. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2024-29021?

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2024-29021?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2024-29021 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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