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CVE-2024-38355

7.3 · HIGH

Socket.IO is an open source, real-time, bidirectional, event-based, communication framework.

Published Jun 19, 2024CWE-20EPSS 0.81%

Overview

CVE-2024-38355 is a high-severity vulnerability. It was published on June 19, 2024 and has a CVSS 3.1 base score of 7.3 (HIGH).

This vulnerability has a CVSS 3.1 base score of 7.3, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical description

Socket.IO is an open source, real-time, bidirectional, event-based, communication framework. A specially crafted Socket.IO packet can trigger an uncaught exception on the Socket.IO server, thus killing the Node.js process. This issue is fixed by commit `15af22fc22` which has been included in `[email protected]` (released in May 2023). The fix was backported in the 2.x branch as well with commit `d30630ba10`. Users are advised to upgrade. Users unable to upgrade may attach a listener for the "error" event to catch these errors.

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/socketio/socket.io/commit/15af22fc22bc6030fcead322c106f07640336115GitHubgithub.com/socketio/socket.io/commit/d30630ba10562bf987f4d2b42440fc41a828119cGitHubgithub.com/socketio/socket.io/security/advisories/GHSA-25hc-qcg6-38wjGitHubgithub.com/socketio/socket.io/commit/15af22fc22bc6030fcead322c106f07640336115GitHubgithub.com/socketio/socket.io/commit/d30630ba10562bf987f4d2b42440fc41a828119cGitHubgithub.com/socketio/socket.io/security/advisories/GHSA-25hc-qcg6-38wjRefwww.vicarius.io/vsociety/posts/unhandled-exception-in-socketio-cve-2024-38355

How CyberStrike helps

Frequently asked questions

What is CVE-2024-38355?

CVE-2024-38355 is a high-severity vulnerability. It was published on June 19, 2024 and has a CVSS 3.1 base score of 7.3 (HIGH).

How severe is CVE-2024-38355?

This vulnerability has a CVSS 3.1 base score of 7.3, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2024-38355?

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-2024-38355?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2024-38355 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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