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CVE-2024-43373

7.7 · HIGH

webcrack is a tool for reverse engineering javascript.

Published Aug 15, 2024CWE-20EPSS 0.45%

Overview

CVE-2024-43373 is a high-severity vulnerability. It was published on August 15, 2024 and has a CVSS 3.1 base score of 7.7 (HIGH).

This vulnerability has a CVSS 3.1 base score of 7.7, rated HIGH. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.

Technical description

webcrack is a tool for reverse engineering javascript. An arbitrary file write vulnerability exists in the webcrack module when processing specifically crafted malicious code on Windows systems. This vulnerability is triggered when using the unpack bundles feature in conjunction with the saving feature. If a module name includes a path traversal sequence with Windows path separators, an attacker can exploit this to overwrite files on the host system. This vulnerability allows an attacker to write arbitrary `.js` files to the host system, which can be leveraged to hijack legitimate Node.js modules to gain arbitrary code execution. This vulnerability has been patched in version 2.14.1.

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/j4k0xb/webcrack/blob/241f9469e6401f3dabc6373233d85a5e76966b54/packages/webcrack/src/unpack/bundle.ts#L79GitHubgithub.com/j4k0xb/webcrack/commit/4bc5c6f353012ee7edc2cb39d01a728ab7426999GitHubgithub.com/j4k0xb/webcrack/security/advisories/GHSA-ccqh-278p-xq6w

How CyberStrike helps

Frequently asked questions

What is CVE-2024-43373?

CVE-2024-43373 is a high-severity vulnerability. It was published on August 15, 2024 and has a CVSS 3.1 base score of 7.7 (HIGH).

How severe is CVE-2024-43373?

This vulnerability has a CVSS 3.1 base score of 7.7, rated HIGH. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2024-43373?

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-2024-43373?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2024-43373 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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