Vulnerability identifier: #VU80135

Vulnerability risk: High

CVSSv3.1: 7.4 [CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:U/RC:C]

CVE-ID: CVE-2023-37466

CWE-ID: CWE-254

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
vm2
Web applications / Modules and components for CMS

Vendor: Patrik Simek

Description

The vulnerability allows a remote attacker to compromise the affected system.

The vulnerability exists due to improper validation of user-supplied input within the Promise handler. A remote attacker can pass specially crafted data to the application, bypass sanitization with `@@species` accessor property to escape the sandbox and run arbitrary code.

Mitigation
Cybersecurity Help is currently unaware of any official solution to address this vulnerability.

Vulnerable software versions

vm2: 3.9.0 - 3.9.19

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External links
http://github.com/patriksimek/vm2/security/advisories/GHSA-cchq-frgv-rjh5

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.