Remote code execution in vm2 for Node.js



Published: 2022-12-30
Risk High
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2022-25893
CWE-ID CWE-94
Exploitation vector Network
Public exploit N/A
Vulnerable software
Subscribe 		vm2
Web applications / Modules and components for CMS

Vendor Patrik Simek

Security Bulletin

This security bulletin contains one high risk vulnerability.

1) Code Injection

EUVDB-ID: #VU70544

Risk: High

CVSSv3.1: 8.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2022-25893

CWE-ID: CWE-94 - Improper Control of Generation of Code ('Code Injection')

Exploit availability: No

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to usage of prototype lookup for the WeakMap.prototype.set method. A remote attacker can send a specially crafted request and execute arbitrary code on the target system.


Mitigation

Install updates from vendor's website.

Vulnerable software versions

vm2: 3.9.0 - 3.9.9

External links

http://github.com/patriksimek/vm2/pull/445/commits/3a9876482be487b78a90ac459675da7f83f46d69
http://github.com/patriksimek/vm2/pull/445
http://security.snyk.io/vuln/SNYK-JS-VM2-2990237
http://github.com/patriksimek/vm2/issues/444


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.



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