Vulnerability identifier: #VU26305

Vulnerability risk: High

CVSSv3.1: 8.8 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C]

CVE-ID: CVE-2020-7609

CWE-ID: CWE-77

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
node-rules
Web applications / JS libraries

Vendor: Mithun Satheesh

Description

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

The vulnerability exists due to improper input validation in the argument rules of "fromJSON()" function. A remote attacker can execute arbitrary commands on the target system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

node-rules: 3.0.0 - 4.0.2

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External links
http://snyk.io/vuln/SNYK-JS-NODERULES-560426
http://github.com/mithunsatheesh/node-rules/commit/100862223904bb6478fcc33b701c7dee11f7b832
http://github.com/mithunsatheesh/node-rules/issues/84

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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. However, proof of concept for this vulnerability is available.