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Vulnerability of Node.js yargs-parser: read-write access via Prototype Pollution

Synthesis of the vulnerability 

An attacker can bypass access restrictions via Prototype Pollution of Node.js yargs-parser, in order to read or alter data.
Vulnerable products: Nodejs Modules ~ not comprehensive.
Severity of this weakness: 2/4.
Creation date: 05/10/2020.
Références of this bulletin: NPM-1500, VIGILANCE-VUL-33480.

Description of the vulnerability 

An attacker can bypass access restrictions via Prototype Pollution of Node.js ya...
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This cybersecurity weakness impacts software or systems such as Nodejs Modules ~ not comprehensive.

Our Vigil@nce team determined that the severity of this security vulnerability is medium.

The trust level is of type confirmed by the editor, with an origin of document.

An attacker with a expert ability can exploit this vulnerability bulletin.

Solutions for this threat 

Solutions, fixes, patches and workarounds for this vulnerability are not yet public.
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