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Vulnerability of Node.js realms-shim: privilege escalation via Sandbox Breakout

Synthesis of the vulnerability 

An attacker can bypass restrictions via Sandbox Breakout of Node.js realms-shim, in order to escalate his privileges.
Impacted products: Nodejs Modules ~ not comprehensive.
Severity of this bulletin: 2/4.
Creation date: 03/10/2019.
Références of this threat: NPM-1190, NPM-1191, VIGILANCE-VUL-30525.

Description of the vulnerability 

An attacker can bypass restrictions via Sandbox Breakout of Node.js realms-shim, in order to escalate his privileges.
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This computer weakness note impacts software or systems such as Nodejs Modules ~ not comprehensive.

Our Vigil@nce team determined that the severity of this security bulletin 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 weakness announce.

Solutions for this threat 

Node.js realms-shim: version 1.2.0.
The version 1.2.0 is fixed:
  https://www.npmjs.com/package/realms-shim
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