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Vulnerability of Node.js dns-packet: information disclosure via allocUnsafe

Synthesis of the vulnerability 

A local attacker can read a memory fragment via allocUnsafe() of Node.js dns-packet, in order to obtain sensitive information.
Impacted software: Nodejs Modules ~ not comprehensive.
Severity of this computer vulnerability: 1/4.
Creation date: 25/05/2021.
Références of this announce: CVE-2021-23386, GHSA-3wcq-x3mq-6r9p, NPM-1745, VIGILANCE-VUL-35518.

Description of the vulnerability 

A local attacker can read a memory fragment via allocUnsafe() of Node.js dns-packet, in order to obtain sensitive information.
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This threat announce impacts software or systems such as Nodejs Modules ~ not comprehensive.

Our Vigil@nce team determined that the severity of this cybersecurity alert is low.

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

An attacker with a expert ability can exploit this security alert.

Solutions for this threat 

Node.js dns-packet: version 5.2.2.
The version 5.2.2 is fixed:
  https://www.npmjs.com/package/dns-packet
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