Vigil@nce - Node.js socket.io: information disclosure via CORS Misconfiguration
April 2021 by Vigil@nce
This bulletin was written by Vigil@nce : https://vigilance.fr/computer-vulne...
SYNTHESIS OF THE VULNERABILITY
Impacted products: Nodejs Modules not comprehensive.
Consequences: data reading.
Provenance: internet client.
Confidence: confirmed by the editor (5/5).
Creation date: 22/02/2021.
DESCRIPTION OF THE VULNERABILITY
An attacker can bypass access restrictions to data via CORS Misconfiguration of Node.js socket.io, in order to obtain sensitive information.
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