Vigil@nce - Node.js Yarn: file corruption via Package Install
February 2020 by Vigil@nce
This bulletin was written by Vigil@nce : https://vigilance.fr/computer-vulne...
SYNTHESIS OF THE VULNERABILITY
Impacted products: Fedora, Nodejs Modules not comprehensive.
Consequences: data creation/edition.
Provenance: user shell.
Confidence: confirmed by the editor (5/5).
Creation date: 10/02/2020.
DESCRIPTION OF THE VULNERABILITY
A local attacker can create a symbolic link during the Package Install, in order to alter the pointed file, with privileges of Node.js Yarn.
ACCESS TO THE FULL VIGIL@NCE BULLETIN