Vigil@nce - GNU binutils: read-write access via smart_rename
April 2021 by Vigil@nce
This bulletin was written by Vigil@nce : https://vigilance.fr/offer/Computer...
SYNTHESIS OF THE VULNERABILITY
Impacted products: Fedora.
Consequences: data reading, data creation/edition, data deletion.
Provenance: user shell.
Confidence: confirmed by the editor (5/5).
Creation date: 08/02/2021.
DESCRIPTION OF THE VULNERABILITY
An attacker can bypass access restrictions via smart_rename() of GNU binutils, in order to read or alter data.
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