Vigil@nce - X Server: privilege escalation via /tmp/.X11-unix
November 2020 by Vigil@nce
This bulletin was written by Vigil@nce : https://vigilance.fr/offer/Computer...
SYNTHESIS OF THE VULNERABILITY
Impacted products: XOrg Bundle not comprehensive.
Consequences: administrator access/rights, privileged access/rights.
Provenance: user shell.
Confidence: confirmed by the editor (5/5).
Creation date: 09/11/2020.
DESCRIPTION OF THE VULNERABILITY
An attacker can bypass restrictions via /tmp/.X11-unix of X Server, in order to escalate his privileges.
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