Vigil@nce - polkit: privilege escalation via Start Time Reuse
March 2019 by Vigil@nce
This bulletin was written by Vigil@nce : https://vigilance.fr/offer/Computer-vulnerability-database-and-alert
SYNTHESIS OF THE VULNERABILITY
Impacted products: Fedora.
Severity: 2/4.
Consequences: privileged access/rights, user access/rights.
Provenance: user shell.
Confidence: confirmed by the editor (5/5).
Creation date: 14/01/2019.
DESCRIPTION OF THE VULNERABILITY
An attacker can bypass restrictions via Start Time Reuse of
polkit, in order to escalate his privileges.
ACCESS TO THE FULL VIGIL@NCE BULLETIN
https://vigilance.fr/vulnerability/polkit-privilege-escalation-via-Start-Time-Reuse-28258