Vigil@nce - libvirt: privilege escalation via /dev/mapper/control
October 2020 by Vigil@nce
This bulletin was written by Vigil@nce : https://vigilance.fr/?langue=2
SYNTHESIS OF THE VULNERABILITY
Impacted products: openSUSE Leap, RHEL, SUSE Linux Enterprise Desktop, SLES.
Consequences: administrator access/rights, privileged access/rights.
Provenance: user shell.
Confidence: confirmed by the editor (5/5).
Creation date: 13/08/2020.
DESCRIPTION OF THE VULNERABILITY
An attacker can bypass restrictions via /dev/mapper/control of libvirt, in order to escalate his privileges.
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