Vigil@nce - QEMU: privilege escalation via usb_mtp_write_data
February 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: QEMU.
Severity: 2/4.
Consequences: administrator access/rights, data reading, data
creation/edition.
Provenance: user shell.
Confidence: confirmed by the editor (5/5).
Creation date: 06/12/2018.
DESCRIPTION OF THE VULNERABILITY
An attacker, inside a guest system, can bypass restrictions via
usb_mtp_write_data() of QEMU, in order to escalate his privileges
on the host system.
ACCESS TO THE FULL VIGIL@NCE BULLETIN
https://vigilance.fr/vulnerability/QEMU-privilege-escalation-via-usb-mtp-write-data-27965