CVE-2020-35517

CVE Details

Release Date:	2021-01-28
Impact:	None	What is this?

Description

A flaw was found in qemu. A host privilege escalation issue was found in the virtio-fs shared file system daemon where a privileged guest user is able to create a device special file in the shared directory and use it to r/w access host devices.

See more information about CVE-2020-35517 from MITRE CVE dictionary and NIST NVD

NOTE: The following CVSS metrics and score provided are preliminary and subject to review.

CVSS v3 metrics

Base Score:	8.2
Vector String:	CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
Version:	3.0
Attack Vector:	Local
Attack Complexity:	Low
Privileges Required:	High
User Interaction:	None
Scope:	Changed
Confidentiality Impact:	High
Integrity Impact:	High
Availability Impact:	High

Errata information

Platform	Errata	Release Date
Oracle Linux version 8 (hivex)	ELSA-2021-0711	2021-03-05
Oracle Linux version 8 (libguestfs)	ELSA-2021-0711	2021-03-05
Oracle Linux version 8 (libguestfs-winsupport)	ELSA-2021-0711	2021-03-05
Oracle Linux version 8 (libiscsi)	ELSA-2021-0711	2021-03-05
Oracle Linux version 8 (libnbd)	ELSA-2021-0711	2021-03-05
Oracle Linux version 8 (libvirt)	ELSA-2021-0711	2021-03-05
Oracle Linux version 8 (libvirt-dbus)	ELSA-2021-0711	2021-03-05
Oracle Linux version 8 (libvirt-python)	ELSA-2021-0711	2021-03-05
Oracle Linux version 8 (nbdkit)	ELSA-2021-0711	2021-03-05
Oracle Linux version 8 (netcf)	ELSA-2021-0711	2021-03-05
Oracle Linux version 8 (perl-Sys-Virt)	ELSA-2021-0711	2021-03-05
Oracle Linux version 8 (qemu-kvm)	ELSA-2021-0711	2021-03-05
Oracle Linux version 8 (seabios)	ELSA-2021-0711	2021-03-05
Oracle Linux version 8 (sgabios)	ELSA-2021-0711	2021-03-05
Oracle Linux version 8 (supermin)	ELSA-2021-0711	2021-03-05