CVE-2020-35517

Published: Jan 28, 2021Modified: Nov 21, 2024

8.2

Vector

CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H

Exploitability: 1.5 / Impact: 6.0

Source: NVD

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.

Affected (1)

Products: Qemu: Qemu

Qemu

1 product

Qemu

Configuration A

1 vulnerable

Vulnerable Software	Affected Versions
Qemu Qemu	From 5.0.0 to 5.2.50

Related CWEs

CWE-269

Improper Privilege Management

The product does not properly assign, modify, track, or check privileges for an actor, creating an unintended sphere of control for that actor.

References (12)

https://bugzilla.redhat.com/show_bug.cgi?id=1915823

Source: secalert@redhat.com

Issue TrackingPatchThird Party Advisory

https://github.com/qemu/qemu/commit/ebf101955ce8f8d72fba103b5151115a4335de2c

Source: secalert@redhat.com

PatchThird Party Advisory

https://lists.gnu.org/archive/html/qemu-devel/2021-01/msg05461.html

Source: secalert@redhat.com

ExploitMailing ListPatchThird Party Advisory

https://security.gentoo.org/glsa/202208-27

Source: secalert@redhat.com

Third Party Advisory

https://security.netapp.com/advisory/ntap-20210312-0002/

Source: secalert@redhat.com

Third Party Advisory

https://www.openwall.com/lists/oss-security/2021/01/22/1

Source: secalert@redhat.com

ExploitMailing ListPatchThird Party Advisory

https://bugzilla.redhat.com/show_bug.cgi?id=1915823