CVE-2017-7471

CVE Details

Release Date:	2018-07-09
Impact:	Important	What is this?

Description

Quick Emulator (Qemu) built with the VirtFS, host directory sharing via Plan 9 File System (9pfs) support, is vulnerable to an improper access control issue. It could occur while accessing files on a shared host directory. A privileged user inside guest could use this flaw to access host file system beyond the shared folder and potentially escalating their privileges on a host.

See more information about CVE-2017-7471 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:	9.0
Vector String:	CVSS:3.0/AV:A/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
Version:	3.0
Attack Vector:	Adjacent_Network
Attack Complexity:	Low
Privileges Required:	Low
User Interaction:	None
Scope:	Changed
Confidentiality Impact:	High
Integrity Impact:	High
Availability Impact:	High

Errata information

Platform	Errata	Release Date
Oracle Linux version 7 (qemu)	ELSA-2018-4262	2018-10-29
Oracle Linux version 7 (qemu)	ELSA-2018-4285	2018-11-20
Oracle Linux version 7 (qemu)	ELSA-2018-4289	2018-11-28
Oracle Linux version 7 (qemu)	ELSA-2019-4585	2019-03-15