VULNERABILITY INTELLIGENCE

CVE-2017-7493

CVSS score7.8 HIGH
EPSS probability0.37%
CISA KEVNot currently listed
Published2017-05-17
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

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 virtfs metadata files in mapped-file security mode. A guest user could use this flaw to escalate their privileges inside guest.

Weakness classification

  • CWE-732: Incorrect Permission Assignment for Critical Resource

Primary references