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Status published
High
CVE-2017-7493
Quick Emulator (Qemu) built with the VirtFS, host directory sharing...
Vulnerability 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.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
No credits recorded in the NVD database.
References
- https://lists.debian.org/debian-lts-announce/2018/09/msg00007.html
- https://security.gentoo.org/glsa/201706-03
- http://www.securityfocus.com/bid/98574
- https://lists.gnu.org/archive/html/qemu-devel/2017-05/msg03663.html
- https://bugzilla.redhat.com/show_bug.cgi?id=1451709
- http://seclists.org/oss-sec/2017/q2/278
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Affected Vendor
QEMU
View all reports →Affected Software
qemu
Vulnerable Versions:
2.7.4
Timeline
Official Publish:
May 17th, 2017
Last Modified:
August 5th, 2024
Added to House:
July 20th, 2026
CVSS Vectors
V3:
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Weaknesses (CWE)
No CWE data available
MITRE ATT&CK TTPs
No associated TTPs found for this vulnerability.