CVE-2017-7493 is an improper access control vulnerability affecting Quick Emulator (Qemu) when configured with VirtFS and 9pfs support, specifically impacting Debian Qemu installations. A guest user could exploit this flaw to escalate privileges within the guest system by manipulating virtfs metadata files in mapped-file security mode. Rated 7.8 HIGH on CVSS, this local attack requires low privileges and has high impacts on confidentiality, integrity, and availability. There is no evidence of active exploitation, publicly available exploit code, or significant community discussion or media coverage for this vulnerability.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
<= 2.9.1CPE matchmatch criteria | cpe:2.3:a:qemu:qemu:*:*:*:*:*:*:*:* | ||
8.0CPE matchmatch criteria | cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.2 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.