CVE-2020-35517 describes a host privilege escalation vulnerability in QEMU's virtio-fs shared file system daemon. A highly privileged guest user can create a device special file within the shared directory, enabling read/write access to host devices. This flaw carries a high CVSS score of 8.2, indicating a local attack vector with low complexity that can lead to complete compromise of confidentiality, integrity, and availability on the host. Currently, there is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion surrounding this vulnerability.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
>= 5.0.0, <= 5.2.50CPE matchmatch criteria | cpe:2.3:a:qemu:qemu:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/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.