{"cve":"CVE-2020-35517","nvd":{"published":"2021-01-28T20:15:12.913","modified":"2026-06-17T03:13:51.057","status":"Modified","description":"A flaw was found in qemu. A host privilege escalation issue was found in the virtio-fs shared file system daemon where a privileged guest user is able to create a device special file in the shared directory and use it to r/w access host devices.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H","score":8.2},"cwes":["CWE-269"],"references":["https://bugzilla.redhat.com/show_bug.cgi?id=1915823","https://github.com/qemu/qemu/commit/ebf101955ce8f8d72fba103b5151115a4335de2c","https://lists.gnu.org/archive/html/qemu-devel/2021-01/msg05461.html","https://security.gentoo.org/glsa/202208-27","https://security.netapp.com/advisory/ntap-20210312-0002/"],"products":["qemu:qemu"],"source":"nvd","synced_at":"2026-10-19T21:14:10.479542811+00:00"},"epss":{"cve":"CVE-2020-35517","score":0.00533,"percentile":0.45039,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}