qemu
At a glance
- Source
- NVD
- EPSS
- EPSS 0.53 % · percentile 45 ()
- State
- PUBLISHED
- Published
- Updated
- Assigner
- redhat
- NVD 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.
Weaknesses (CWE)
- CWE-269 — Improper Privilege Management
References
- https://github.com/qemu/qemu/commit/ebf101955ce8f8d72fba103b5151115a4335de2c
- https://bugzilla.redhat.com/show_bug.cgi?id=1915823
- https://www.openwall.com/lists/oss-security/2021/01/22/1
- https://lists.gnu.org/archive/html/qemu-devel/2021-01/msg05461.html
- https://security.netapp.com/advisory/ntap-20210312-0002/
- https://security.gentoo.org/glsa/202208-27
Scores
| Version | Score | Vector | Scored by |
|---|---|---|---|
| CVSS 3.1 | HIGH 8.2 | CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H | NVD · nvd@nist.gov (Primary) |
| CVSS 2.0 | MEDIUM 4.6 | AV:L/AC:L/Au:N/C:P/I:P/A:P | NVD · nvd@nist.gov (Primary) |
European references
- ENISA EUVD · EUVD-2020-23184
- GCVE · GCVE-0-2020-35517
Affected configurations (NVD CPE)
cpe:2.3:a:qemu:qemu:*:*:*:*:*:*:*:*≥ 5.0.0 ≤ 5.2.50
Affected products
| Product | Versions |
|---|---|
| qemu | affected qemu 5.2.0 |
Sources
| Source | Licence |
|---|---|
| CVE List (CVEProject cvelistV5) | CVE Program Terms of Use |
| EPSS (FIRST.org) | FIRST — attribution requested |
| ENISA EUVD | ENISA — reproduction authorised, source acknowledged |
| NVD (NIST) via fkie-cad/nvd-json-data-feeds | Public domain — this product uses data from the NVD API but is not endorsed or certified by the NVD |