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Status published
High
CVE-2020-35517
A flaw was found in qemu. A host privilege escalation...
Vulnerability 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.
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://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
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Affected Vendor
Affected Software
qemu
Vulnerable Versions:
qemu 5.2.0
Timeline
Official Publish:
January 28th, 2021
Last Modified:
August 4th, 2024
Added to House:
July 21st, 2026
CVSS Vectors
V3:
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H