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[email protected]CVE-2020-35517

HistoryJan 28, 2021 - 8:15 p.m.

CVE-2020-35517

2021-01-2820:15:12

CWE-269

[email protected]

web.nvd.nist.gov

185

cve-2020-35517

qemu

privilege escalation

virtio-fs

nvd

security issue

4.6 Medium

CVSS2

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:L/AC:L/Au:N/C:P/I:P/A:P

8.2 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H

8 High

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

21.8%

JSON

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.

Affected configurations

Vulners

NVD

Node

qemuqemuRange≤5.2.0

VendorProductVersionCPE
qemuqemu*cpe:2.3:a:qemu:qemu:*:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
qemu	qemu	*	cpe:2.3:a:qemu:qemu::::::::

CNA Affected

[
  {
    "product": "qemu",
    "vendor": "n/a",
    "versions": [
      {
        "status": "affected",
        "version": "qemu 5.2.0"
      }
    ]
  }
]