Overview
- Description
- Quick Emulator (Qemu) built with the VirtFS, host directory sharing via Plan 9 File System (9pfs) support, is vulnerable to an improper access control issue. It could occur while accessing files on a shared host directory. A privileged user inside guest could use this flaw to access host file system beyond the shared folder and potentially escalating their privileges on a host.
- Source
- secalert@redhat.com
- NVD status
- Modified
Risk scores
CVSS 3.1
- Type
- Primary
- Base score
- 9
- Impact score
- 6
- Exploitability score
- 2.3
- Vector string
- CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
- Severity
- CRITICAL
CVSS 2.0
- Type
- Primary
- Base score
- 7.7
- Impact score
- 10
- Exploitability score
- 5.1
- Vector string
- AV:A/AC:L/Au:S/C:C/I:C/A:C
Weaknesses
- nvd@nist.gov
- CWE-732
Social media
- Hype score
- Not currently trending
Configurations
[
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:a:qemu:qemu:*:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "A965C2D1-C447-4324-95A4-27285ECF8909",
"versionEndIncluding": "2.8.1.1"
},
{
"criteria": "cpe:2.3:a:qemu:qemu:2.9.0:rc0:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "9F615830-8EC7-41C0-9A77-6C7D4E718429"
},
{
"criteria": "cpe:2.3:a:qemu:qemu:2.9.0:rc1:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "15D5C1F9-C3B4-4733-8782-0E54AE543C16"
},
{
"criteria": "cpe:2.3:a:qemu:qemu:2.9.0:rc2:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "286D3DE9-9796-42AE-88E1-F6E04BF8B449"
},
{
"criteria": "cpe:2.3:a:qemu:qemu:2.9.0:rc3:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "B54248FC-FD5C-445E-BD8F-886D9D8736D6"
},
{
"criteria": "cpe:2.3:a:qemu:qemu:2.9.0:rc4:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "89FB8D92-4A3A-4B52-93B0-6F809D313C40"
}
],
"operator": "OR"
}
]
}
]