CVE-2023-2861

A flaw was found in the 9p passthrough filesystem (9pfs) implementation in QEMU. The 9pfs server did not prohibit opening special files on the host side, potentially allowing a malicious client to escape from the exported 9p tree by creating and opening a device file in the shared folder.

CVSS v3 7.1 HIGH

7.1^/10

CVSS v3 : HIGH

Vector :

Exploitability : 1.8 / Impact : 5.2

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact NONE

Scope UNCHANGED

References

Link	Resource
https://access.redhat.com/security/cve/CVE-2023-2861	Vendor Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2219266	Issue Tracking Patch
https://lists.debian.org/debian-lts-announce/2024/03/msg00012.html
https://security.netapp.com/advisory/ntap-20240125-0005/
https://security.netapp.com/advisory/ntap-20240229-0002/

Configurations

Configuration 1 (hide)

cpe:2.3:a:qemu:qemu:*:*:*:*:*:*:*:*

History

11 Mar 2024, 18:15

Type	Values Removed	Values Added
References		() https://lists.debian.org/debian-lts-announce/2024/03/msg00012.html - () https://security.netapp.com/advisory/ntap-20240229-0002/ -

25 Jan 2024, 14:15

Type	Values Removed	Values Added
References		() https://security.netapp.com/advisory/ntap-20240125-0005/ -

11 Dec 2023, 17:44

Type	Values Removed	Values Added
CVSS	v2 : ~~unknown~~ v3 : ~~6.0~~	v2 : unknown v3 : 7.1
References	~~() https://access.redhat.com/security/cve/CVE-2023-2861 -~~	() https://access.redhat.com/security/cve/CVE-2023-2861 - Vendor Advisory
References	~~() https://bugzilla.redhat.com/show_bug.cgi?id=2219266 -~~	() https://bugzilla.redhat.com/show_bug.cgi?id=2219266 - Issue Tracking, Patch
CPE		cpe:2.3:a:qemu:qemu::::::::
CWE		NVD-CWE-Other
First Time		Qemu Qemu qemu

06 Dec 2023, 07:15

Type	Values Removed	Values Added
New CVE

Information

Published : 2023-12-06 07:15

Updated : 2024-03-11 18:15

NVD link : CVE-2023-2861

Mitre link : CVE-2023-2861

CVE.ORG link : CVE-2023-2861

JSON object : View

Products Affected

qemu

qemu

CWE

NVD-CWE-Other CWE-284

Improper Access Control

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