CVE-2023-2861

HIGH EPSS 29.1%
Published Dec 6, 20232y ago · Modified Jun 17, 20261w ago
7.1 CVSS 3.1
High
Find Similar
Published Dec 6, 2023 2y ago
Last Modified Jun 17, 2026 1w ago

Description

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 Details

Base Score
7.1
Exploitability
1.8
Impact
5.2
Vector string
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
Attack Vector Local
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope Unchanged
Confidentiality High
Integrity High
Availability None

Threat Intelligence

EPSS Exploit Probability
29.1% percentile
Exploit & Patch Status
No Known Exploit
Patch Available

Weaknesses 1

CWE-284

Affected Products 1

VendorProductVersionRange
qemuqemu* <8.1.0

References 5

Remediation