Improper Privilege Management in QEMU - CVE-2023-0664

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Main Vulnerability Database Vulnerabilities #VU79697

Improper Privilege Management in QEMU - CVE-2023-0664

Published: August 18, 2023


Vulnerability identifier: #VU79697
CSH Severity: Low
CVSS v4: 8.5 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2023-0664
CWE-ID: CWE-269
Exploitation vector: Local access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to improper privilege management in the QEMU Guest Agent service for Windows. A local user can manipulate the QEMU Guest Agent's Windows installer via repair custom action and escalate privileges on the system.


Affected software

QEMU
Red Hat Enterprise Linux for x86_64
openEuler
Fedora
virtio-win (Red Hat package)
qemu
qemu-guest-agent
qemu-debugsource
qemu-block-ssh
qemu-block-curl
qemu-block-rbd
qemu-debuginfo
qemu-img
qemu-block-iscsi
qemu-help
qemu-seabios
qemu-hw-usb-host
qemu-system-arm
qemu-system-aarch64
qemu-system-x86_64
qemu-system-riscv

How to mitigate CVE-2023-0664

Install updates from vendor's website.

QEMU - update to 8.0.0
virtio-win (Red Hat package) - update to 1.9.33-0.el9_2
qemu - addressed in versions 4.1.0-74, 4.1.0-78, 6.2.0-72, 6.2.0-76
qemu-guest-agent - addressed in versions 4.1.0-74, 4.1.0-78, 6.2.0-72, 6.2.0-76
qemu-debugsource - addressed in versions 4.1.0-74, 4.1.0-78, 6.2.0-72, 6.2.0-76
qemu-block-ssh - addressed in versions 4.1.0-74, 4.1.0-78, 6.2.0-72, 6.2.0-76
qemu-block-curl - addressed in versions 4.1.0-74, 4.1.0-78, 6.2.0-72, 6.2.0-76
qemu-block-rbd - addressed in versions 4.1.0-74, 4.1.0-78, 6.2.0-72, 6.2.0-76
qemu-debuginfo - addressed in versions 4.1.0-74, 4.1.0-78, 6.2.0-72, 6.2.0-76
qemu-img - addressed in versions 4.1.0-74, 4.1.0-78, 6.2.0-72, 6.2.0-76
qemu-block-iscsi - addressed in versions 4.1.0-74, 4.1.0-78, 6.2.0-72, 6.2.0-76
qemu-help - addressed in versions 4.1.0-74, 4.1.0-78, 6.2.0-72, 6.2.0-76
qemu-seabios - addressed in versions 4.1.0-74, 4.1.0-78, 6.2.0-72, 6.2.0-76
qemu-hw-usb-host - addressed in versions 6.2.0-72, 6.2.0-76
qemu-system-arm - addressed in versions 6.2.0-72, 6.2.0-76
qemu-system-aarch64 - addressed in versions 6.2.0-72, 6.2.0-76
qemu-system-x86_64 - addressed in versions 6.2.0-72, 6.2.0-76
qemu-system-riscv - addressed in versions 6.2.0-72, 6.2.0-76
qemu - addressed in versions 7.0.0-15.fc37, 7.2.1-2.fc38, 7.2.5-1.fc38

External References

Related Security Bulletins