CVE-2023-0664

HIGHNVD 7.87.8—

7.8

A flaw was found in the QEMU Guest Agent service for Windows. A local unprivileged user may be able to manipulate the QEMU Guest Agent's Windows installer via repair custom actions to elevate their privileges on the system.

CVSS v3: 7.8
EG Score: 7.8(medium)
EPSS: 6.6%
KEV: Not listed

Published

March 29, 2023

Last Modified

February 18, 2025

References (14)

secalert@redhathttps://bugzilla.redhat.com/show_bug.cgi?id=2167423
secalert@redhathttps://gitlab.com/qemu-project/qemu/-/commit/07ce178a2b0768eb9e712bb5ad0cf6dc7fcf0158
secalert@redhathttps://gitlab.com/qemu-project/qemu/-/commit/88288c2a51faa7c795f053fc8b31b1c16ff804c5
secalert@redhathttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MURWGXDIF2WTDXV36T6HFJDBL632AO7R/
secalert@redhathttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/SEOC7SRJWLZSXCND2ADFW6C76ZMTZLE4/
secalert@redhathttps://lists.nongnu.org/archive/html/qemu-devel/2023-03/msg01445.html
secalert@redhathttps://security.netapp.com/advisory/ntap-20230517-0005/
af854a3a-2127-422b-91ae-364da2661108https://bugzilla.redhat.com/show_bug.cgi?id=2167423
af854a3a-2127-422b-91ae-364da2661108https://gitlab.com/qemu-project/qemu/-/commit/07ce178a2b0768eb9e712bb5ad0cf6dc7fcf0158
af854a3a-2127-422b-91ae-364da2661108https://gitlab.com/qemu-project/qemu/-/commit/88288c2a51faa7c795f053fc8b31b1c16ff804c5
af854a3a-2127-422b-91ae-364da2661108https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MURWGXDIF2WTDXV36T6HFJDBL632AO7R/
af854a3a-2127-422b-91ae-364da2661108https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/SEOC7SRJWLZSXCND2ADFW6C76ZMTZLE4/
af854a3a-2127-422b-91ae-364da2661108https://lists.nongnu.org/archive/html/qemu-devel/2023-03/msg01445.html
af854a3a-2127-422b-91ae-364da2661108https://security.netapp.com/advisory/ntap-20230517-0005/

Patch Availability(1)

Vendor / Ecosystem	Fixed in / Patch	Released	Source
redhat	virtio-win-0:1.9.33-0.el9_2	2023-05-09	redhat

Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.

Weakness Classification(2)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

All Vendor Advisories

(1)

Every vendor that published an advisory referencing this CVE — pulled from our cve_vendor_advisories aggregation. Click any row for the vendor's original advisory page.

Red HatRHBA-2023:2451MODERATE2023-02-20
RHBA-2023:2451 — Moderate

Data Freshness Timeline

(refreshed 11× in last 7d / 20× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

2026-06-02 20:12 UTCepss_batch
2026-06-02 20:12 UTCepss_batch
2026-06-01 13:50 UTCepss_batch
2026-06-01 13:50 UTCepss_batch
2026-05-31 22:29 UTCepss_batch
2026-05-31 22:29 UTCepss_batch
2026-05-31 00:15 UTCepss_batch
2026-05-31 00:15 UTCepss_batch
2026-05-29 13:43 UTCepss_batch
2026-05-28 13:43 UTCepss_batch
2026-05-28 13:43 UTCepss_batch
2026-05-27 13:39 UTCepss_batch
2026-05-27 13:39 UTCepss_batch
2026-05-26 13:43 UTCepss_batch
2026-05-26 13:43 UTCepss_batch
2026-05-26 13:43 UTCepss_batch
2026-05-26 07:17 UTCepss_batch
2026-05-26 07:17 UTCepss_batch
2026-05-26 07:17 UTCepss_batch
2026-05-25 04:06 UTCEG score recompute

Frequently asked(5)

What is CVE-2023-0664?

CVE-2023-0664 is a high vulnerability published on March 29, 2023. A flaw was found in the QEMU Guest Agent service for Windows. A local unprivileged user may be able to manipulate the QEMU Guest Agent's Windows installer via repair custom actions to elevate their privileges on the system.

When was CVE-2023-0664 disclosed?

CVE-2023-0664 was first published in the National Vulnerability Database on March 29, 2023, with the most recent update on February 18, 2025. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2023-0664 actively exploited?

CVE-2023-0664 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 6.6% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2023-0664?

CVE-2023-0664 has a CVSS v3 base score of 7.8 (NVD).

How do I remediate CVE-2023-0664?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2023-0664, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

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CVE-2023-0664

Published

Last Modified

References (14)

Patch Availability(1)

Weakness Classification(2)

All Vendor Advisories

Data Freshness Timeline

Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2023-0664?

Same vendor

Same CWE

CVE-2023-0664

📅 Published

🔄 Last Modified

🔗 References (14)

Patch Availability(1)

Weakness Classification(2)

All Vendor Advisories

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2023-0664?

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References (14)

Frequently asked(5)

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