Home/CVE/A flaw was found in the QEMU Guest Agent service for Windows. A local unprivileged user may be able to manipulate the QE
CVE

CVE-2023-0664

A flaw was found in the QEMU Guest Agent service for Windows. A local unprivileged user may be able to manipulate the QE

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.

HIGH · CVSS 7.8 EPSS 0.00022
Schedule remediation
  • CVSS base score ≥ 7.0
Sigma rules8 YARA rules0
⬡

Weakness Classification

CWE-250Execution with Unnecessary Privileges
CWE-269Improper Privilege Management
CWE-269Improper Privilege Management
▤

Affected Products & Versions

3
qemu< 8.0.0
redhat enterprise linuxall versions
fedoraproject fedoraall versions
◈

Sigma Hunt Rules

8
Exact rules name this CVE ID. Product rules name an affected product in their title. Related rules cover techniques used by actors who exploited this CVE. Showing the most relevant matches; the complete related set is on the full drill-down.
productcriticalHackTool - Windows Credential Editor (WCE) Execution
productcriticalWindows Credential Editor Registry
producthighOpenCanary - MSSQL Login Attempt Via Windows Authentication
producthighWindows LAPS Credential Dump From Entra ID
producthighTamper Windows Defender - PSClassic
producthighTamper Windows Defender Remove-MpPreference - ScriptBlockLogging
▣

Scoring & Timeline

7.8
HIGH · CVSS v3.1 · secalert@redhat.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD29 Mar 2023 · 08:15 PM
CVSS VectorCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
SSVC triage · cisa-vulnrichment
Exploitation
none
Automatable
no
Technical impact
total
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
⚑

Vendor Advisories

2
msrcCVE-2023-0664
rhsaRHBA-2023:2451Moderate
🔗

References & Sources

7
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://bugzilla.redhat.com/show_bug.cgi?id=2167423Issue TrackingPatchThird Party Advisory
https://gitlab.com/qemu-project/qemu/-/commit/07ce178a2b0768eb9e712bb5ad0cf6dc7fcf0158Patch
https://gitlab.com/qemu-project/qemu/-/commit/88288c2a51faa7c795f053fc8b31b1c16ff804c5Patch
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MURWGXDIF2WTDXV36T6HFJDBL632AO7R/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/SEOC7SRJWLZSXCND2ADFW6C76ZMTZLE4/
https://lists.nongnu.org/archive/html/qemu-devel/2023-03/msg01445.htmlMailing ListThird Party Advisory
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