Vulnerability · CVE-2009-2267
VMware Products Guest Privilege Escalation Vulnerability
Published Feb 9, 2026 · corrected/updated Feb 9, 2026 · VMware ace · evidence confidence very high
VMware Workstation 6.5.x before 6.5.3 build 185404, VMware Player 2.5.x before 2.5.3 build 185404, VMware ACE 2.5.x before 2.5.3 build 185404, VMware Server 1.x before 1.0.10 build 203137 and 2.x before 2.0.2 build 203138, VMware Fusion 2.x before 2.0.6 build 196839, VMware ESXi 3.5 and 4.0, and VMware ESX 2.5.5, 3.0.3, 3.5, and 4.0, when Virtual-8086 mode is used, do not properly set the exception code upon a page fault (aka #PF) exception, which allows guest OS users to gain privileges on the guest OS by specifying a crafted value for the cs register.
Grounded briefings
Catalog interpretations for three audiences. Each brief cites ingested metadata and the original advisories below. They are not independent research and they do not invent exploit steps.
Executive
CVE-2009-2267 is a unknown public vulnerability record for VMware ace. CISA lists it as known exploited. Published remediation guidance: Apply remediations or mitigations per vendor instructions or discontinue use of the product if remediation or mitigations are unavailable. This summary is a catalog interpretation of the ingested metadata and cites the original advisories below.
System administrator
Identify whether VMware ace is in your estate, then compare installed versions with the affected ranges. Affected packages or ranges on record: VMware ace. Published remediation guidance: Apply remediations or mitigations per vendor instructions or discontinue use of the product if remediation or mitigations are unavailable. Prefer the vendor or distribution advisory linked in Sources before changing production systems. This is a catalog interpretation, not a runbook.
Security analyst
Signals on file: no CVSS/EPSS yet. CISA lists it as known exploited. Sources contributing to this record: vulncheck_kev. Public exploit references, when present, are outbound links only and are not proof of active exploitation. This is a catalog interpretation of stored metadata.
Exploitation and remediation
Exploitation evidence
Confirmed in CISA KEV since Feb 9, 2026. Listed in CISA KEV and VulnCheck KEV.
Patch and remediation
Apply remediations or mitigations per vendor instructions or discontinue use of the product if remediation or mitigations are unavailable.
Safe detection guidance
Compare installed versions with the affected ranges below and verify the advisory from the original publisher. This site stores metadata and outbound links only; it does not ship exploit code or proof-of-concept payloads.
Code
The project this record applies to. Exploit listings stay in References.
No public source repository is identified for this product.
Timeline
Detection, updates, and resolution for this record.
Feb 9, 2026 · VulnCheck KEV
Detected
VMware Workstation 6.5.x before 6.5.3 build 185404, VMware Player 2.5.x before 2.5.3 build 185404, VMware ACE 2.5.x before 2.5.3 build 185404, VMware Server 1.x before 1.0.10 build 203137 and 2.x before 2.0.2 build 203138, VMware Fusion 2.x before 2.0.6 build 196839, VMware ESXi 3.5 and 4.0, and VMware ESX 2.5.5, 3.0.3, 3.5, and 4.0, when Virtual-8086 mode is used, do not properly set the exceptio
Feb 9, 2026 · CISA KEV
Known exploited
Apply remediations or mitigations per vendor instructions or discontinue use of the product if remediation or mitigations are unavailable.
Affected
- vendor VMware aceversion unspecified
Sources
- VulnCheck KEVConfirmed exploitationCVE-2009-2267
VMware Workstation 6.5.x before 6.5.3 build 185404, VMware Player 2.5.x before 2.5.3 build 185404, VMware ACE 2.5.x before 2.5.3 build 185404, VMware Server 1.x before 1.0.10 build 203137 and 2.x before 2.0.2 build 203138, VMware Fusion 2.x before 2.0.6 build 196839, VMware ESXi
vulncheck.com