Is CVE-2009-1146 being actively exploited?

CVE-2009-1146 is not currently listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

What is the CVSS score for CVE-2009-1146?

CVE-2009-1146 has a CVSS 2.0 base score of 4.9 (MEDIUM).

CVE-2009-1146

MEDIUM · CVSS 4.9EPSS 0.4%EU EUVD

Unspecified vulnerability in an ioctl in hcmon.sys in VMware Workstation 6.5.1 and earlier, VMware Player 2.5.1 and earlier, VMware ACE 2.5.1 and earlier, and VMware Server 1.0.x before 1.0.9 build 156507 and 2.0.x before 2.0.1 build 156745 allows local users to cause a denial of service via unknown vectors, a different vulnerability than CVE-2008-3761.

Key facts

CVSS score: 4.9 (v2.0)
Severity: MEDIUM
CVSS vector: AV:L/AC:L/Au:N/C:N/I:N/A:C
EPSS score: 0.4% (28th percentile)
In CISA KEV: No
In EU EUVD: Yes (EUVD-2009-1147)
Published: April 6, 2009
NVD last modified: June 16, 2026
Status: Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2009-1147 in the EU Vulnerability Database. Last updated in EUVD on August 7, 2024.

View on the EU Vulnerability Database

Affected products

vmware / ace
vmware / ace
vmware / ace
vmware / ace
vmware / ace
vmware / ace
vmware / ace
vmware / ace
vmware / ace
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vmware / player
vmware / player
vmware / player
vmware / player
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vmware / player
vmware / player
vmware / player
vmware / server
vmware / server
vmware / server
vmware / server
vmware / server
vmware / server
vmware / server
vmware / server
vmware / server
vmware / server
vmware / workstation
vmware / workstation
vmware / workstation
vmware / workstation
vmware / workstation
vmware / workstation

and 27 more…

Certified products that may be affected

2 FIPS 140 or Common Criteria certified products, from automated matching by sec-certs.org.

VMware VMkernel Cryptographic Module 2.0 - VMware, Inc. - FIPS 140 4815 - active
VMware® vSphere 5.5 Update 2 - VMware Inc. - Common Criteria 383-4-300 - archived

References

Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS

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