Is CVE-2009-1805 being actively exploited?

CVE-2009-1805 is not currently listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

What is the CVSS score for CVE-2009-1805?

CVE-2009-1805 has a CVSS 2.0 base score of 4.0 (MEDIUM).

CVE-2009-1805

MEDIUM · CVSS 4.0EPSS 0.3%EU EUVD

Unspecified vulnerability in the VMware Descheduled Time Accounting driver in VMware Workstation 6.5.1 and earlier, VMware Player 2.5.1 and earlier, VMware ACE 2.5.1 and earlier, VMware Server 1.x before 1.0.9 build 156507 and 2.x before 2.0.1 build 156745, VMware Fusion 2.x before 2.0.2 build 147997, VMware ESXi 3.5, and VMware ESX 3.0.2, 3.0.3, and 3.5, when the Descheduled Time Accounting Service is not running, allows guest OS users on Windows to cause a denial of service via unknown vectors.

Key facts

CVSS score: 4.0 (v2.0)
Severity: MEDIUM
CVSS vector: AV:L/AC:H/Au:N/C:N/I:N/A:C
EPSS score: 0.3% (25th percentile)
In CISA KEV: No
In EU EUVD: Yes (EUVD-2009-1800)
Published: June 1, 2009
NVD last modified: June 16, 2026
Status: Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2009-1800 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
vmware / ace
vmware / ace
vmware / ace
vmware / ace
vmware / ace
vmware / ace
vmware / ace
vmware / ace
vmware / ace
vmware / ace
vmware / esx
vmware / esx
vmware / esx
vmware / esxi
vmware / fusion
vmware / fusion
vmware / player
vmware / player
vmware / player
vmware / player
vmware / player
vmware / player
vmware / player
vmware / player
vmware / player
vmware / player
vmware / player
vmware / player
vmware / player
vmware / player
vmware / player
vmware / player
vmware / player
vmware / server
vmware / server
vmware / server
vmware / server
vmware / server
vmware / server
vmware / server
vmware / server

and 51 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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