CVE-2009-1805

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.

Published: 2009-06-01 Last update: 2026-04-23 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2009-1805 is rated Low Risk (24.9/100): CVSS Medium severity, with low exploitation likelihood (EPSS 0.33%). Monitor for updates and reassess as exploit intelligence or EPSS changes.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Exploit prediction scoring system (EPSS) score for CVE-2009-1805

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2026-06-15 0.06% 0.33% +0.27%
2 2025-03-30 0.04% 0.06% +0.01%
3 2025-03-29 — 0.04% —

Full EPSS history (5 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2009-1805

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
4.0 2.0 MEDIUM
AV:L/AC:H/Au:N/C:N/I:N/A:C Click to expand
Access vector (AV:L)
Requires local access to the target system.
Access complexity (AC:H)
Exploitation requires uncommon or highly specific conditions.
Authentication (AU:N)
No authentication is required.
Confidentiality impact (C:N)
No confidentiality impact.
Integrity impact (I:N)
No integrity impact.
Availability impact (A:C)
Complete availability impact.
 1.9 6.9 [email protected]

Weakness enumeration for CVE-2009-1805

OS Trackers for CVE-2009-1805

vendor priority summary link
ubuntu low CVE-2009-1805 low priority: Ubuntu including 1 source packages (vmware-player), 6 status rows across 6 suites (dapper, hardy, intrepid, jaunty, karmic, upstream): DNE 4, ignored 1, needs-triage 1. https://ubuntu.com/security/CVE-2009-1805

Affected software / configurations for CVE-2009-1805

Vendor Product Version Raw CPE
vmware ace <= 2.5.1 cpe:2.3:a:vmware:ace:*:*:*:*:*:*:*:*
vmware ace 1.0 cpe:2.3:a:vmware:ace:1.0:*:*:*:*:*:*:*
vmware ace 1.0.0 cpe:2.3:a:vmware:ace:1.0.0:*:*:*:*:*:*:*
vmware ace 1.0.1 cpe:2.3:a:vmware:ace:1.0.1:*:*:*:*:*:*:*
vmware ace 1.0.2 cpe:2.3:a:vmware:ace:1.0.2:*:*:*:*:*:*:*
vmware ace 1.0.3 cpe:2.3:a:vmware:ace:1.0.3:*:*:*:*:*:*:*
vmware ace 1.0.3_build_54075 cpe:2.3:a:vmware:ace:1.0.3_build_54075:*:*:*:*:*:*:*
vmware ace 1.0.4 cpe:2.3:a:vmware:ace:1.0.4:*:*:*:*:*:*:*
vmware ace 1.0.5 cpe:2.3:a:vmware:ace:1.0.5:*:*:*:*:*:*:*
vmware ace 1.0.6 cpe:2.3:a:vmware:ace:1.0.6:*:*:*:*:*:*:*
vmware ace 1.0.7 cpe:2.3:a:vmware:ace:1.0.7:*:*:*:*:*:*:*
vmware ace 2.0 cpe:2.3:a:vmware:ace:2.0:*:*:*:*:*:*:*
vmware ace 2.0.1 cpe:2.3:a:vmware:ace:2.0.1:*:*:*:*:*:*:*
vmware ace 2.0.1_build_55017 cpe:2.3:a:vmware:ace:2.0.1_build_55017:*:*:*:*:*:*:*
vmware ace 2.0.2 cpe:2.3:a:vmware:ace:2.0.2:*:*:*:*:*:*:*
vmware ace 2.0.3 cpe:2.3:a:vmware:ace:2.0.3:*:*:*:*:*:*:*
vmware ace 2.0.4 cpe:2.3:a:vmware:ace:2.0.4:*:*:*:*:*:*:*
vmware ace 2.0.5 cpe:2.3:a:vmware:ace:2.0.5:*:*:*:*:*:*:*
vmware ace 2.5.0 cpe:2.3:a:vmware:ace:2.5.0:*:*:*:*:*:*:*
vmware esx 3.0.2 cpe:2.3:a:vmware:esx:3.0.2:*:*:*:*:*:*:*
vmware esx 3.0.3 cpe:2.3:a:vmware:esx:3.0.3:*:*:*:*:*:*:*
vmware esx 3.5 cpe:2.3:a:vmware:esx:3.5:*:*:*:*:*:*:*
vmware esxi 3.5 cpe:2.3:a:vmware:esxi:3.5:*:*:*:*:*:*:*
vmware fusion <= 2.0.1 cpe:2.3:a:vmware:fusion:*:*:*:*:*:*:*:*
vmware fusion 2.0 cpe:2.3:a:vmware:fusion:2.0:*:*:*:*:*:*:*
vmware player <= 2.5.1 cpe:2.3:a:vmware:player:*:*:*:*:*:*:*:*
vmware player 1.0.0 cpe:2.3:a:vmware:player:1.0.0:*:*:*:*:*:*:*
vmware player 1.0.1 cpe:2.3:a:vmware:player:1.0.1:*:*:*:*:*:*:*
vmware player 1.0.2 cpe:2.3:a:vmware:player:1.0.2:*:*:*:*:*:*:*
vmware player 1.0.3 cpe:2.3:a:vmware:player:1.0.3:*:*:*:*:*:*:*
vmware player 1.0.4 cpe:2.3:a:vmware:player:1.0.4:*:*:*:*:*:*:*
vmware player 1.0.5 cpe:2.3:a:vmware:player:1.0.5:*:*:*:*:*:*:*
vmware player 1.0.6 cpe:2.3:a:vmware:player:1.0.6:*:*:*:*:*:*:*
vmware player 1.0.7 cpe:2.3:a:vmware:player:1.0.7:*:*:*:*:*:*:*
vmware player 1.0.8 cpe:2.3:a:vmware:player:1.0.8:*:*:*:*:*:*:*
vmware player 2.0 cpe:2.3:a:vmware:player:2.0:*:*:*:*:*:*:*
vmware player 2.0.1 cpe:2.3:a:vmware:player:2.0.1:*:*:*:*:*:*:*
vmware player 2.0.2 cpe:2.3:a:vmware:player:2.0.2:*:*:*:*:*:*:*
vmware player 2.0.3 cpe:2.3:a:vmware:player:2.0.3:*:*:*:*:*:*:*
vmware player 2.0.4 cpe:2.3:a:vmware:player:2.0.4:*:*:*:*:*:*:*
vmware player 2.0.5 cpe:2.3:a:vmware:player:2.0.5:*:*:*:*:*:*:*
vmware player 2.5 cpe:2.3:a:vmware:player:2.5:*:*:*:*:*:*:*
vmware server <= 1.0.8 cpe:2.3:a:vmware:server:*:*:*:*:*:*:*:*
vmware server 1.0 cpe:2.3:a:vmware:server:1.0:*:*:*:*:*:*:*
vmware server 1.0.1 cpe:2.3:a:vmware:server:1.0.1:*:*:*:*:*:*:*
vmware server 1.0.1_build_29996 cpe:2.3:a:vmware:server:1.0.1_build_29996:*:*:*:*:*:*:*
vmware server 1.0.2 cpe:2.3:a:vmware:server:1.0.2:*:*:*:*:*:*:*
vmware server 1.0.3 cpe:2.3:a:vmware:server:1.0.3:*:*:*:*:*:*:*
vmware server 1.0.4 cpe:2.3:a:vmware:server:1.0.4:*:*:*:*:*:*:*
vmware server 1.0.4_build_56528 cpe:2.3:a:vmware:server:1.0.4_build_56528:*:*:*:*:*:*:*
vmware server 1.0.5 cpe:2.3:a:vmware:server:1.0.5:*:*:*:*:*:*:*
vmware server 1.0.6 cpe:2.3:a:vmware:server:1.0.6:*:*:*:*:*:*:*
vmware server 1.0.7 cpe:2.3:a:vmware:server:1.0.7:*:*:*:*:*:*:*
vmware server 2.0 cpe:2.3:a:vmware:server:2.0:*:*:*:*:*:*:*
vmware workstation <= 6.5.1 cpe:2.3:a:vmware:workstation:*:*:*:*:*:*:*:*
vmware workstation 1.0.1 cpe:2.3:a:vmware:workstation:1.0.1:*:*:*:*:*:*:*
vmware workstation 1.0.2 cpe:2.3:a:vmware:workstation:1.0.2:*:*:*:*:*:*:*
vmware workstation 1.0.4 cpe:2.3:a:vmware:workstation:1.0.4:*:*:*:*:*:*:*
vmware workstation 1.0.5 cpe:2.3:a:vmware:workstation:1.0.5:*:*:*:*:*:*:*
vmware workstation 1.1 cpe:2.3:a:vmware:workstation:1.1:*:*:*:*:*:*:*
vmware workstation 1.1.1 cpe:2.3:a:vmware:workstation:1.1.1:*:*:*:*:*:*:*
vmware workstation 1.1.2 cpe:2.3:a:vmware:workstation:1.1.2:*:*:*:*:*:*:*
vmware workstation 2.0 cpe:2.3:a:vmware:workstation:2.0:*:*:*:*:*:*:*
vmware workstation 2.0.1 cpe:2.3:a:vmware:workstation:2.0.1:*:*:*:*:*:*:*
vmware workstation 3.2.1 cpe:2.3:a:vmware:workstation:3.2.1:patch1:*:*:*:*:*:*
vmware workstation 3.4 cpe:2.3:a:vmware:workstation:3.4:*:*:*:*:*:*:*
vmware workstation 4.0 cpe:2.3:a:vmware:workstation:4.0:*:*:*:*:*:*:*
vmware workstation 4.0.1 cpe:2.3:a:vmware:workstation:4.0.1:*:*:*:*:*:*:*
vmware workstation 4.0.1_build_5289 cpe:2.3:a:vmware:workstation:4.0.1_build_5289:*:*:*:*:*:*:*
vmware workstation 4.0.2 cpe:2.3:a:vmware:workstation:4.0.2:*:*:*:*:*:*:*
vmware workstation 4.5.2 cpe:2.3:a:vmware:workstation:4.5.2:*:*:*:*:*:*:*
vmware workstation 4.5.2_build_8848 cpe:2.3:a:vmware:workstation:4.5.2_build_8848:*:*:*:*:*:*:*
vmware workstation 4.5.2_build_8848 cpe:2.3:a:vmware:workstation:4.5.2_build_8848:r4:*:*:*:*:*:*
vmware workstation 5 cpe:2.3:a:vmware:workstation:5:*:*:*:*:*:*:*
vmware workstation 5.0.0 cpe:2.3:a:vmware:workstation:5.0.0:*:*:*:*:*:*:*
vmware workstation 5.0.0_build_13124 cpe:2.3:a:vmware:workstation:5.0.0_build_13124:*:*:*:*:*:*:*
vmware workstation 5.5 cpe:2.3:a:vmware:workstation:5.5:*:*:*:*:*:*:*
vmware workstation 5.5.0 cpe:2.3:a:vmware:workstation:5.5.0:*:*:*:*:*:*:*
vmware workstation 5.5.0_build_13124 cpe:2.3:a:vmware:workstation:5.5.0_build_13124:*:*:*:*:*:*:*
vmware workstation 5.5.1 cpe:2.3:a:vmware:workstation:5.5.1:*:*:*:*:*:*:*

References for CVE-2009-1805

cvelogic Threat Intelligence