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 uses the METHOD_NEITHER communication method for IOCTLs, which allows local users to cause a denial of service via a crafted IOCTL request
Published Aug 21, 2008
4.9
MEDIUMCVSS 2.0
EPSS 1.00%
Description
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 uses the METHOD_NEITHER communication method for IOCTLs, which allows local users to cause a denial of service via a crafted IOCTL request.
Affected products
No data.
- 6.0.0.45731
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
No CVSS v3.0 score for this CVE.
AV:L/AC:L/Au:N/C:N/I:N/A:C
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (9 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 1.00% (0.00995) | 61.30th | v5 (v2026.06.15) |
| Jun 15, 2026 | 1.00% (0.00995) | 57.96th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.16% (0.00158) | 34.07th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.04% (0.00043) | 11.55th | v3 (v2023.03.01) |
| Jun 12, 2024 | 0.04% (0.00043) | 9.63th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.04% (0.00043) | 7.62th | v3 (v2023.03.01) |
| Mar 6, 2023 | 3.22% (0.03220) | 84.21th | v2 (v2022.01.01) |
| Apr 1, 2022 | 3.22% (0.03220) | 82.61th | v2 (v2022.01.01) |
| Feb 4, 2022 | 3.22% (0.03220) | 65.30th | v2 (v2022.01.01) |
References (11)
- http://lists.vmware.com/pipermail/security-announce/2009/000054.html mailing-listx_refsource_MLIST
- http://seclists.org/fulldisclosure/2009/Apr/0036.html mailing-listx_refsource_FULLDISC
- http://securityreason.com/securityalert/4177 third-party-advisoryx_refsource_SREASON
- http://www.orange-bat.com/adv/2008/adv.08.17.txt x_refsource_MISC
- http://www.securityfocus.com/bid/30737 vdb-entryx_refsource_BID
- http://www.securityfocus.com/bid/34373 vdb-entryx_refsource_BID
- http://www.securitytracker.com/id?1020715 vdb-entryx_refsource_SECTRACK
- http://www.vmware.com/security/advisories/VMSA-2009-0005.html x_refsource_CONFIRM
- http://www.vupen.com/english/advisories/2009/0944 vdb-entryx_refsource_VUPEN
- https://exchange.xforce.ibmcloud.com/vulnerabilities/44539 vdb-entryx_refsource_XF
- https://www.exploit-db.com/exploits/6262 exploitx_refsource_EXPLOIT-DB
| Link | Providers | Tags |
|---|---|---|
| http://lists.vmware.com/pipermail/security-announce/2009/000054.html | mailing-listx_refsource_MLIST | |
| http://seclists.org/fulldisclosure/2009/Apr/0036.html | mailing-listx_refsource_FULLDISC | |
| http://securityreason.com/securityalert/4177 | third-party-advisoryx_refsource_SREASON | |
| http://www.orange-bat.com/adv/2008/adv.08.17.txt | x_refsource_MISC | |
| http://www.securityfocus.com/bid/30737 | vdb-entryx_refsource_BID | |
| http://www.securityfocus.com/bid/34373 | vdb-entryx_refsource_BID | |
| http://www.securitytracker.com/id?1020715 | vdb-entryx_refsource_SECTRACK | |
| http://www.vmware.com/security/advisories/VMSA-2009-0005.html | x_refsource_CONFIRM | |
| http://www.vupen.com/english/advisories/2009/0944 | vdb-entryx_refsource_VUPEN | |
| https://exchange.xforce.ibmcloud.com/vulnerabilities/44539 | vdb-entryx_refsource_XF | |
| https://www.exploit-db.com/exploits/6262 | exploitx_refsource_EXPLOIT-DB |
Change history (0)
No recorded changes yet.