The PIIX4 power management subsystem in EMC VMware Workstation 5.5.3.34685 and VMware…
Priority LOW 31Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- Complete · Complete · Complete
- Fix status
- No fix listed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA.
Summary
The PIIX4 power management subsystem in EMC VMware Workstation 5.5.3.34685 and VMware Server 1.0.1.29996 allows local users to write to arbitrary memory locations via a crafted poke to I/O port 0x1004, triggering a denial of service (virtual machine crash) or other unspecified impact, a related issue to CVE-2007-1337.
Why it matters now
EPSS 0.00301 22nd percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2007-2491
- 2026-10-03 Alias added: GHSA-rf4c-m93m-m5w7
References
More VMware Server vulnerabilities
- TI-2009-03557 Directory traversal vulnerability in VMware Server 1.x before 1.0.10 build 203137 and 2.x… CVSS 2.0MEDIUM 5.0
- TI-2008-03731 Buffer overflow in a certain ActiveX control in the COM API in VMware Workstation 5.5.x… CVSS 2.0HIGH 10.0
- TI-2007-00059 Integer underflow in the DHCP server in EMC VMware Workstation before 5.5.5 Build 56455… CVSS 2.0HIGH 10.0
- TI-2009-03556 Format string vulnerability in vmware-vmrc.exe build 158248 in VMware Remote Console (aka… CVSS 2.0HIGH 10.0
- TI-2007-00058 Integer overflow in the ISC dhcpd 3.0.x before 3.0.7 and 3.1.x before 3.1.1; and the DHCP… CVSS 2.0HIGH 10.0
- TI-2007-00057 The DHCP server in EMC VMware Workstation before 5.5.5 Build 56455 and 6.x before 6.0.1… CVSS 2.0HIGH 10.0
Sources
- CVE-2007-2491 · CVE Program
- CVE-2007-2491 · NVD
- FIRST EPSS
- GHSA-rf4c-m93m-m5w7 · GitHub Advisory Database · CC BY 4.0
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