VMware ESXi 3.5, 4.0, and 4.1 and ESX 3.5, 4.0, and 4.1 do not properly implement…
Priority LOW 38CWE-264Published · Updated
Key facts
- Attack vector
- Adjacent network
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Low
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- Complete · Complete · Complete
- Fix status
- No fix listed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA. Impact type from CWE-264.
Summary
VMware ESXi 3.5, 4.0, and 4.1 and ESX 3.5, 4.0, and 4.1 do not properly implement port-based I/O operations, which allows guest OS users to gain guest OS privileges by overwriting memory locations in a read-only memory block associated with the Virtual DOS Machine.
Why it matters now
EPSS 0.00814 57th 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
CPE configurations NVD · 6
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:vmware:esxi:3.5:*:*:*:*:*:*:* | 3.5 | Vulnerable | VMware |
| cpe:2.3:o:vmware:esxi:4.0:*:*:*:*:*:*:* | 4.0 | Vulnerable | VMware |
| cpe:2.3:o:vmware:esxi:4.1:*:*:*:*:*:*:* | 4.1 | Vulnerable | VMware |
| cpe:2.3:o:vmware:esx:3.5:*:*:*:*:*:*:* | 3.5 | Vulnerable | VMware |
| cpe:2.3:o:vmware:esx:4.0:*:*:*:*:*:*:* | 4.0 | Vulnerable | VMware |
| cpe:2.3:o:vmware:esx:4.1:*:*:*:*:*:*:* | 4.1 | Vulnerable | VMware |
- cpe:2.3:o:vmware:esxi:3.5:*:*:*:*:*:*:* Versions 3.5 Vulnerable ·VMware
- cpe:2.3:o:vmware:esxi:4.0:*:*:*:*:*:*:* Versions 4.0 Vulnerable ·VMware
- cpe:2.3:o:vmware:esxi:4.1:*:*:*:*:*:*:* Versions 4.1 Vulnerable ·VMware
- cpe:2.3:o:vmware:esx:3.5:*:*:*:*:*:*:* Versions 3.5 Vulnerable ·VMware
- cpe:2.3:o:vmware:esx:4.0:*:*:*:*:*:*:* Versions 4.0 Vulnerable ·VMware
- cpe:2.3:o:vmware:esx:4.1:*:*:*:*:*:*:* Versions 4.1 Vulnerable ·VMware
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2012-1515
- 2026-10-03 Alias added: GHSA-8758-2jw5-f6gw
References
More VMware Esx vulnerabilities
- TI-2014-05975 GNU Bash through 4.3 bash43-025 processes trailing strings after certain malformed… KEVCVSS 3.1CRITICAL 9.8
- TI-2014-05157 GNU Bash through 4.3 processes trailing strings after function definitions in the values… KEVCVSS 3.1CRITICAL 9.8
- 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-2007-00059 Integer underflow in the DHCP server in EMC VMware Workstation before 5.5.5 Build 56455… CVSS 2.0HIGH 10.0
- TI-2010-02816 The xfs implementation in the Linux kernel before 2.6.35 does not look up inode… CVSS 3.1HIGH 8.1
- 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-2012-1515 · CVE Program
- CVE-2012-1515 · NVD
- FIRST EPSS
- GHSA-8758-2jw5-f6gw · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences