HIGH
VMware ESXi 6.7 without ESXi670-201811401-BG and VMware ESXi 6.5 without ESXi650-201811301-BG, VMware ESXi 6.0 without ESXi600-201811401-BG, VMware Workstation 15, VMware Workstation 14.1.3 or below, VMware Fusion 11, VMware Fusion 10.1.3 or below contain uninitialized stack memory usage in the vmxnet3 virtual network adapter which may allow a guest to execute code on the host
Published Dec 4, 2018
8.8
HIGHCVSS 3.1
EPSS 1.32%
Description
VMware ESXi 6.7 without ESXi670-201811401-BG and VMware ESXi 6.5 without ESXi650-201811301-BG, VMware ESXi 6.0 without ESXi600-201811401-BG, VMware Workstation 15, VMware Workstation 14.1.3 or below, VMware Fusion 11, VMware Fusion 10.1.3 or below contain uninitialized stack memory usage in the vmxnet3 virtual network adapter which may allow a guest to execute code on the host.
Affected products
-
- Version VMware ESXi 6.7 without ESXi670-201811401-BG, VMware ESXi 6.5 without ESXi650-201811301-BG, VMware ESXi 6.0 without ESXi600-201811401-BG, VMware Workstation 15, VMware Workstation 14.1.3 or below, VMware Fusion 11, VMware Fusion 10.1.3 or belowStatusaffectedConstraints-
- Version
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
| Vendor | Product | Default status | Versions | ||||||
|---|---|---|---|---|---|---|---|---|---|
| VMware | VMware ESXi, VMware Workstation, and VMware Fusion | n/a |
|
Configuration 1
OR
- ≥ 14.0.0 · < 14.1.4
- 15.0.0
Configuration 2
Configuration 3
OR
- 6.0
- 6.0
- 6.0
- 6.0
- 6.0
- 6.0
- 6.0
- 6.0
- 6.0
- 6.0
- 6.0
- 6.0
- 6.0
- 6.0
- 6.0
- 6.0
- 6.0
- 6.0
- 6.0
- 6.0
- 6.0
- 6.0
- 6.0
- 6.0
- 6.0
- 6.0
- 6.0
- 6.0
- 6.0
- 6.0
- 6.0
- 6.0
- 6.0
- 6.0
- 6.0
- 6.0
- 6.0
- 6.0
- 6.0
- 6.0
- 6.0
- 6.0
- 6.0
- 6.0
- 6.0
- 6.0
- 6.0
- 6.0
- 6.0
- 6.0
- 6.0
- 6.0
- 6.0
- 6.0
- 6.0
- 6.0
- 6.0
- 6.0
- 6.0
- 6.0
- 6.0
- 6.0
- 6.0
- 6.0
- 6.0
- 6.0
- 6.0
- 6.0
- 6.0
- 6.0
- 6.0
- 6.0
- 6.0
- 6.0
- 6.0
- 6.0
- 6.0
- 6.0
- 6.0
- 6.0
- 6.0
- 6.0
- 6.0
- 6.0
- 6.5
- 6.5
- 6.5
- 6.5
- 6.5
- 6.5
- 6.5
- 6.5
- 6.5
- 6.5
- 6.5
- 6.5
- 6.5
- 6.5
- 6.5
- 6.5
- 6.5
- 6.5
- 6.5
- 6.5
- 6.5
- 6.5
- 6.5
- 6.5
- 6.5
- 6.5
- 6.5
- 6.5
- 6.5
- 6.5
- 6.5
- 6.5
- 6.5
- 6.5
- 6.5
- 6.5
- 6.5
- 6.5
- 6.7
- 6.7
- 6.7
- 6.7
- 6.7
- 6.7
- 6.7
- 6.7
- 6.7
- 6.7
- 6.7
- 6.7
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- 6.7
- 6.7
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- 6.7
- 6.7
- 6.7
- 6.7
- 6.7
- 6.7
- 6.7
- 6.7
- 6.7
- 6.7
- 6.7
- 6.7
- 6.7
- 6.7
- 6.7
- 6.7
- 6.7
- 6.7
- 6.7
- 6.7
- 6.7
- 6.7
- 6.7
- 6.7
- 6.7
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.
8.8 HIGH NVD
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
Attack Vector Local
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope Changed
Confidentiality Impact High
Integrity Impact High
Availability Impact High
No CVSS v3.0 score for this CVE.
7.2 HIGH NVD
AV:L/AC:L/Au:N/C:C/I:C/A:C
Access Vector Local
Access Complexity Low
Authentication None
Confidentiality Impact Complete
Integrity Impact Complete
Availability Impact Complete
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
1.32% 0.01322
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
EPSS probability 0.01322
Score over time
2021–2026- EPSS v1
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v1
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (52 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 1.32% (0.01322) | 69.84th | v5 (v2026.06.15) |
| Jun 15, 2026 | 1.27% (0.01272) | 65.94th | v5 (v2026.06.15) |
| Mar 4, 2026 | 6.89% (0.06893) | 91.22th | v4 (v2025.03.14) |
| Mar 1, 2026 | 5.16% (0.05163) | 89.75th | v4 (v2025.03.14) |
| Feb 4, 2026 | 6.89% (0.06893) | 91.17th | v4 (v2025.03.14) |
| Feb 1, 2026 | 5.16% (0.05163) | 89.67th | v4 (v2025.03.14) |
| Jan 4, 2026 | 6.89% (0.06893) | 91.09th | v4 (v2025.03.14) |
| Jan 1, 2026 | 5.16% (0.05163) | 89.62th | v4 (v2025.03.14) |
| Dec 4, 2025 | 6.89% (0.06893) | 91.02th | v4 (v2025.03.14) |
| Dec 1, 2025 | 5.16% (0.05163) | 89.55th | v4 (v2025.03.14) |
| Nov 21, 2025 | 6.89% (0.06893) | 90.99th | v4 (v2025.03.14) |
| Nov 18, 2025 | 2.94% (0.02944) | 85.20th | v4 (v2025.03.14) |
| Nov 11, 2025 | 7.26% (0.07260) | 91.23th | v4 (v2025.03.14) |
| Nov 4, 2025 | 11.76% (0.11758) | 93.39th | v4 (v2025.03.14) |
| Nov 1, 2025 | 7.79% (0.07790) | 91.59th | v4 (v2025.03.14) |
| Oct 4, 2025 | 11.76% (0.11758) | 93.43th | v4 (v2025.03.14) |
| Oct 1, 2025 | 7.79% (0.07790) | 91.65th | v4 (v2025.03.14) |
| Sep 7, 2025 | 11.95% (0.11954) | 93.51th | v4 (v2025.03.14) |
| Sep 1, 2025 | 7.93% (0.07928) | 91.75th | v4 (v2025.03.14) |
| Aug 24, 2025 | 11.95% (0.11954) | 93.49th | v4 (v2025.03.14) |
| Aug 4, 2025 | 9.17% (0.09168) | 92.34th | v4 (v2025.03.14) |
| Aug 1, 2025 | 6.00% (0.05998) | 90.39th | v4 (v2025.03.14) |
| Jul 4, 2025 | 9.17% (0.09168) | 92.31th | v4 (v2025.03.14) |
| Jul 1, 2025 | 6.00% (0.05998) | 90.29th | v4 (v2025.03.14) |
| Jun 4, 2025 | 9.17% (0.09168) | 92.25th | v4 (v2025.03.14) |
| Jun 1, 2025 | 6.00% (0.05998) | 90.24th | v4 (v2025.03.14) |
| May 4, 2025 | 9.13% (0.09125) | 92.20th | v4 (v2025.03.14) |
| May 1, 2025 | 6.89% (0.06888) | 90.90th | v4 (v2025.03.14) |
| Apr 6, 2025 | 9.13% (0.09125) | 91.92th | v4 (v2025.03.14) |
| Apr 5, 2025 | 6.89% (0.06888) | 90.54th | v4 (v2025.03.14) |
| Mar 30, 2025 | 9.13% (0.09125) | 91.89th | v4 (v2025.03.14) |
| Mar 29, 2025 | 22.49% (0.22489) | 93.27th | v4 (v2025.03.14) |
| Mar 28, 2025 | 9.13% (0.09125) | 91.90th | v4 (v2025.03.14) |
| Mar 27, 2025 | 22.49% (0.22489) | 95.04th | v4 (v2025.03.14) |
| Mar 20, 2025 | 9.13% (0.09125) | 92.00th | v4 (v2025.03.14) |
| Mar 19, 2025 | 22.49% (0.22489) | 95.14th | v4 (v2025.03.14) |
| Mar 17, 2025 | 9.13% (0.09125) | 92.07th | v4 (v2025.03.14) |
| Jul 20, 2024 | 0.06% (0.00060) | 26.18th | v3 (v2023.03.01) |
| Jun 29, 2024 | 0.06% (0.00060) | 25.90th | v3 (v2023.03.01) |
| Apr 26, 2024 | 0.08% (0.00081) | 33.87th | v3 (v2023.03.01) |
| Apr 4, 2024 | 0.08% (0.00076) | 31.41th | v3 (v2023.03.01) |
| Mar 23, 2024 | 0.09% (0.00086) | 35.09th | v3 (v2023.03.01) |
| Nov 28, 2023 | 0.07% (0.00072) | 29.93th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.05% (0.00051) | 18.11th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.36% (0.01365) | 71.56th | v2 (v2022.01.01) |
| Feb 28, 2023 | 1.36% (0.01365) | 71.53th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.36% (0.01365) | 69.53th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.36% (0.01365) | 45.07th | v2 (v2022.01.01) |
| Feb 3, 2022 | 0.27% (0.00270) | 2.23th | v1 |
| Jan 6, 2022 | 0.27% (0.00270) | 2.21th | v1 |
| Sep 1, 2021 | 0.27% (0.00270) | 5.29th | v1 |
| Apr 14, 2021 | 0.27% (0.00270) | 0.00th | v1 |
Weaknesses (1)
References (4)
- http://www.securityfocus.com/bid/105881 vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry
- http://www.securitytracker.com/id/1042054 vdb-entryx_refsource_SECTRACKThird Party AdvisoryVDB Entry
- http://www.securitytracker.com/id/1042055 vdb-entryx_refsource_SECTRACKThird Party AdvisoryVDB Entry
- https://www.vmware.com/security/advisories/VMSA-2018-0027.html x_refsource_CONFIRMVendor Advisory
| Link | Providers | Tags |
|---|---|---|
| http://www.securityfocus.com/bid/105881 | vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry | |
| http://www.securitytracker.com/id/1042054 | vdb-entryx_refsource_SECTRACKThird Party AdvisoryVDB Entry | |
| http://www.securitytracker.com/id/1042055 | vdb-entryx_refsource_SECTRACKThird Party AdvisoryVDB Entry | |
| https://www.vmware.com/security/advisories/VMSA-2018-0027.html | x_refsource_CONFIRMVendor Advisory |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner vmware
Published Dec 4, 2018
Updated Aug 5, 2024
Reserved Feb 14, 2018
Link CVE-2018-6981
CISA Vulnrichment
Updated n/a