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CVE-2018-6982

VMware ESXi 6.7 without ESXi670-201811401-BG and VMware ESXi 6.5 without ESXi650-201811301-BG...

6.5 Medium

VMware ESXi 6.7 without ESXi670-201811401-BG and VMware ESXi 6.5 without ESXi650-201811301-BG contain uninitialized stack memory usage in the vmxnet3 virtual network adapter which may lead to an information leak from host to guest.

Attack profile

How easy it is to exploit

Attack vector
Local
Complexity
Low
Privileges needed
Low
User interaction
None

What an attacker can affect

Confidentiality
High
Integrity
None
Availability
None

Exploit likelihood

0.45%Up 0.3 points since Apr 14, 2021
90%50%10%1%

What each source reports

NVD Score used 6.5

VMware ESXi 6.7 without ESXi670-201811401-BG and VMware ESXi 6.5 without ESXi650-201811301-BG contain uninitialized stack memory usage in the vmxnet3 virtual network adapter which may lead to an information leak from host to guest.

Record
CVE-2018-6982
CVSS 3.1
6.5 MediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N
CVSS 2.0
4.9 MediumAV:L/AC:L/Au:N/C:C/I:N/A:N
Weakness
CWE-908
Updated
2026-11-02
CVE List No score

VMware ESXi 6.7 without ESXi670-201811401-BG and VMware ESXi 6.5 without ESXi650-201811301-BG contain uninitialized stack memory usage in the vmxnet3 virtual network adapter which may lead to an information leak from host to guest.

Record
CVE-2018-6982
Updated
2026-11-02
EUVDEUVD-2018-18726 No score

VMware ESXi 6.7 without ESXi670-201811401-BG and VMware ESXi 6.5 without ESXi650-201811301-BG contain uninitialized stack memory usage in the vmxnet3 virtual network adapter which may lead to an information leak from host to guest.

Record
EUVD-2018-18726
Updated
2026-11-03
GitHub AdvisoriesGHSA-pwjr-88cq-mmr3 6.5

VMware ESXi 6.7 without ESXi670-201811401-BG and VMware ESXi 6.5 without ESXi650-201811301-BG...

VMware ESXi 6.7 without ESXi670-201811401-BG and VMware ESXi 6.5 without ESXi650-201811301-BG contain uninitialized stack memory usage in the vmxnet3 virtual network adapter which may lead to an information leak from host to guest.

Record
GHSA-pwjr-88cq-mmr3
CVSS 3.1
6.5 MediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N
Weakness
CWE-908
Updated
2026-11-02

Affected products

History

History
RecordedChangedSources
aliasesEUVD
first indexedCVE List, GitHub Advisories, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2018-6982 is a medium vulnerability (CVSS 6.5) in Vmware Esxi, published December 4, 2018. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.45%, the 39th percentile. No source names a fixed version.

References

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