Home/CVE/VMware Workstation and Fusion contain a use-after-free vulnerability in VMware NAT service when IPv6 mode is enabled. Th
CVE

CVE-2017-4949

VMware Workstation and Fusion contain a use-after-free vulnerability in VMware NAT service when IPv6 mode is enabled. Th

VMware Workstation and Fusion contain a use-after-free vulnerability in VMware NAT service when IPv6 mode is enabled. This issue may allow a guest to execute code on the host. Note: IPv6 mode for VMNAT is not enabled by default.

HIGH · CVSS 7 EPSS 0.00076
Schedule remediation
  • CVSS base score ≥ 7.0
Sigma rules2 YARA rules0
⬡

Weakness Classification

CWE-416Use After Free
▤

Affected Products & Versions

4
vmware fusion>= 8.0 and < 8.5.10
vmware fusion>= 10.0 and < 10.1.1
vmware workstation>= 12.0 and < 12.5.9
vmware workstation>= 14.0 and < 14.1.1
◈

Sigma Hunt Rules

2
Exact rules name this CVE ID. Product rules name an affected product in their title. Related rules cover techniques used by actors who exploited this CVE. Showing the most relevant matches; the complete related set is on the full drill-down.
productmediumSuspicious Workstation Locking via Rundll32
productinformationalLocked Workstation
▣

Scoring & Timeline

7
HIGH · CVSS v3.0 · security@vmware.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD11 Jan 2018 · 02:29 PM
CVSS VectorCVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
🔗

References & Sources

3
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://www.securityfocus.com/bid/102489Third Party AdvisoryVDB Entry
http://www.securitytracker.com/id/1040161Third Party AdvisoryVDB Entry
https://www.vmware.com/security/advisories/VMSA-2018-0005.htmlPatchVendor Advisory
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