CVE-2017-4950
VMware Workstation and Fusion contain an integer overflow vulnerability in VMware NAT service when IPv6 mode is enabled. This issue may…
- Published
- Updated
- Reserved
- Assigned by
- vmware
Description
VMware Workstation and Fusion contain an integer overflow vulnerability in VMware NAT service when IPv6 mode is enabled. This issue may lead to an out-of-bound read which can then be used to execute code on the host in conjunction with other issues. Note: IPv6 mode for VMNAT is not enabled by default.
Timeline
ID reserved
By vmware
- 13 months later
· 13 months later
Published
- 7 years later
· 7 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.0 | High7.0 | CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H |
- EPSS (exploitation in 30 days)
- 0.38% · top 68% of all CVEs (8 Nov 2026)
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.0.
Weakness
- Integer-overflow vulnerability
- CWE-190 (opens in a new tab)All about CWE-190 and its CVEs
Affected products
VMware · Workstation Pro / Player
- affected 14.x before 14.1.1
- affected 12.x before 12.5.9
- affected 10.x before 10.1.1
- affected 8.x before 8.5.10
References (3)
- 1040161 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
- https://www.vmware.com/security/advisories/VMSA-2018-0005.html (opens in a new tab)x_refsource_CONFIRMx_transferred
- 102490 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2017-4950)Record last updated .