SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2017-4938

VMware Workstation (12.x before 12.5.8) and Fusion (8.x before 8.5.9) contain a guest RPC NULL pointer dereference vulnerability.

MEDIUM 6.5EPSS 0.37%

Does this matter?

Lower severity and a low EPSS score (0.37%). Track it; it rarely justifies an emergency change on its own.

Description

VMware Workstation (12.x before 12.5.8) and Fusion (8.x before 8.5.9) contain a guest RPC NULL pointer dereference vulnerability. Successful exploitation of this issue may allow attackers with normal user privileges to crash their VMs.

CVSS 3.0
6.5 MEDIUMCVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H
EPSS
0.37% probability · 30th percentile
Public exploits
None in Exploit-DB
CISA KEV
Not listed
Weakness
CWE-476
Affected
vmware/workstation · vmware/fusion
Source
security@vmware.com
EPSS trend
0%3%5%27 October 2026: 0.37%27 October 202627 October 2026

EPSS 0.4% since 27 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.

Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.