Denial of service in VMware Workstation and Fusion

1) Denial of service

EUVDB-ID: #VU11121

Risk: Low

CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2018-6957

CWE-ID: CWE-264 - Permissions, Privileges, and Access Controls

Exploit availability: No

Description

The vulnerability allows a remote attacker to cause DoS condition on the target system.

The weakness exists on the VNC manually enabled systems due to unspecified error. A remote attacker can open a large number of VNC sessions to cause unspecified denial of service conditions.

Mitigation

Update VMware Fusion to version 10.1.1.
Update VMware Workstation to version 14.1.1.

Vulnerable software versions

VMware Workstation: 14.0 - 14.1

VMware Fusion: 10.0 - 10.1.0

External links

http://www.vmware.com/security/advisories/VMSA-2018-0008.html

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

How the attacker can exploit this vulnerability?

The attacker would have to trick the victim to open a a specially crafted file.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.