Vulnerability identifier: #VU8444

Vulnerability risk: Low

CVSSv3.1: 3.8 [CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/E:U/RL:O/RC:C]

CVE-ID: CVE-2017-4925

CWE-ID: CWE-476

Exploitation vector: Local network

Exploit availability: No

Vulnerable software:
VMware ESXi
Operating systems & Components / Operating system
VMware Workstation
Client/Desktop applications / Virtualization software
VMware Fusion
Client/Desktop applications / Virtualization software

Vendor: VMware, Inc

Description
The vulnerability allows an adjacent attacker to cause DoS condition on the host system.

The weakness exists due to NULL pointer dereference when handling malicious content. An adjacent attacker can send specially crafted RPC requests and cause the applications to crash.

Successful exploitation of the vulnerability results in denial of service.

Mitigation
Install update from vendor's website.

Vulnerable software versions

VMware ESXi: 5.5 - 6.5

VMware Workstation: 12.5 - 12.5.2

VMware Fusion: 8.5 - 8.5.3

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External links
http://www.vmware.com/security/advisories/VMSA-2017-0015.html

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the local network (LAN).

Is there known malware, which exploits this vulnerability?

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