#VU7642 Authentication bypass in vCenter Server - CVE-2017-4919
Published: August 1, 2017 / Updated: August 2, 2017
Vulnerability identifier: #VU7642
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2017-4919
CWE-ID: CWE-264
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
vCenter Server
vCenter Server
Software vendor:
VMware, Inc
VMware, Inc
Description
The vulnerability allows a remote authenticated attacker to bypass authentication on the target system.
The weakness exists due to improper security restrictions. A remote attacker acting as a vSphere user can use the VIX API to bypass additional authentication restrictions and gain access to a Guest Operating System (GuestOS).
The weakness exists due to improper security restrictions. A remote attacker acting as a vSphere user can use the VIX API to bypass additional authentication restrictions and gain access to a Guest Operating System (GuestOS).
Remediation
As a temporary solution the vendor has suggested the following workaround:
https://kb.vmware.com/selfservice/microsites/search.do?language=en_US&cmd=displayKC&...