Vulnerability identifier: #VU7467
Vulnerability risk: Low
CVSSv3.1: 7.3 [CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]
CVE-ID:
CWE-ID:
CWE-20
Exploitation vector: Local
Exploit availability: No
Vulnerable software:
Windows
Operating systems & Components /
Operating system
Windows Server
Operating systems & Components /
Operating system
Vendor: Microsoft
Description
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists Windows Input Method Editor (IME) when IME improperly handles parameters in a method of a DCOM class. A local user can execute arbitrary code on the target system with elevated privileges.
Note: The attacker can instantiate the DCOM class and exploit the system even if IME is not enabled.
Mitigation
Install updates from vendor's website.
Vulnerable software versions
Windows: 10
Windows Server: 2016
External links
http://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-8566
Can this vulnerability be exploited remotely?
No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.