Privilege escalation in Microsoft Windows

Published: 2020-12-24
Risk Low
Patch available NO
Number of vulnerabilities 1
CVE-ID CVE-2020-17008
Exploitation vector Local
Public exploit Public exploit code for vulnerability #1 is available.
Vulnerable software
Operating systems & Components / Operating system

Windows Server
Operating systems & Components / Operating system

Vendor Microsoft

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Buffer overflow

EUVDB-ID: #VU49142

Risk: Low


CVE-ID: CVE-2020-17008

CWE-ID: CWE-119 - Improper Restriction of Operations within the Bounds of a Memory Buffer

Exploit availability: Yes


The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to a boundary error within the user-mode printer driver host process splwow64.exe within the Windows kernel. A local user can run a specially crafted program to trigger untrusted pointer dereference and execute arbitrary code on the system with elevated privileges.

Note, this vulnerability exists due to incomplete patch for vulnerability #VU28018.


Cybersecurity Help is currently unaware of any official solution to address this vulnerability.

Vulnerable software versions

Windows: 8.1 - 10 Mobile

Windows Server: 2012 - 2019 2004

CPE2.3 External links

Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?