Privilege escalation in Microsoft Windows Client License Service



Published: 2020-02-11
Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2020-0701
CWE-ID CWE-119
Exploitation vector Local
Public exploit N/A
Vulnerable software
Subscribe 		Windows
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: #VU25204

Risk: Low

CVSSv3.1:

CVE-ID: CVE-2020-0701

CWE-ID: CWE-119 - Memory corruption

Exploit availability: No

Description

The vulnerability allows a local user to escalate privilege so the system.

The vulnerability exists due to a boundary error in the Windows Client License Service (ClipSVC) when handling objects in memory. A local user can create a specially crafted application, trigger memory corruption and execute arbitrary code on the target system with elevated privileges.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Windows: 10 1709 - 10 1909

Windows Server: 2019 - 2019 1909

CPE2.3 External links

http://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-0701


Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?



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