Vulnerability identifier: #VU24301

Vulnerability risk: Low

CVSSv3.1: 7.7 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2020-0641

CWE-ID: CWE-264

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 due to Windows Media Service allows to create files in arbitrary locations on the system. A local user can create a specially crafted application and place malicious files in critical system locations and then escalate privileges on the system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Windows: 10 - 10 1909, 8.1 - 8.1 RT

Windows Server: 2012 - 2019 1909

---

External links
http://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-0641

---

Q & A

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.