#VU28875 Permissions, Privileges, and Access Controls in Windows - CVE-2020-1199

Vulnerability identifier: #VU28875

Vulnerability risk: Low

CVSSv4.0: 5.9 [CVSS:4.0/AV:L/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-2020-1199

CWE-ID: CWE-264

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
Windows
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 the way Windows Feedback Hub handles objects in memory. A local user can create a malicious application, launch it on the system and run processes in an elevated context.

To exploit this vulnerability, an attacker would first have to log on to the system with Windows Mixed Reality installed.

Mitigation
Install update from vendor's website.

Vulnerable software versions

Windows: 10 1709 10.0.16299.19, 10 1803 10.0.17134.48, 10 1809 10.0.17763.1, 10 1903 10.0.18362.116, 10 2004 10.0.19041.264

---

External links
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-1199

---

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.