Security Features in Microsoft Windows Remote Desktop



Published: 2021-01-12
Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2021-1669
CWE-ID CWE-254
Exploitation vector Network
Public exploit N/A
Vulnerable software
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Windows
Operating systems & Components / Operating system

Windows Server
Operating systems & Components / Operating system

Vendor Microsoft

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) Security Features

EUVDB-ID: #VU49481

Risk: Medium

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

CVE-ID: CVE-2021-1669

CWE-ID: CWE-254 - Security Features

Exploit availability: No

Description

The vulnerability allows a remote attacker to bypass authentication process.

The vulnerability exists due to security feature bypass issue in Windows Remote Desktop. A remote authenticated attacker can gain unauthorized access to the application.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Windows: 10 - 10 2004

Windows Server: 2016 - 2019 2004

External links

http://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-1669


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.



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