Security Advisory

This security advisory describes one medium risk vulnerability.

1) Input validation error

Risk: Medium

CVSSv3:
3.4 [CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID:
CVE-2020-16863

CWE-ID:
CWE-20 – Improper Input Validation

Exploit availability:
No

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to insufficient validation of user-supplied input in Windows Remote Desktop Service . A remote attacker can run a specially crafted application and perform a denial of service (DoS) attack.

Mitigation

Install updates from vendor’s website.

Vulnerable software versions

Windows:
7

Windows Server:
2008 R2

CPE

External links

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-16863

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker 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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