CVE-2020-1350: Microsoft Windows DNS Server Remote Code Execution Vulnerability

Published Jul 14, 2020
·
Updated

A remote code execution vulnerability exists in Windows Domain Name System servers when they fail to properly handle requests, aka 'Windows DNS Server Remote Code Execution Vulnerability'.

Other sources

Microsoft Windows DNS Servers fail to properly handle requests, allowing an attacker to perform remote code execution in the context of the Local System Account. The vulnerability is also known under the moniker of SIGRed.

CISA

Affected Software

10 affected components
Microsoft Windows Server 2008=sp2
Microsoft Windows Server 2008=r2-sp1
Microsoft Windows Server 2012
Microsoft Windows Server 2012=r2
Microsoft Windows Server 2016
Microsoft Windows Server 2016=1903
Microsoft Windows Server 2016=1909
Microsoft Windows Server 2016=2004
Microsoft Windows Server 2019
Microsoft Windows

Event History

Jul 14, 2020
CVE Published
via MITRE·10:54 PM
Data Sourced
via MITRE·10:54 PM
DescriptionWeakness
Data Sourced
via NVD·11:15 PM
RemedyDescriptionSeverityWeaknessAffected Software
Nov 3, 2021
Known Exploited
via CISA·12:00 AM
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Frequently Asked Questions

1

What is the severity of CVE-2020-1350?

The severity of CVE-2020-1350 is rated as critical due to its potential for remote code execution.

2

How do I fix CVE-2020-1350?

To fix CVE-2020-1350, install the latest security patches provided by Microsoft for affected Windows Server versions.

3

Which Windows Server versions are affected by CVE-2020-1350?

CVE-2020-1350 affects multiple versions including Windows Server 2008, 2012, 2016, 2019, and their respective service packs.

4

Can CVE-2020-1350 be exploited remotely?

Yes, CVE-2020-1350 can be exploited remotely by sending crafted DNS requests to vulnerable Windows DNS servers.

5

What should I do if I am using an affected version as per CVE-2020-1350?

If using an affected version as per CVE-2020-1350, it is important to apply security updates immediately to mitigate the risk.

Contact

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