Jul 2020:
CVE-2020-1350 Published on July 14, 2020
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'.
Known Exploited Vulnerability
This "SigRed" - Microsoft Windows Domain Name System (DNS) Server Remote Code Execution Vulnerability is part of CISA's list of Known Exploited Vulnerabilities. A remote code execution vulnerability exists in Windows Domain Name System servers when they fail to properly handle requests.
The following remediation steps are recommended / required by July 24, 2020: Apply updates per vendor instructions.
Vulnerability Analysis
CVE-2020-1350 is exploitable with network access, and does not require authorization privileges or user interaction. This vulnerability is considered to have a low attack complexity. This vulnerability is known to be actively exploited by threat actors in an automatable fashion. The potential impact of an exploit of this vulnerability is considered to be critical as this vulnerability has a high impact to the confidentiality, integrity and availability of this component.
Weakness Type
Improper Input Validation
The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.
Products Associated with CVE-2020-1350
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Affected Versions
Microsoft Windows Server:- Version 2019 is affected.
- Version 2019 (Core installation) is affected.
- Version 2016 is affected.
- Version 2016 (Core installation) is affected.
- Version 2008 for 32-bit Systems Service Pack 2 is affected.
- Version 2008 for 32-bit Systems Service Pack 2 (Core installation) is affected.
- Version 2008 for x64-based Systems Service Pack 2 is affected.
- Version 2008 for x64-based Systems Service Pack 2 (Core installation) is affected.
- Version 2008 R2 for x64-based Systems Service Pack 1 is affected.
- Version 2008 R2 for x64-based Systems Service Pack 1 (Core installation) is affected.
- Version 2012 is affected.
- Version 2012 (Core installation) is affected.
- Version 2012 R2 is affected.
- Version 2012 R2 (Core installation) is affected.
- Version unspecified is affected.
- Version unspecified is affected.
- Version unspecified is affected.
Exploit Probability
EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.