CVE-2020-1350: Microsoft Windows DNS Server Remote Code Execution Vulnerability
First published: Tue 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'.
Credit: secure@microsoft.com secure@microsoft.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Microsoft Windows | ||
| Microsoft Windows Server 2008 Itanium | =sp2 | |
| Microsoft Windows Server 2008 Itanium | =r2-sp1 | |
| Microsoft Windows Server 2012 x64 | ||
| Microsoft Windows Server 2012 x64 | =r2 | |
| Microsoft Windows Server 2016 | ||
| Microsoft Windows Server 2016 | =1903 | |
| Microsoft Windows Server 2016 | =1909 | |
| Microsoft Windows Server 2016 | =2004 | |
| Microsoft Windows Server 2019 | ||
| =sp2 | ||
| =r2-sp1 | ||
| =r2 | ||
| =1903 | ||
| =1909 | ||
| =2004 | ||
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Reference Links
- http://packetstormsecurity.com/files/158484/SIGRed-Windows-DNS-Denial-Of-Service.html
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-1350
- https://www.cisa.gov/news-events/directives/ed-20-03-mitigate-windows-dns-server-remote-code-execution-vulnerability-july-2020-patch-tuesday)
- https://nvd.nist.gov/vuln/detail/CVE-2020-1350
Frequently Asked Questions
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.
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.
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.
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.
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.
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