Vulnerability in Microsoft Windows Server
CVE-2020-1350
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'.
EPSS: 0.938 (99.9th percentile) — read the EPSS interpretation.
Affected products
- Microsoft Windows Server — versions 2019, 2019 (Core installation), 2016
- Microsoft Windows Server, Version 1903 (Server Core Installation) — versions unspecified
- Microsoft Windows Server, Version 1909 (Server Core Installation) — versions unspecified
- Microsoft Windows Server, Version 2004 (Server Core Installation) — versions unspecified
CISA KEV (Known Exploited Vulnerabilities)
This CVE is on the CISA KEV catalog, added on . CISA KEV inclusion means CISA has confirmed in-the-wild exploitation; US federal agencies are required to remediate within a published due date.
BOD 22-01 due date: .
Required action: Apply updates per vendor instructions.
Public proof-of-concept exploits
References
- portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-1350 (x_refsource_MISC)
- packetstormsecurity.com/files/158484/SIGRed-Windows-DNS-Denial-Of-Service.html (x_refsource_MISC)
Frequently asked questions
- What is CVE-2020-1350?
- CVE-2020-1350 is a vulnerability in Microsoft Windows Server. Published 2020-07-14.
- Is CVE-2020-1350 known to be exploited?
- Yes. CVE-2020-1350 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2021-11-03), indicating it is being actively exploited. 85 public proof-of-concept repositories are indexed.