Risk Letters

Exploited vulnerability

CVE-2020-1350

TLP:CLEAR

Microsoft Windows DNS Server Remote Code Execution Vulnerability

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.

Facts

  • Vendor: Microsoft
  • Product: Windows
  • CVSS: 10
  • EPSS (probability of exploitation within 30 days): 96.7 %
  • On CISA's Known Exploited Vulnerabilities list since: 3 November 2021
  • First known exploitation: 3 November 2021
  • CISA's deadline for US federal agencies: 3 May 2022
  • First seen by Risk Letters: 3 November 2021

Members see which Nordic sectors the flaw hits, and what to do about it.

Get the full brief

Data: NVD (public domain), CISA KEV, FIRST EPSS, MITRE ATT&CK, AlienVault OTX. NVD