netVigilance Vulnerability intelligence since 2004
CVE-2020-1350 · netVigilance record NV21-0114

Microsoft Windows DNS Server Remote Code Execution

past due

What to do

Apply updates per vendor instructions.

CISA deadline 2022-05-03 · passed 4 years 4 months ago · applies to US federal civilian agencies; used elsewhere as a reference SLA

What happened

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.

Who is affected

Microsoft Windows. Affected version ranges are listed in the vendor advisory and the NVD entry linked under Sources.

Timeline

  1. Added to CISA KEVExploitation in the wild confirmed by CISA
  2. CISA remediation deadlinepassed 4 years 4 months ago

Sources