Coverage › CVE-2020-1350
CVE-2020-1350 Unmapped
Microsoft Windows DNS Server Remote Code Execution Vulnerability
- Vendor / product
- Microsoft — Windows
- Description (CISA)
- 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.
- Added to KEV
- 2021-11-03
- Due date
- 2022-05-03
- Required action
- Apply updates per vendor instructions.
- Known ransomware use
- Unknown
- CWE
- none recorded by CISA
- CISA notes
- Reference CISA's ED 20-03 (https://www.cisa.gov/news-events/directives/ed-20-03-mitigate-windows-dns-server-remote-code-execution-vulnerability-july-2020-patch-tuesday) for further guidance and requirements. Note: The due date for addressing this vulnerability aligns with the requirements outlined in ED 20-03. https://nvd.nist.gov/vuln/detail/CVE-2020-1350
- Elsewhere
- cve.org · NVD · CISA KEV · JSON
ATT&CK techniques
No public source states how this vulnerability is exploited in ATT&CK terms.
The only authoritative CVE → ATT&CK mapping in the open — CTID's Mappings Explorer, pinned to a KEV snapshot of 2025-07-28 and ATT&CK 16.1 — does not include CVE-2020-1350. CISA's catalogue carries no technique field. kevmap does not infer techniques from the CWE — here is why — and does not guess.
This page will change state automatically if a mapping is published. What is shown above is everything CISA publishes about the entry.
Sigma rules tagged with this CVE
1 rule in SigmaHQ carries the tag cve.2020-1350. These are shown as detection content for the CVE itself. Their ATT&CK tags are deliberately not rendered here: a rule author's tag is not an authoritative statement of how the vulnerability is exploited, and this page does not show techniques for unmapped entries.