Critical severity · published Jul 14, 2020
CVE-2020-1350
Microsoft Windows DNS Server Remote Code Execution Vulnerability
In wildKEV
10.0
CVSS
96.7%
EPSS
Yes
On KEV
Description
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'.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)96.7% · higher than 100% of CVEs
Exploited in the wildYes
CISA KEVListed Nov 3, 2021
Federal remediation dueMay 3, 2022
Ransomware campaign useNot known
Affected products
Which versions
WI
Windows · Microsoft
2019; 2019 (Core installation); 2016; 2016 (Core installation); 2008 for 32-bit Systems Service Pack 2; 2008 for 32-bit Systems Service Pack 2 (Core installation); +8 more · source: vendor, KEV
WS
Windows Server, version 1903 (Server Core installation) · Microsoft
All versions, or not specified · source: vendor
WS
Windows Server, version 1909 (Server Core installation) · Microsoft
All versions, or not specified · source: vendor
WS
Windows Server, version 2004 (Server Core installation) · Microsoft
All versions, or not specified · source: vendor
WS
Windows Server 2008 · Microsoft
r2 · source: NVD
WS
Windows Server 2012 · Microsoft
r2 · source: NVD
WS
Windows Server 2016 · Microsoft
All versions, or not specified · source: NVD
WS
Windows Server 2019 · Microsoft
All versions, or not specified · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2020-1350
CVE.org
https://www.cve.org/CVERecord?id=CVE-2020-1350
CISA KEV catalogue
https://www.cisa.gov/known-exploited-vulnerabilities-catalog
x_refsource_MISC
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-1350
x_refsource_MISC
http://packetstormsecurity.com/files/158484/SIGRed-Windows-DNS-Denial-Of-Service.html
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