CVE-2020-1108
Published:May 21, 2020
Updated:August 29, 2026
A denial of service vulnerability exists when .NET Core or .NET Framework improperly handles web requests. An attacker who successfully exploited this vulnerability could cause a denial of service against a .NET Core or .NET Framework web application. The vulnerability can be exploited remotely, without authentication.
A remote unauthenticated attacker could exploit this vulnerability by issuing specially crafted requests to the .NET Core or .NET Framework application.
The update addresses the vulnerability by correcting how the .NET Core or .NET Framework web application handles web requests.
Affected Packages
microsoft.netcore.app.runtime.osx-x64 (NUGET):
Affected version(s) >=3.1.0 <3.1.4Fix Suggestion:
Update to version 3.1.4microsoft.netcore.app.runtime.rhel.6-x64 (NUGET):
Affected version(s) >=3.1.0 <3.1.4Fix Suggestion:
Update to version 3.1.4microsoft.netcore.app.runtime.linux-x64 (NUGET):
Affected version(s) >=3.1.0 <3.1.4Fix Suggestion:
Update to version 3.1.4microsoft.netcore.app.runtime.linux-arm (NUGET):
Affected version(s) >=3.1.0 <3.1.4Fix Suggestion:
Update to version 3.1.4microsoft.netcore.app.runtime.linux-musl-arm64 (NUGET):
Affected version(s) >=3.1.0 <3.1.4Fix Suggestion:
Update to version 3.1.4microsoft.netcore.app.runtime.linux-arm64 (NUGET):
Affected version(s) >=3.1.0 <3.1.4Fix Suggestion:
Update to version 3.1.4microsoft.netcore.app.runtime.win-arm (NUGET):
Affected version(s) >=3.1.0 <3.1.4Fix Suggestion:
Update to version 3.1.4microsoft.netcore.app (NUGET):
Affected version(s) >=2.1.0 <2.1.18Fix Suggestion:
Update to version 2.1.18microsoft.netcore.app.runtime.win-x64 (NUGET):
Affected version(s) >=3.1.0 <3.1.4Fix Suggestion:
Update to version 3.1.4microsoft.netcore.app.runtime.linux-musl-x64 (NUGET):
Affected version(s) >=3.1.0 <3.1.4Fix Suggestion:
Update to version 3.1.4microsoft.netcore.app.runtime.win-arm64 (NUGET):
Affected version(s) >=3.1.0 <3.1.4Fix Suggestion:
Update to version 3.1.4microsoft.netcore.app.runtime.win-x86 (NUGET):
Affected version(s) >=3.1.0 <3.1.4Fix Suggestion:
Update to version 3.1.4Related Resources (5)
Do you need more information?
Contact UsCVSS v4
Base Score:
8.7
Attack Vector
NETWORK
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
NONE
User Interaction
NONE
Vulnerable System Confidentiality
NONE
Vulnerable System Integrity
NONE
Vulnerable System Availability
HIGH
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
7.5
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
EPSS
Base Score:
6.25