CVE-2020-1597
August 17, 2020
A denial of service vulnerability exists when ASP.NET Core improperly handles web requests. An attacker who successfully exploited this vulnerability could cause a denial of service against an ASP.NET Core 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 ASP.NET Core application.
The update addresses the vulnerability by correcting how the ASP.NET Core web application handles web requests.
Affected Packages
microsoft.aspnetcore.app.runtime.linux-musl-arm64 (NUGET):
Affected version(s) >=3.1.0 <3.1.7Fix Suggestion:
Update to version 3.1.7microsoft.aspnetcore.app.runtime.osx-x64 (NUGET):
Affected version(s) >=3.1.0 <3.1.7Fix Suggestion:
Update to version 3.1.7microsoft.aspnetcore.app.runtime.win-x86 (NUGET):
Affected version(s) >=3.1.0 <3.1.7Fix Suggestion:
Update to version 3.1.7microsoft.aspnetcore.app.runtime.win-arm (NUGET):
Affected version(s) >=3.1.0 <3.1.7Fix Suggestion:
Update to version 3.1.7microsoft.aspnetcore.app.runtime.linux-arm64 (NUGET):
Affected version(s) >=3.1.0 <3.1.7Fix Suggestion:
Update to version 3.1.7microsoft.aspnetcore.app (NUGET):
Affected version(s) >=2.1.0 <2.1.21Fix Suggestion:
Update to version 2.1.21microsoft.aspnetcore.app.runtime.win-x64 (NUGET):
Affected version(s) >=3.1.0 <3.1.7Fix Suggestion:
Update to version 3.1.7microsoft.aspnetcore.app.runtime.linux-x64 (NUGET):
Affected version(s) >=3.1.0 <3.1.7Fix Suggestion:
Update to version 3.1.7microsoft.aspnetcore.all (NUGET):
Affected version(s) >=2.1.0 <2.1.21Fix Suggestion:
Update to version 2.1.21microsoft.aspnetcore.app.runtime.linux-musl-x64 (NUGET):
Affected version(s) >=3.1.0 <3.1.7Fix Suggestion:
Update to version 3.1.7microsoft.aspnetcore.app.runtime.win-arm64 (NUGET):
Affected version(s) >=3.1.5 <3.1.7Fix Suggestion:
Update to version 3.1.7microsoft.aspnetcore.app.runtime.linux-arm (NUGET):
Affected version(s) >=3.1.0 <3.1.7Fix Suggestion:
Update to version 3.1.7Related Resources (10)
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
CVSS v2
Base Score:
5
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
Weakness Type (CWE)
Improper Input Validation
EPSS
Base Score:
8.52