Input validation error in ASP.NET Core MVC and Visual Studio - CVE-2020-1161
Published: May 12, 2020
Vulnerability identifier: #VU27827
CSH Severity: Medium
CVSS v4: 8.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2020-1161
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to the ASP.NET Core improperly handles web requests. A remote attacker can send a specially crafted request and perform a denial of service (DoS) attack.
Affected software
ASP.NET Core MVC
Visual Studio
rh-dotnet31-dotnet (Red Hat package)
dotnet3.1 (Red Hat package)
Red Hat Enterprise Linux for x86_64
Visual Studio
rh-dotnet31-dotnet (Red Hat package)
dotnet3.1 (Red Hat package)
Red Hat Enterprise Linux for x86_64
How to mitigate CVE-2020-1161
Install updates from vendor's website.
rh-dotnet31-dotnet (Red Hat package) - update to 3.1.104-2.el7
dotnet3.1 (Red Hat package) - update to 3.1.104-2.el8_2
dotnet3.1 (Red Hat package) - update to 3.1.104-2.el8_2