CVE-2020-1161 – dotnet: Denial of service due to infinite loop
https://notcve.org/view.php?id=CVE-2020-1161
A denial of service vulnerability exists when ASP.NET Core improperly handles web requests, aka 'ASP.NET Core Denial of Service Vulnerability'. Existe una vulnerabilidad denegación de servicio cuando ASP.NET Core maneja inapropiadamente las peticiones web, también se conoce como "ASP.NET Core Denial of Service Vulnerability". An infinite loop was found in the HTTP Routing component of Microsoft.AspNetCore.App, which could be exploited by a remote, unauthenticated attacker. This flaw allows an attacker without special privileges to send crafted requests to a machine running an ASP.NET Core application, triggering the infinite loop and causing a denial of service in that application, for example, a web server. • https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-1161 https://access.redhat.com/security/cve/CVE-2020-1161 https://bugzilla.redhat.com/show_bug.cgi?id=1827645 • CWE-400: Uncontrolled Resource Consumption •
CVE-2020-1108 – dotnet: Denial of service via untrusted input
https://notcve.org/view.php?id=CVE-2020-1108
A denial of service vulnerability exists when .NET Core or .NET Framework improperly handles web requests, aka '.NET Core & .NET Framework Denial of Service Vulnerability'. Se presenta una vulnerabilidad denegación de servicio cuando .NET Core o .NET Framework manejan inapropiadamente las peticiones web, también se conoce como ".NET Core & .NET Framework Denial of Service Vulnerability" An integer overflow condition was found in dotnet and dotnet3.1's BinaryReader Read7BitEncodedInt() method. This method is used by BinaryReader's ReadString() method, and given a certain input, and cause a denial of service to dotnet applications using BinaryReader. The exploitation of this flaw depends on the application but does not inherently require the attacker to be authenticated or have any specific privileges. An attacker could exploit this flaw remotely via the internet by sending crafted data to a dotnet application that is passed into Read7BitEncodedInt(), resulting in a denial of service when the output is used by ReadString(). • https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-1108 https://access.redhat.com/security/cve/CVE-2020-1108 https://bugzilla.redhat.com/show_bug.cgi?id=1827643 • CWE-190: Integer Overflow or Wraparound •
CVE-2020-0899
https://notcve.org/view.php?id=CVE-2020-0899
An elevation of privilege vulnerability exists when Microsoft Visual Studio updater service improperly handles file permissions, aka 'Microsoft Visual Studio Elevation of Privilege Vulnerability'. Hay una vulnerabilidad de elevación de privilegios cuando el servicio actualizador de Microsoft Visual Studio maneja inapropiadamente los permisos de archivo, también se conoce como "Microsoft Visual Studio Elevation of Privilege Vulnerability". • https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-0899 •
CVE-2020-0900
https://notcve.org/view.php?id=CVE-2020-0900
An elevation of privilege vulnerability exists when the Visual Studio Extension Installer Service improperly handles file operations, aka 'Visual Studio Extension Installer Service Elevation of Privilege Vulnerability'. Hay una vulnerabilidad de elevación de privilegios cuando el Visual Studio Extension Installer Service maneja inapropiadamente operaciones de archivos, también se conoce como "Visual Studio Extension Installer Service Elevation of Privilege Vulnerability". • https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-0900 •
CVE-2020-0884
https://notcve.org/view.php?id=CVE-2020-0884
A spoofing vulnerability exists in Microsoft Visual Studio as it includes a reply URL that is not secured by SSL, aka 'Microsoft Visual Studio Spoofing Vulnerability'. Existe una vulnerabilidad de suplantación de identidad en Microsoft Visual Studio, ya que incluye una URL de respuesta que no está protegida por SSL, también se conoce como "Microsoft Visual Studio Spoofing Vulnerability". • https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-0884 • CWE-319: Cleartext Transmission of Sensitive Information •