CVE-2020-26870
https://notcve.org/view.php?id=CVE-2020-26870
Cure53 DOMPurify before 2.0.17 allows mutation XSS. This occurs because a serialize-parse roundtrip does not necessarily return the original DOM tree, and a namespace can change from HTML to MathML, as demonstrated by nesting of FORM elements. Cure53 DOMPurify versiones anteriores a 2.0.17, permite una mutación de XSS. Esto ocurre porque un viaje de ida y vuelta de análisis serializado no necesariamente devuelve el árbol DOM original, y un espacio de nombres puede cambiar de HTML a MathML, como es demostrado al anidar los elementos FORM • https://github.com/cure53/DOMPurify/commit/02724b8eb048dd219d6725b05c3000936f11d62d https://github.com/cure53/DOMPurify/compare/2.0.16...2.0.17 https://lists.debian.org/debian-lts-announce/2020/10/msg00029.html https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-26870 https://research.securitum.com/mutation-xss-via-mathml-mutation-dompurify-2-0-17-bypass https://www.oracle.com//security-alerts/cpujul2021.html • CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') •
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-2019-1425
https://notcve.org/view.php?id=CVE-2019-1425
An elevation of privilege vulnerability exists when Visual Studio fails to properly validate hardlinks while extracting archived files, aka 'Visual Studio Elevation of Privilege Vulnerability'. Se presenta una vulnerabilidad de elevación de privilegios cuando Visual Studio no es capaz de comprobar apropiadamente los enlaces físicos mientras extrae los archivos registrados, también se conoce como "Visual Studio Elevation of Privilege Vulnerability". • https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-1425 • CWE-59: Improper Link Resolution Before File Access ('Link Following') •