CVE-2021-1723 – ASP.NET Core and Visual Studio Denial of Service Vulnerability

https://notcve.org/view.php?id=CVE-2021-1723

12 Jan 2021 — ASP.NET Core and Visual Studio Denial of Service Vulnerability Una Vulnerabilidad de Denegación de Servicio de ASP.NET Core y Visual Studio A flaw was found in dotnet. Running callbacks outside of locks results in Krestel deadlock using HTTP2. The highest threat from this vulnerability is to system availability. .NET Core is a managed-software framework. It implements a subset of the .NET framework APIs and several new APIs, and it includes a CLR implementation. New versions of .NET Core that address a secu... • https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-1723 • CWE-833: Deadlock •

CVE-2020-5674

https://notcve.org/view.php?id=CVE-2020-5674

24 Nov 2020 — Untrusted search path vulnerability in the installers of multiple SEIKO EPSON products allows an attacker to gain privileges via a Trojan horse DLL in an unspecified directory. Una vulnerabilidad de ruta de búsqueda no confiable en los instaladores de múltiples productos SEIKO EPSON, permite a un atacante alcanzar privilegios por medio de una DLL de tipo caballo de Troya en un directorio no especificado • https://jvn.jp/en/jp/JVN26835001/index.html • CWE-427: Uncontrolled Search Path Element •

CVE-2020-16937 – .NET Framework Information Disclosure Vulnerability

https://notcve.org/view.php?id=CVE-2020-16937

16 Oct 2020 —

An information disclosure vulnerability exists when the .NET Framework improperly handles objects in memory. An attacker who successfully exploited the vulnerability could disclose contents of an affected system's memory.

To exploit the vulnerability, an authenticated attacker would need to run a specially crafted application.

The update addresses the vulnerability by correcting how the .NET Framework handles objects in memory.

Se presenta una vulnerabilidad de divulgación de informació... • https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-16937 •

CVE-2020-8927 – Buffer overflow in Brotli library

https://notcve.org/view.php?id=CVE-2020-8927

15 Sep 2020 — A buffer overflow exists in the Brotli library versions prior to 1.0.8 where an attacker controlling the input length of a "one-shot" decompression request to a script can trigger a crash, which happens when copying over chunks of data larger than 2 GiB. It is recommended to update your Brotli library to 1.0.8 or later. If one cannot update, we recommend to use the "streaming" API as opposed to the "one-shot" API, and impose chunk size limits. Se presenta un desbordamiento del búfer en la biblioteca Brotli ... • http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00108.html • CWE-120: Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') CWE-130: Improper Handling of Length Parameter Inconsistency •

CVE-2020-1045 – Microsoft ASP.NET Core Security Feature Bypass Vulnerability

https://notcve.org/view.php?id=CVE-2020-1045

08 Sep 2020 —

A security feature bypass vulnerability exists in the way Microsoft ASP.NET Core parses encoded cookie names.

The ASP.NET Core cookie parser decodes entire cookie strings which could allow a malicious attacker to set a second cookie with the name being percent encoded.

The security update addresses the vulnerability by fixing the way the ASP.NET Core cookie parser handles encoded names.

Se presenta una vulnerabilidad de omisión de la característica de seguridad en la manera en que Micro... • https://access.redhat.com/errata/RHSA-2020:3699 • CWE-807: Reliance on Untrusted Inputs in a Security Decision •

CVE-2020-1476 – ASP.NET and .NET Elevation of Privilege Vulnerability

https://notcve.org/view.php?id=CVE-2020-1476

17 Aug 2020 — An elevation of privilege vulnerability exists when ASP.NET or .NET web applications running on IIS improperly allow access to cached files. An attacker who successfully exploited this vulnerability could gain access to restricted files. To exploit this vulnerability, an attacker would need to send a specially crafted request to an affected server. The update addresses the vulnerability by changing how ASP.NET and .NET handle requests. Se presenta una vulnerabilidad de elevación de privilegios cuando las ap... • https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-1476 •

CVE-2020-1046 – .NET Framework Remote Code Execution Vulnerability

https://notcve.org/view.php?id=CVE-2020-1046

17 Aug 2020 — A remote code execution vulnerability exists when Microsoft .NET Framework processes input. An attacker who successfully exploited this vulnerability could take control of an affected system. To exploit the vulnerability, an attacker would need to be able to upload a specially crafted file to a web application. The security update addresses the vulnerability by correcting how .NET Framework processes input. Se presenta una vulnerabilidad de ejecución de código remota cuando Microsoft .NET Framework procesa ... • https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-1046 •

CVE-2020-1597 – ASP.NET Core Denial of Service Vulnerability

https://notcve.org/view.php?id=CVE-2020-1597

11 Aug 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 appl... • https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WH5FQ5VT3JGHXFXOETHCTBWJUIAPGHHT • CWE-400: Uncontrolled Resource Consumption •

CVE-2020-1147 – Microsoft .NET Framework, SharePoint, and Visual Studio Remote Code Execution Vulnerability

https://notcve.org/view.php?id=CVE-2020-1147

14 Jul 2020 — A remote code execution vulnerability exists in .NET Framework, Microsoft SharePoint, and Visual Studio when the software fails to check the source markup of XML file input, aka '.NET Framework, SharePoint Server, and Visual Studio Remote Code Execution Vulnerability'. Se presenta una vulnerabilidad de ejecución de código remota en .NET Framework, Microsoft SharePoint y Visual Studio cuando el software presenta un fallo al comprobar el marcado de origen de una entrada de archivo XML, también se conoce como ... • https://packetstorm.news/files/id/163644 • CWE-502: Deserialization of Untrusted Data •

CVE-2020-1066

https://notcve.org/view.php?id=CVE-2020-1066

21 May 2020 — An elevation of privilege vulnerability exists in .NET Framework which could allow an attacker to elevate their privilege level.To exploit the vulnerability, an attacker would first have to access the local machine, and then run a malicious program.The update addresses the vulnerability by correcting how .NET Framework activates COM objects., aka '.NET Framework Elevation of Privilege Vulnerability'. Se presenta una vulnerabilidad de elevación de privilegios en .NET Framework que podría permitir a un atacan... • https://github.com/cbwang505/CVE-2020-1066-EXP •