CVE-2020-1108
HighCVSS 7.5Exploitation Probability (EPSS)
Very high risk96th percentile - higher than 96% of all known CVEs
Summary
Denial of service vulnerability in .NET Core and .NET Framework due to improper handling of web requests. A remote unauthenticated attacker could cause a denial of service by sending specially crafted requests to the application.
Risk Assessment
Risk of disruption of .NET-based web applications, potentially leading to service unavailability for users.
Recommendation
Install the update that corrects how .NET Core and .NET Framework web applications handle web requests.
Other vulnerabilities in .NET Core
See all- CVE-2017-11883High
.NET Core versions 1.0, 1.1, and 2.0 allow an unauthenticated attacker to remotely cause a denial of service attack against a .NET Core web application by improperly handling web requests.
- CVE-2017-11770High
Versions .NET Core 1.0, 1.1, and 2.0 have a vulnerability that allows an unauthenticated attacker to remotely trigger a denial of service attack against a .NET Core web application by improperly parsing certificate data.
- CVE-2026-57108High
A type confusion vulnerability in .NET Core allows an unauthorized attacker to cause a denial of service over a network.
- CVE-2026-32175Medium
A tampering vulnerability exists when .NET Core improperly handles specially crafted files. An attacker who successfully exploited this vulnerability could write arbitrary files and directories to certain locations on a vulnerable system.
Original NVD description (English source)
A denial of service vulnerability exists when .NET Core or .NET Framework improperly handles web requests. An attacker who successfully exploited this vulnerability could cause a denial of service against a .NET Core or .NET Framework 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 .NET Core or .NET Framework application. The update addresses the vulnerability by correcting how the .NET Core or .NET Framework web application handles web requests.
Vulnerability data from NVD (NIST) · CISA KEV · EPSS